diff --git a/bench/abc/optimized/abcFxu.ll b/bench/abc/optimized/abcFxu.ll
index 43c557ba92b..48668d19865 100644
--- a/bench/abc/optimized/abcFxu.ll
+++ b/bench/abc/optimized/abcFxu.ll
@@ -11,7 +11,7 @@ target triple = "x86_64-pc-linux-gnu"
 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
 define void @Abc_NtkSetDefaultFxParams(ptr noundef writeonly captures(none) initializes((0, 96)) %0) local_unnamed_addr #0 {
   %2 = getelementptr inbounds nuw i8, ptr %0, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %2, i8 0, i64 80, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(80) %2, i8 0, i64 80, i1 false)
   %3 = getelementptr inbounds nuw i8, ptr %0, i64 28
   store i32 20000, ptr %3, align 4, !tbaa !3
   %4 = getelementptr inbounds nuw i8, ptr %0, i64 32
diff --git a/bench/bdwgc/optimized/gc.ll b/bench/bdwgc/optimized/gc.ll
index b391de53428..bcdae0ecc49 100644
--- a/bench/bdwgc/optimized/gc.ll
+++ b/bench/bdwgc/optimized/gc.ll
@@ -14075,7 +14075,7 @@ GC_build_fl4.exit.i:                              ; preds = %328
 
 335:                                              ; preds = %334
   %336 = getelementptr inbounds nuw i8, ptr %229, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(4096) %336, i8 0, i64 4088, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(4088) %336, i8 0, i64 4088, i1 false)
   br label %337
 
 337:                                              ; preds = %335, %334
@@ -14303,7 +14303,7 @@ GC_build_fl4.exit.i168:                           ; preds = %406
 
 413:                                              ; preds = %412
   %414 = getelementptr inbounds nuw i8, ptr %229, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(4096) %414, i8 0, i64 4088, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(4088) %414, i8 0, i64 4088, i1 false)
   br label %415
 
 415:                                              ; preds = %413, %412
@@ -41131,7 +41131,7 @@ GC_build_fl4.exit.i.i:                            ; preds = %157
 
 164:                                              ; preds = %163
   %165 = getelementptr inbounds nuw i8, ptr %81, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(4096) %165, i8 0, i64 4088, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(4088) %165, i8 0, i64 4088, i1 false)
   br label %166
 
 166:                                              ; preds = %164, %163
diff --git a/bench/cpp-httplib/optimized/httplib.ll b/bench/cpp-httplib/optimized/httplib.ll
index d1b093cf35f..d7fe7729082 100644
--- a/bench/cpp-httplib/optimized/httplib.ll
+++ b/bench/cpp-httplib/optimized/httplib.ll
@@ -5449,7 +5449,7 @@ if.end13.i:                                       ; preds = %if.then9.i
 
 if.then19.i:                                      ; preds = %if.end13.i
   %3 = getelementptr inbounds nuw i8, ptr %addr.i, i64 2
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 2 dereferenceable(110) %3, i8 0, i64 108, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 2 dereferenceable(108) %3, i8 0, i64 108, i1 false)
   store i16 1, ptr %addr.i, align 2
   %call20.i = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %host) #39
   %call22.i = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %host) #39
@@ -29427,7 +29427,7 @@ if.end13.i:                                       ; preds = %if.then9.i
 
 if.then19.i:                                      ; preds = %if.end13.i
   %5 = getelementptr inbounds nuw i8, ptr %addr.i, i64 2
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 2 dereferenceable(110) %5, i8 0, i64 108, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 2 dereferenceable(108) %5, i8 0, i64 108, i1 false)
   store i16 1, ptr %addr.i, align 2
   %call20.i = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %host) #39
   %call22.i = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %host) #39
diff --git a/bench/eastl/optimized/TestDeque.ll b/bench/eastl/optimized/TestDeque.ll
index 46f07c2516d..63f2624a5f9 100644
--- a/bench/eastl/optimized/TestDeque.ll
+++ b/bench/eastl/optimized/TestDeque.ll
@@ -17916,14 +17916,14 @@ _ZN5eastl5dequeI10TestObjectNS_9allocatorELj16EED2Ev.exit1301: ; preds = %for.en
   store i64 8, ptr %mnPtrArraySize.i.i1302, align 8
   %call.i.i.i.i.i.i1304 = call noalias dereferenceable_or_null(80) ptr @malloc(i64 noundef 80) #17
   %455 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i1304, i64 1
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(16) %455, i8 -1, i64 15, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(15) %455, i8 -1, i64 15, i1 false)
   store i8 0, ptr %call.i.i.i.i.i.i1304, align 1
   %result.0.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i1304, i64 16
   store ptr %result.0.i.i.i.i.i, ptr %v0, align 8
   %pPtrArrayCurrent.021.i.i.i.ptr = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i1304, i64 40
   %call.i.i.i14.i.i.i = call noalias dereferenceable_or_null(272) ptr @malloc(i64 noundef 272) #17
   %456 = getelementptr inbounds nuw i8, ptr %call.i.i.i14.i.i.i, i64 1
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(16) %456, i8 -1, i64 15, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(15) %456, i8 -1, i64 15, i1 false)
   store i8 0, ptr %call.i.i.i14.i.i.i, align 1
   %result.0.i.i15.i.i.i = getelementptr inbounds nuw i8, ptr %call.i.i.i14.i.i.i, i64 16
   store ptr %result.0.i.i15.i.i.i, ptr %pPtrArrayCurrent.021.i.i.i.ptr, align 8
@@ -17955,14 +17955,14 @@ _ZN5eastl5dequeI10TestObjectNS_9allocatorELj16EED2Ev.exit1301: ; preds = %for.en
   store i64 8, ptr %mnPtrArraySize.i.i1318, align 8
   %call.i.i.i.i.i.i1323 = call noalias dereferenceable_or_null(96) ptr @malloc(i64 noundef 96) #17
   %458 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i1323, i64 1
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(16) %458, i8 -1, i64 15, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(15) %458, i8 -1, i64 15, i1 false)
   store i8 1, ptr %call.i.i.i.i.i.i1323, align 1
   %result.0.i.i.i.i.i1324 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i1323, i64 32
   store ptr %result.0.i.i.i.i.i1324, ptr %v1, align 8
   %pPtrArrayCurrent.021.i.i.i1329.ptr.ptr = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i1323, i64 56
   %call.i.i.i14.i.i.i1330 = call noalias dereferenceable_or_null(288) ptr @malloc(i64 noundef 288) #17
   %459 = getelementptr inbounds nuw i8, ptr %call.i.i.i14.i.i.i1330, i64 1
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(16) %459, i8 -1, i64 15, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(15) %459, i8 -1, i64 15, i1 false)
   store i8 1, ptr %call.i.i.i14.i.i.i1330, align 1
   %result.0.i.i15.i.i.i1331 = getelementptr inbounds nuw i8, ptr %call.i.i.i14.i.i.i1330, i64 32
   store ptr %result.0.i.i15.i.i.i1331, ptr %pPtrArrayCurrent.021.i.i.i1329.ptr.ptr, align 8
@@ -116046,7 +116046,7 @@ for.body:                                         ; preds = %for.body.lr.ph, %fo
   %add3.i.i.i = add nuw nsw i64 %add.i.i.i, 272
   %call.i.i.i = tail call noalias ptr @malloc(i64 noundef %add3.i.i.i) #17
   %5 = getelementptr inbounds nuw i8, ptr %call.i.i.i, i64 1
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(16) %5, i8 -1, i64 15, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(15) %5, i8 -1, i64 15, i1 false)
   store i8 %4, ptr %call.i.i.i, align 1
   %6 = getelementptr inbounds nuw i8, ptr %call.i.i.i, i64 %add.i.i.i
   %result.0.i.i = getelementptr inbounds nuw i8, ptr %6, i64 16
@@ -116143,7 +116143,7 @@ for.body70:                                       ; preds = %for.body70.lr.ph, %
   %add3.i.i.i21 = add nuw nsw i64 %add.i.i.i20, 272
   %call.i.i.i22 = tail call noalias ptr @malloc(i64 noundef %add3.i.i.i21) #17
   %19 = getelementptr inbounds nuw i8, ptr %call.i.i.i22, i64 1
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(16) %19, i8 -1, i64 15, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(15) %19, i8 -1, i64 15, i1 false)
   store i8 %18, ptr %call.i.i.i22, align 1
   %20 = getelementptr inbounds nuw i8, ptr %call.i.i.i22, i64 %add.i.i.i20
   %result.0.i.i23 = getelementptr inbounds nuw i8, ptr %20, i64 16
@@ -116264,7 +116264,7 @@ if.else32:                                        ; preds = %land.lhs.true19, %i
   %add3.i.i.i = add i64 %mul.i.i.i, %add.i.i.i
   %call.i.i.i = tail call noalias ptr @malloc(i64 noundef %add3.i.i.i) #17
   %5 = getelementptr inbounds nuw i8, ptr %call.i.i.i, i64 1
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(16) %5, i8 -1, i64 15, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(15) %5, i8 -1, i64 15, i1 false)
   store i8 %4, ptr %call.i.i.i, align 1
   %6 = getelementptr inbounds nuw i8, ptr %call.i.i.i, i64 %add.i.i.i
   %result.0.i.i = getelementptr inbounds nuw i8, ptr %6, i64 16
diff --git a/bench/fmt/optimized/chrono-test.ll b/bench/fmt/optimized/chrono-test.ll
index cdda57c6db0..4c35884dfca 100644
--- a/bench/fmt/optimized/chrono-test.ll
+++ b/bench/fmt/optimized/chrono-test.ll
@@ -4846,7 +4846,7 @@ entry:
   %ref.tmp453 = alloca %"class.testing::Message", align 8
   %ref.tmp455 = alloca %"class.testing::internal::AssertHelper", align 8
   %0 = getelementptr inbounds nuw i8, ptr %tm, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %0, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   %tm_year = getelementptr inbounds nuw i8, ptr %tm, i64 20
   store i32 116, ptr %tm_year, align 4
   %tm_mon = getelementptr inbounds nuw i8, ptr %tm, i64 16
@@ -7138,7 +7138,7 @@ entry:
   %ref.tmp151 = alloca %"class.testing::Message", align 8
   %ref.tmp153 = alloca %"class.testing::internal::AssertHelper", align 8
   %0 = getelementptr inbounds nuw i8, ptr %tm, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %0, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   %tm_year = getelementptr inbounds nuw i8, ptr %tm, i64 20
   store i32 10445, ptr %tm_year, align 4
   %tm_mon = getelementptr inbounds nuw i8, ptr %tm, i64 16
@@ -8065,7 +8065,7 @@ entry:
   %ref.tmp261 = alloca %"class.testing::Message", align 8
   %ref.tmp263 = alloca %"class.testing::internal::AssertHelper", align 8
   %0 = getelementptr inbounds nuw i8, ptr %tm, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %0, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   %tm_year = getelementptr inbounds nuw i8, ptr %tm, i64 20
   store i32 -2001, ptr %tm_year, align 4
   %tm_mon = getelementptr inbounds nuw i8, ptr %tm, i64 16
@@ -19289,7 +19289,7 @@ entry:
   %ref.tmp194 = alloca %"class.testing::Message", align 8
   %ref.tmp196 = alloca %"class.testing::internal::AssertHelper", align 8
   %0 = getelementptr inbounds nuw i8, ptr %t, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %0, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   store i32 16, ptr %t, align 8
   %1 = getelementptr inbounds nuw i8, ptr %t, i64 4
   store i32 14, ptr %1, align 4
@@ -31790,7 +31790,7 @@ _ZN7testing15AssertionResultD2Ev.exit146:         ; preds = %if.end153, %_ZNKSt1
   store ptr null, ptr %message_.i143, align 8
   call void @_ZNSt6localeD1Ev(ptr noundef nonnull align 8 dereferenceable(8) %jp_loc116) #30
   %61 = getelementptr inbounds nuw i8, ptr %time, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %61, i8 0, i64 40, i1 false), !alias.scope !1098
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %61, i8 0, i64 40, i1 false), !alias.scope !1098
   %tm_mday.i = getelementptr inbounds nuw i8, ptr %time, i64 12
   store i32 1, ptr %tm_mday.i, align 4, !alias.scope !1098
   %tm_hour = getelementptr inbounds nuw i8, ptr %time, i64 8
@@ -50515,7 +50515,7 @@ _ZNKSt14default_deleteINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEclEP
 _ZN7testing15AssertionResultD2Ev.exit571:         ; preds = %if.end455, %_ZNKSt14default_deleteINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEclEPS5_.exit.i.i570
   store ptr null, ptr %message_.i568, align 8
   %187 = getelementptr inbounds nuw i8, ptr %tm, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %187, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %187, i8 0, i64 40, i1 false)
   store i32 3, ptr %tm, align 8
   %188 = getelementptr inbounds nuw i8, ptr %tm, i64 4
   store i32 2, ptr %188, align 4
@@ -68298,7 +68298,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2500)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2500
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2500
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !2500
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -68358,7 +68358,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2503)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2503
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2503
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !2503
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -70535,7 +70535,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2527)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2527
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2527
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2527
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -70592,7 +70592,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2530)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2530
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2530
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2530
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -72989,7 +72989,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2552)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2552
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2552
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2552
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -73046,7 +73046,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2555)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2555
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2555
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2555
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -75366,7 +75366,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2559)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2559
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2559
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2559
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -75423,7 +75423,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2562)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2562
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2562
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2562
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -77744,7 +77744,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2566)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2566
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2566
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !2566
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -77804,7 +77804,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2569)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2569
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2569
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !2569
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -80133,7 +80133,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2573)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2573
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2573
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !2573
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -80193,7 +80193,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2576)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2576
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2576
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !2576
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -82522,7 +82522,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2580)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2580
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2580
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !2580
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -82582,7 +82582,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2583)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2583
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2583
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !2583
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -84903,7 +84903,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2587)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2587
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2587
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2587
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -84960,7 +84960,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2590)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2590
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2590
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2590
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -87286,7 +87286,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2594)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2594
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2594
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2594
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -87343,7 +87343,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2597)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2597
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2597
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2597
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -89686,7 +89686,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2601)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2601
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2601
   %35 = load i32, ptr %s.i3.i, align 4, !noalias !2601
   %div.i.i.i = udiv i32 %35, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -89743,7 +89743,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i198)
   call void @llvm.experimental.noalias.scope.decl(metadata !2604)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2604
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2604
   %43 = load i32, ptr %s.i3.i, align 4, !noalias !2604
   %div.i.i.i200 = udiv i32 %43, 3600
   %rem.i.i.i.i201 = urem i32 %div.i.i.i200, 24
@@ -91734,7 +91734,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2608)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2608
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2608
   %35 = load i32, ptr %s.i3.i, align 4, !noalias !2608
   %div.i.i.i = udiv i32 %35, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -91791,7 +91791,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i198)
   call void @llvm.experimental.noalias.scope.decl(metadata !2611)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2611
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2611
   %43 = load i32, ptr %s.i3.i, align 4, !noalias !2611
   %div.i.i.i200 = udiv i32 %43, 3600
   %rem.i.i.i.i201 = urem i32 %div.i.i.i200, 24
@@ -93782,7 +93782,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2615)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2615
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2615
   %35 = load i32, ptr %s.i3.i, align 4, !noalias !2615
   %div.i.i.i = udiv i32 %35, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -93839,7 +93839,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i198)
   call void @llvm.experimental.noalias.scope.decl(metadata !2618)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2618
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2618
   %43 = load i32, ptr %s.i3.i, align 4, !noalias !2618
   %div.i.i.i200 = udiv i32 %43, 3600
   %rem.i.i.i.i201 = urem i32 %div.i.i.i200, 24
@@ -95830,7 +95830,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2622)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2622
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2622
   %35 = load i32, ptr %s.i3.i, align 4, !noalias !2622
   %div.i.i.i = udiv i32 %35, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -95887,7 +95887,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i198)
   call void @llvm.experimental.noalias.scope.decl(metadata !2625)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2625
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2625
   %43 = load i32, ptr %s.i3.i, align 4, !noalias !2625
   %div.i.i.i200 = udiv i32 %43, 3600
   %rem.i.i.i.i201 = urem i32 %div.i.i.i200, 24
@@ -97878,7 +97878,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2629)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2629
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2629
   %35 = load i32, ptr %s.i3.i, align 4, !noalias !2629
   %div.i.i.i = udiv i32 %35, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -97935,7 +97935,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i198)
   call void @llvm.experimental.noalias.scope.decl(metadata !2632)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2632
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2632
   %43 = load i32, ptr %s.i3.i, align 4, !noalias !2632
   %div.i.i.i200 = udiv i32 %43, 3600
   %rem.i.i.i.i201 = urem i32 %div.i.i.i200, 24
@@ -99931,7 +99931,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2636)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2636
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2636
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2636
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -99988,7 +99988,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2639)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2639
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2639
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2639
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -101989,7 +101989,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2643)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2643
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2643
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2643
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -102046,7 +102046,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2646)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2646
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2646
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2646
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -104047,7 +104047,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2650)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2650
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2650
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2650
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -104104,7 +104104,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2653)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2653
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2653
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2653
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -106106,7 +106106,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2657)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2657
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2657
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !2657
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -106166,7 +106166,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2660)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2660
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2660
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !2660
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -108165,7 +108165,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2664)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2664
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2664
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !2664
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -108225,7 +108225,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2667)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2667
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2667
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !2667
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -110213,7 +110213,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2671)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2671
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2671
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !2671
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -110273,7 +110273,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2674)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2674
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2674
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !2674
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -112324,7 +112324,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2678)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2678
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2678
   %35 = load i32, ptr %s.i3.i, align 4, !noalias !2678
   %div.i.i.i = udiv i32 %35, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -112381,7 +112381,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i198)
   call void @llvm.experimental.noalias.scope.decl(metadata !2681)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2681
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2681
   %43 = load i32, ptr %s.i3.i, align 4, !noalias !2681
   %div.i.i.i200 = udiv i32 %43, 3600
   %rem.i.i.i.i201 = urem i32 %div.i.i.i200, 24
@@ -114522,7 +114522,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2703)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2703
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2703
   %38 = load i32, ptr %s.i3.i, align 4, !noalias !2703
   %div.i.i.i = udiv i32 %38, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -114579,7 +114579,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2706)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2706
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2706
   %46 = load i32, ptr %s.i3.i, align 4, !noalias !2706
   %div.i.i.i203 = udiv i32 %46, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -140550,7 +140550,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2949)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2949
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2949
   %39 = load i32, ptr %s.i3.i, align 4, !noalias !2949
   %div.i.i.i = udiv i32 %39, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -140609,7 +140609,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i205)
   call void @llvm.experimental.noalias.scope.decl(metadata !2952)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2952
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2952
   %47 = load i32, ptr %s.i3.i, align 4, !noalias !2952
   %div.i.i.i207 = udiv i32 %47, 3600
   %rem.i.i.i.i208 = urem i32 %div.i.i.i207, 24
@@ -142914,7 +142914,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2956)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2956
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2956
   %35 = load i32, ptr %s.i3.i, align 4, !noalias !2956
   %div.i.i.i = udiv i32 %35, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -142971,7 +142971,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i198)
   call void @llvm.experimental.noalias.scope.decl(metadata !2959)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2959
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2959
   %43 = load i32, ptr %s.i3.i, align 4, !noalias !2959
   %div.i.i.i200 = udiv i32 %43, 3600
   %rem.i.i.i.i201 = urem i32 %div.i.i.i200, 24
@@ -149939,7 +149939,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !2989)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !2989
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !2989
   %36 = load i32, ptr %s.i3.i, align 4, !noalias !2989
   %div.i.i.i = udiv i32 %36, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -149998,7 +149998,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !2992)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !2992
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !2992
   %44 = load i32, ptr %s.i3.i, align 4, !noalias !2992
   %div.i.i.i203 = udiv i32 %44, 3600
   %rem.i.i.i.i204 = urem i32 %div.i.i.i203, 24
@@ -154393,7 +154393,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !3000)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !3000
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !3000
   %35 = load i32, ptr %s.i3.i, align 4, !noalias !3000
   %div.i.i.i = udiv i32 %35, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -154450,7 +154450,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i198)
   call void @llvm.experimental.noalias.scope.decl(metadata !3003)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !3003
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !3003
   %43 = load i32, ptr %s.i3.i, align 4, !noalias !3003
   %div.i.i.i200 = udiv i32 %43, 3600
   %rem.i.i.i.i201 = urem i32 %div.i.i.i200, 24
@@ -156958,7 +156958,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !3007)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !3007
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !3007
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !3007
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -157018,7 +157018,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !3010)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !3010
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !3010
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !3010
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -162521,7 +162521,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !3162)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !3162
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !3162
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !3162
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -162581,7 +162581,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !3165)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !3165
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !3165
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !3165
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -164973,7 +164973,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !3169)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !3169
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !3169
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !3169
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -165033,7 +165033,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !3172)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !3172
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !3172
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !3172
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
@@ -167335,7 +167335,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !3176)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !3176
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !3176
   %39 = load i32, ptr %s.i3.i, align 4, !noalias !3176
   %div.i.i.i = udiv i32 %39, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -167394,7 +167394,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i205)
   call void @llvm.experimental.noalias.scope.decl(metadata !3179)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !3179
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !3179
   %47 = load i32, ptr %s.i3.i, align 4, !noalias !3179
   %div.i.i.i207 = udiv i32 %47, 3600
   %rem.i.i.i.i208 = urem i32 %div.i.i.i207, 24
@@ -169269,7 +169269,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !3183)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !3183
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !3183
   %39 = load i32, ptr %s.i3.i, align 4, !noalias !3183
   %div.i.i.i = udiv i32 %39, 3600
   %rem.i.i.i.i = urem i32 %div.i.i.i, 24
@@ -169328,7 +169328,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i205)
   call void @llvm.experimental.noalias.scope.decl(metadata !3186)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !3186
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !3186
   %47 = load i32, ptr %s.i3.i, align 4, !noalias !3186
   %div.i.i.i207 = udiv i32 %47, 3600
   %rem.i.i.i.i208 = urem i32 %div.i.i.i207, 24
@@ -218702,7 +218702,7 @@ sw.bb68:                                          ; preds = %if.end36
 sw.bb74:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i)
   call void @llvm.experimental.noalias.scope.decl(metadata !3271)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 48, i1 false), !alias.scope !3271
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, i8 0, i64 48, i1 false), !alias.scope !3271
   %38 = load i64, ptr %s.i3.i, align 8, !noalias !3271
   %div.i.i.i = udiv i64 %38, 3600
   %rem.i.i.i.i = urem i64 %div.i.i.i, 24
@@ -218762,7 +218762,7 @@ sw.bb76:                                          ; preds = %if.end36
 sw.bb77:                                          ; preds = %if.end36
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %ref.tmp.i201)
   call void @llvm.experimental.noalias.scope.decl(metadata !3274)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1, i8 0, i64 48, i1 false), !alias.scope !3274
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %1, i8 0, i64 48, i1 false), !alias.scope !3274
   %46 = load i64, ptr %s.i3.i, align 8, !noalias !3274
   %div.i.i.i203 = udiv i64 %46, 3600
   %rem.i.i.i.i204 = urem i64 %div.i.i.i203, 24
diff --git a/bench/glslang/optimized/SpvBuilder.ll b/bench/glslang/optimized/SpvBuilder.ll
index 4e19c265d6f..6bfca099258 100644
--- a/bench/glslang/optimized/SpvBuilder.ll
+++ b/bench/glslang/optimized/SpvBuilder.ll
@@ -2395,7 +2395,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %42, %2
   store i32 0, ptr %62, align 8
   %63 = getelementptr inbounds nuw i8, ptr %52, i64 80
   %64 = getelementptr inbounds nuw i8, ptr %52, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %64, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %64, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %63, i8 0, i64 16, i1 false)
   %65 = getelementptr inbounds nuw i8, ptr %52, i64 40
   %66 = getelementptr inbounds nuw i8, ptr %52, i64 32
@@ -3485,7 +3485,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %33, %3
   store i32 0, ptr %52, align 8
   %53 = getelementptr inbounds nuw i8, ptr %43, i64 80
   %54 = getelementptr inbounds nuw i8, ptr %43, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %54, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %54, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %53, i8 0, i64 16, i1 false)
   %55 = getelementptr inbounds nuw i8, ptr %43, i64 40
   %56 = getelementptr inbounds nuw i8, ptr %43, i64 32
@@ -3988,7 +3988,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %33, %12
   store i32 0, ptr %45, align 8
   %46 = getelementptr inbounds nuw i8, ptr %35, i64 80
   %47 = getelementptr inbounds nuw i8, ptr %35, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %47, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %47, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %46, i8 0, i64 16, i1 false)
   %48 = getelementptr inbounds nuw i8, ptr %35, i64 40
   %49 = getelementptr inbounds nuw i8, ptr %35, i64 32
@@ -4684,7 +4684,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %35, %4
   store i32 0, ptr %51, align 8
   %52 = getelementptr inbounds nuw i8, ptr %45, i64 80
   %53 = getelementptr inbounds nuw i8, ptr %45, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %53, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %53, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %52, i8 0, i64 16, i1 false)
   %54 = getelementptr inbounds nuw i8, ptr %45, i64 40
   %55 = getelementptr inbounds nuw i8, ptr %45, i64 32
@@ -4992,7 +4992,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %35, %3
   store i32 0, ptr %54, align 8
   %55 = getelementptr inbounds nuw i8, ptr %45, i64 80
   %56 = getelementptr inbounds nuw i8, ptr %45, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %56, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %56, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %55, i8 0, i64 16, i1 false)
   %57 = getelementptr inbounds nuw i8, ptr %45, i64 40
   %58 = getelementptr inbounds nuw i8, ptr %45, i64 32
@@ -5402,7 +5402,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %53, %17
   store i32 0, ptr %73, align 8
   %74 = getelementptr inbounds nuw i8, ptr %63, i64 80
   %75 = getelementptr inbounds nuw i8, ptr %63, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %75, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %75, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %74, i8 0, i64 16, i1 false)
   %76 = getelementptr inbounds nuw i8, ptr %63, i64 40
   %77 = getelementptr inbounds nuw i8, ptr %63, i64 32
@@ -6068,7 +6068,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %41, %2
   store i32 0, ptr %61, align 8
   %62 = getelementptr inbounds nuw i8, ptr %51, i64 80
   %63 = getelementptr inbounds nuw i8, ptr %51, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %63, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %63, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %62, i8 0, i64 16, i1 false)
   %64 = getelementptr inbounds nuw i8, ptr %51, i64 40
   %65 = getelementptr inbounds nuw i8, ptr %51, i64 32
@@ -6568,7 +6568,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %9, align 8
   %10 = getelementptr inbounds nuw i8, ptr %3, i64 80
   %11 = getelementptr inbounds nuw i8, ptr %3, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %11, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %11, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %10, i8 0, i64 16, i1 false)
   %12 = getelementptr inbounds nuw i8, ptr %3, i64 40
   %13 = getelementptr inbounds nuw i8, ptr %3, i64 32
@@ -6867,7 +6867,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %33, %3
   store i32 0, ptr %52, align 8
   %53 = getelementptr inbounds nuw i8, ptr %43, i64 80
   %54 = getelementptr inbounds nuw i8, ptr %43, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %54, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %54, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %53, i8 0, i64 16, i1 false)
   %55 = getelementptr inbounds nuw i8, ptr %43, i64 40
   %56 = getelementptr inbounds nuw i8, ptr %43, i64 32
@@ -7175,7 +7175,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %35, %4
   store i32 0, ptr %54, align 8
   %55 = getelementptr inbounds nuw i8, ptr %45, i64 80
   %56 = getelementptr inbounds nuw i8, ptr %45, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %56, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %56, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %55, i8 0, i64 16, i1 false)
   %57 = getelementptr inbounds nuw i8, ptr %45, i64 40
   %58 = getelementptr inbounds nuw i8, ptr %45, i64 32
@@ -7476,7 +7476,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %36, %4
   store i32 0, ptr %56, align 8
   %57 = getelementptr inbounds nuw i8, ptr %46, i64 80
   %58 = getelementptr inbounds nuw i8, ptr %46, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %58, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %58, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %57, i8 0, i64 16, i1 false)
   %59 = getelementptr inbounds nuw i8, ptr %46, i64 40
   %60 = getelementptr inbounds nuw i8, ptr %46, i64 32
@@ -7789,7 +7789,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %47, %6
   store i32 0, ptr %66, align 8
   %67 = getelementptr inbounds nuw i8, ptr %57, i64 80
   %68 = getelementptr inbounds nuw i8, ptr %57, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %68, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %68, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %67, i8 0, i64 16, i1 false)
   %69 = getelementptr inbounds nuw i8, ptr %57, i64 40
   %70 = getelementptr inbounds nuw i8, ptr %57, i64 32
@@ -8088,7 +8088,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %42, %5
   store i32 0, ptr %61, align 8
   %62 = getelementptr inbounds nuw i8, ptr %52, i64 80
   %63 = getelementptr inbounds nuw i8, ptr %52, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %63, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %63, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %62, i8 0, i64 16, i1 false)
   %64 = getelementptr inbounds nuw i8, ptr %52, i64 40
   %65 = getelementptr inbounds nuw i8, ptr %52, i64 32
@@ -8786,7 +8786,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %35, %.preheader, %4
   store i32 0, ptr %54, align 8
   %55 = getelementptr inbounds nuw i8, ptr %45, i64 80
   %56 = getelementptr inbounds nuw i8, ptr %45, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %56, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %56, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %55, i8 0, i64 16, i1 false)
   %57 = getelementptr inbounds nuw i8, ptr %45, i64 40
   %58 = getelementptr inbounds nuw i8, ptr %45, i64 32
@@ -9997,7 +9997,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %63, %8
   store i32 0, ptr %82, align 8
   %83 = getelementptr inbounds nuw i8, ptr %73, i64 80
   %84 = getelementptr inbounds nuw i8, ptr %73, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %84, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %84, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %83, i8 0, i64 16, i1 false)
   %85 = getelementptr inbounds nuw i8, ptr %73, i64 40
   %86 = getelementptr inbounds nuw i8, ptr %73, i64 32
@@ -11239,7 +11239,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %1
   store i32 0, ptr %14, align 8
   %15 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %16, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %16, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %18 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -11692,7 +11692,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %36, %4
   store i32 0, ptr %56, align 8
   %57 = getelementptr inbounds nuw i8, ptr %46, i64 80
   %58 = getelementptr inbounds nuw i8, ptr %46, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %58, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %58, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %57, i8 0, i64 16, i1 false)
   %59 = getelementptr inbounds nuw i8, ptr %46, i64 40
   %60 = getelementptr inbounds nuw i8, ptr %46, i64 32
@@ -12218,7 +12218,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %15, align 8
   %16 = getelementptr inbounds nuw i8, ptr %5, i64 80
   %17 = getelementptr inbounds nuw i8, ptr %5, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %17, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %17, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %16, i8 0, i64 16, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %5, i64 40
   %19 = getelementptr inbounds nuw i8, ptr %5, i64 32
@@ -12541,7 +12541,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %30, %.lr.ph.i.i.i.i
   store i32 0, ptr %47, align 8
   %48 = getelementptr inbounds nuw i8, ptr %40, i64 80
   %49 = getelementptr inbounds nuw i8, ptr %40, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %49, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %49, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %48, i8 0, i64 16, i1 false)
   %50 = getelementptr inbounds nuw i8, ptr %40, i64 40
   %51 = getelementptr inbounds nuw i8, ptr %40, i64 32
@@ -12776,7 +12776,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %1
   store i32 0, ptr %14, align 8
   %15 = getelementptr inbounds nuw i8, ptr %7, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %7, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %16, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %16, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 40
   %18 = getelementptr inbounds nuw i8, ptr %7, i64 32
@@ -12980,7 +12980,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %18, align 8
   %19 = getelementptr inbounds nuw i8, ptr %8, i64 80
   %20 = getelementptr inbounds nuw i8, ptr %8, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %20, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %20, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %19, i8 0, i64 16, i1 false)
   %21 = getelementptr inbounds nuw i8, ptr %8, i64 40
   %22 = getelementptr inbounds nuw i8, ptr %8, i64 32
@@ -13192,7 +13192,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %16, align 8
   %17 = getelementptr inbounds nuw i8, ptr %6, i64 80
   %18 = getelementptr inbounds nuw i8, ptr %6, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %18, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %18, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %17, i8 0, i64 16, i1 false)
   %19 = getelementptr inbounds nuw i8, ptr %6, i64 40
   %20 = getelementptr inbounds nuw i8, ptr %6, i64 32
@@ -13425,7 +13425,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %1
   store i32 0, ptr %14, align 8
   %15 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %16, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %16, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %18 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -13594,7 +13594,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %14, align 8
   %15 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %16, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %16, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %18 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -13699,7 +13699,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %_ZNSt5stackIjSt5deq
   store i32 0, ptr %43, align 8, !noalias !250
   %44 = getelementptr inbounds nuw i8, ptr %37, i64 80
   %45 = getelementptr inbounds nuw i8, ptr %37, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %45, i8 0, i64 12, i1 false), !noalias !250
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %45, i8 0, i64 12, i1 false), !noalias !250
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %44, i8 0, i64 16, i1 false), !noalias !250
   %46 = getelementptr inbounds nuw i8, ptr %37, i64 40
   %47 = getelementptr inbounds nuw i8, ptr %37, i64 32
@@ -13944,7 +13944,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit12:   ; preds = %157
   store i32 0, ptr %167, align 8, !noalias !261
   %168 = getelementptr inbounds nuw i8, ptr %161, i64 80
   %169 = getelementptr inbounds nuw i8, ptr %161, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %169, i8 0, i64 12, i1 false), !noalias !261
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %169, i8 0, i64 12, i1 false), !noalias !261
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %168, i8 0, i64 16, i1 false), !noalias !261
   %170 = getelementptr inbounds nuw i8, ptr %161, i64 40
   %171 = getelementptr inbounds nuw i8, ptr %161, i64 32
@@ -14119,7 +14119,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit31:   ; preds = %_ZNSt10unique_ptrIN
   store i32 0, ptr %252, align 8, !noalias !269
   %253 = getelementptr inbounds nuw i8, ptr %246, i64 80
   %254 = getelementptr inbounds nuw i8, ptr %246, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %254, i8 0, i64 12, i1 false), !noalias !269
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %254, i8 0, i64 12, i1 false), !noalias !269
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %253, i8 0, i64 16, i1 false), !noalias !269
   %255 = getelementptr inbounds nuw i8, ptr %246, i64 40
   %256 = getelementptr inbounds nuw i8, ptr %246, i64 32
@@ -14454,7 +14454,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %14, align 8
   %15 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %16, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %16, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %18 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -16574,7 +16574,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %_ZN3spv7Builder18fi
   store i32 0, ptr %65, align 8
   %66 = getelementptr inbounds nuw i8, ptr %56, i64 80
   %67 = getelementptr inbounds nuw i8, ptr %56, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %67, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %67, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %66, i8 0, i64 16, i1 false)
   %68 = getelementptr inbounds nuw i8, ptr %56, i64 40
   %69 = getelementptr inbounds nuw i8, ptr %56, i64 32
@@ -17188,7 +17188,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %_ZN3spv7Builder18fi
   store i32 0, ptr %66, align 8
   %67 = getelementptr inbounds nuw i8, ptr %57, i64 80
   %68 = getelementptr inbounds nuw i8, ptr %57, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %68, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %68, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %67, i8 0, i64 16, i1 false)
   %69 = getelementptr inbounds nuw i8, ptr %57, i64 40
   %70 = getelementptr inbounds nuw i8, ptr %57, i64 32
@@ -18676,7 +18676,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %10, align 8
   %11 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %12 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %12, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %12, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %11, i8 0, i64 16, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %14 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -18832,7 +18832,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %6
   store i32 0, ptr %13, align 8
   %14 = getelementptr inbounds nuw i8, ptr %7, i64 80
   %15 = getelementptr inbounds nuw i8, ptr %7, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %15, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %15, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   %16 = getelementptr inbounds nuw i8, ptr %7, i64 40
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 32
@@ -19281,7 +19281,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %10, align 8
   %11 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %12 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %12, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %12, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %11, i8 0, i64 16, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %14 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -19435,7 +19435,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %4
   store i32 0, ptr %12, align 8
   %13 = getelementptr inbounds nuw i8, ptr %6, i64 80
   %14 = getelementptr inbounds nuw i8, ptr %6, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %14, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %14, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %13, i8 0, i64 16, i1 false)
   %15 = getelementptr inbounds nuw i8, ptr %6, i64 40
   %16 = getelementptr inbounds nuw i8, ptr %6, i64 32
@@ -19559,7 +19559,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %4
   store i32 0, ptr %12, align 8
   %13 = getelementptr inbounds nuw i8, ptr %6, i64 80
   %14 = getelementptr inbounds nuw i8, ptr %6, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %14, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %14, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %13, i8 0, i64 16, i1 false)
   %15 = getelementptr inbounds nuw i8, ptr %6, i64 40
   %16 = getelementptr inbounds nuw i8, ptr %6, i64 32
@@ -20154,7 +20154,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %10, align 8
   %11 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %12 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %12, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %12, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %11, i8 0, i64 16, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %14 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -20309,7 +20309,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %4
   store i32 0, ptr %12, align 8
   %13 = getelementptr inbounds nuw i8, ptr %6, i64 80
   %14 = getelementptr inbounds nuw i8, ptr %6, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %14, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %14, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %13, i8 0, i64 16, i1 false)
   %15 = getelementptr inbounds nuw i8, ptr %6, i64 40
   %16 = getelementptr inbounds nuw i8, ptr %6, i64 32
@@ -20579,7 +20579,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %5
   store i32 0, ptr %13, align 8
   %14 = getelementptr inbounds nuw i8, ptr %7, i64 80
   %15 = getelementptr inbounds nuw i8, ptr %7, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %15, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %15, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   %16 = getelementptr inbounds nuw i8, ptr %7, i64 40
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 32
@@ -20704,7 +20704,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %5
   store i32 0, ptr %13, align 8
   %14 = getelementptr inbounds nuw i8, ptr %7, i64 80
   %15 = getelementptr inbounds nuw i8, ptr %7, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %15, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %15, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   %16 = getelementptr inbounds nuw i8, ptr %7, i64 40
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 32
@@ -22568,7 +22568,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %15, align 8
   %16 = getelementptr inbounds nuw i8, ptr %8, i64 80
   %17 = getelementptr inbounds nuw i8, ptr %8, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %17, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %17, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %16, i8 0, i64 16, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %8, i64 40
   %19 = getelementptr inbounds nuw i8, ptr %8, i64 32
@@ -22757,7 +22757,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %12, align 8
   %13 = getelementptr inbounds nuw i8, ptr %5, i64 80
   %14 = getelementptr inbounds nuw i8, ptr %5, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %14, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %14, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %13, i8 0, i64 16, i1 false)
   %15 = getelementptr inbounds nuw i8, ptr %5, i64 40
   %16 = getelementptr inbounds nuw i8, ptr %5, i64 32
@@ -23222,7 +23222,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %27, %31
   store i32 0, ptr %43, align 8
   %44 = getelementptr inbounds nuw i8, ptr %36, i64 80
   %45 = getelementptr inbounds nuw i8, ptr %36, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %45, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %45, i8 0, i64 12, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %44, i8 0, i64 16, i1 false)
   %46 = getelementptr inbounds nuw i8, ptr %36, i64 40
   %47 = getelementptr inbounds nuw i8, ptr %36, i64 32
@@ -24084,7 +24084,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %13, align 8
   %14 = getelementptr inbounds nuw i8, ptr %7, i64 80
   %15 = getelementptr inbounds nuw i8, ptr %7, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %15, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %15, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   %16 = getelementptr inbounds nuw i8, ptr %7, i64 40
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 32
@@ -24435,7 +24435,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %14, align 8
   %15 = getelementptr inbounds nuw i8, ptr %5, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %5, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %16, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %16, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   %17 = getelementptr inbounds nuw i8, ptr %5, i64 40
   %18 = getelementptr inbounds nuw i8, ptr %5, i64 32
@@ -25076,7 +25076,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %4
   store i32 0, ptr %29, align 8
   %30 = getelementptr inbounds nuw i8, ptr %20, i64 80
   %31 = getelementptr inbounds nuw i8, ptr %20, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %31, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %31, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %30, i8 0, i64 16, i1 false)
   %32 = getelementptr inbounds nuw i8, ptr %20, i64 40
   %33 = getelementptr inbounds nuw i8, ptr %20, i64 32
@@ -25261,7 +25261,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %15, align 8
   %16 = getelementptr inbounds nuw i8, ptr %6, i64 80
   %17 = getelementptr inbounds nuw i8, ptr %6, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %17, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %17, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %16, i8 0, i64 16, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %6, i64 40
   %19 = getelementptr inbounds nuw i8, ptr %6, i64 32
@@ -25420,7 +25420,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %14, align 8
   %15 = getelementptr inbounds nuw i8, ptr %5, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %5, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %16, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %16, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   %17 = getelementptr inbounds nuw i8, ptr %5, i64 40
   %18 = getelementptr inbounds nuw i8, ptr %5, i64 32
@@ -25474,7 +25474,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %15, align 8
   %16 = getelementptr inbounds nuw i8, ptr %6, i64 80
   %17 = getelementptr inbounds nuw i8, ptr %6, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %17, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %17, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %16, i8 0, i64 16, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %6, i64 40
   %19 = getelementptr inbounds nuw i8, ptr %6, i64 32
@@ -25696,7 +25696,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %11, align 8
   %12 = getelementptr inbounds nuw i8, ptr %5, i64 80
   %13 = getelementptr inbounds nuw i8, ptr %5, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %13, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %13, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %12, i8 0, i64 16, i1 false)
   %14 = getelementptr inbounds nuw i8, ptr %5, i64 40
   %15 = getelementptr inbounds nuw i8, ptr %5, i64 32
@@ -25752,7 +25752,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %10, align 8
   %11 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %12 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %12, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %12, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %11, i8 0, i64 16, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %14 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -25900,7 +25900,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %5
   store i32 0, ptr %27, align 8
   %28 = getelementptr inbounds nuw i8, ptr %18, i64 80
   %29 = getelementptr inbounds nuw i8, ptr %18, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %29, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %29, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %28, i8 0, i64 16, i1 false)
   %30 = getelementptr inbounds nuw i8, ptr %18, i64 40
   %31 = getelementptr inbounds nuw i8, ptr %18, i64 32
@@ -25983,7 +25983,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %6
   store i32 0, ptr %29, align 8
   %30 = getelementptr inbounds nuw i8, ptr %20, i64 80
   %31 = getelementptr inbounds nuw i8, ptr %20, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %31, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %31, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %30, i8 0, i64 16, i1 false)
   %32 = getelementptr inbounds nuw i8, ptr %20, i64 40
   %33 = getelementptr inbounds nuw i8, ptr %20, i64 32
@@ -26595,7 +26595,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:     ; preds = %_ZNK3spv7Builder16g
   store i32 0, ptr %69, align 8
   %70 = getelementptr inbounds nuw i8, ptr %60, i64 80
   %71 = getelementptr inbounds nuw i8, ptr %60, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %71, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %71, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %70, i8 0, i64 16, i1 false)
   %72 = getelementptr inbounds nuw i8, ptr %60, i64 40
   %73 = getelementptr inbounds nuw i8, ptr %60, i64 32
@@ -30763,7 +30763,7 @@ _ZNK3spv7Builder9getTypeIdEj.exit:                ; preds = %_ZNK3spv7Builder18g
 _ZNK3spv7Builder18getContainedTypeIdEj.exit122:   ; preds = %_ZNK3spv7Builder9getTypeIdEj.exit, %132, %136, %141
   %.0.i.i121 = phi i32 [ %144, %141 ], [ %140, %136 ], [ %135, %132 ], [ 0, %_ZNK3spv7Builder9getTypeIdEj.exit ]
   %145 = getelementptr inbounds nuw i8, ptr %5, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %145, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %145, i8 0, i64 16, i1 false)
   %.not356 = icmp eq i32 %60, 0
   br i1 %.not356, label %175, label %.lr.ph
 
@@ -30845,7 +30845,7 @@ _ZNSt6vectorIjSaIjEE9push_backERKj.exit:          ; preds = %152, %_ZNSt6vectorI
   %.lcssa293 = phi ptr [ %172, %._crit_edge ], [ null, %_ZNK3spv7Builder18getContainedTypeIdEj.exit122 ]
   store ptr %.lcssa293, ptr %5, align 8
   %176 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %176, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %176, i8 0, i64 16, i1 false)
   %.not357 = icmp eq i32 %.0.i.i, 0
   br i1 %.not357, label %249, label %.lr.ph309
 
@@ -31761,7 +31761,7 @@ _ZNK3spv7Builder18getContainedTypeIdEj.exit192:   ; preds = %.loopexit, %596, %6
 
 615:                                              ; preds = %.lr.ph354, %_ZNSt6vectorIjSaIjEED2Ev.exit212
   %indvars.iv425 = phi i64 [ 0, %.lr.ph354 ], [ %indvars.iv.next426, %_ZNSt6vectorIjSaIjEED2Ev.exit212 ]
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %614, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %614, i8 0, i64 16, i1 false)
   br i1 %.not361, label %645, label %.lr.ph342
 
 .lr.ph342:                                        ; preds = %615, %_ZNSt6vectorIjSaIjEE9push_backERKj.exit200
@@ -32504,7 +32504,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %10, align 8
   %11 = getelementptr inbounds nuw i8, ptr %4, i64 80
   %12 = getelementptr inbounds nuw i8, ptr %4, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %12, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %12, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %11, i8 0, i64 16, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 40
   %14 = getelementptr inbounds nuw i8, ptr %4, i64 32
@@ -32558,7 +32558,7 @@ _ZN3spv11Instruction15reserveOperandsEm.exit:
   store i32 0, ptr %11, align 8
   %12 = getelementptr inbounds nuw i8, ptr %5, i64 80
   %13 = getelementptr inbounds nuw i8, ptr %5, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(36) %13, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %13, i8 0, i64 12, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %12, i8 0, i64 16, i1 false)
   %14 = getelementptr inbounds nuw i8, ptr %5, i64 40
   %15 = getelementptr inbounds nuw i8, ptr %5, i64 32
@@ -34765,7 +34765,7 @@ define noundef i32 @_ZN3spv7Builder15accessChainLoadENS_10DecorationES1_S1_jNS_1
   %.not47 = icmp eq i32 %21, 0
   %. = select i1 %.not47, i32 %4, i32 %21
   %22 = getelementptr inbounds nuw i8, ptr %9, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %22, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %22, i8 0, i64 16, i1 false)
   %23 = ptrtoint ptr %17 to i64
   %24 = ptrtoint ptr %18 to i64
   %25 = sub i64 %23, %24
@@ -37268,7 +37268,7 @@ define void @_ZN3spv7Builder19remapDynamicSwizzleEv(ptr noundef nonnull align 8
 
 14:                                               ; preds = %5
   %15 = getelementptr inbounds nuw i8, ptr %2, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %15, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   %16 = lshr exact i64 %12, 2
   %17 = trunc i64 %16 to i32
   %18 = icmp sgt i32 %17, 0
diff --git a/bench/hwloc/optimized/lstopo-lstopo-cairo.ll b/bench/hwloc/optimized/lstopo-lstopo-cairo.ll
index 0a673e81e16..7a6b1991169 100644
--- a/bench/hwloc/optimized/lstopo-lstopo-cairo.ll
+++ b/bench/hwloc/optimized/lstopo-lstopo-cairo.ll
@@ -63,7 +63,7 @@ define hidden range(i32 -1, 1) i32 @output_x11(ptr noundef %0, ptr noundef readn
   %11 = alloca %union._XEvent, align 8
   %12 = alloca i64, align 8
   %13 = getelementptr inbounds nuw i8, ptr %8, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %13, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %13, i8 0, i64 16, i1 false)
   store ptr %0, ptr %8, align 8
   %14 = getelementptr inbounds nuw i8, ptr %0, i64 1584
   store ptr %8, ptr %14, align 8
@@ -1359,7 +1359,7 @@ define hidden range(i32 -1, 1) i32 @output_png(ptr noundef %0, ptr noundef %1) l
 
 13:                                               ; preds = %2
   %14 = getelementptr inbounds nuw i8, ptr %3, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   store ptr %0, ptr %3, align 8
   %15 = getelementptr inbounds nuw i8, ptr %0, i64 1584
   store ptr %3, ptr %15, align 8
@@ -1484,7 +1484,7 @@ define hidden range(i32 -1, 1) i32 @output_pdf(ptr noundef %0, ptr noundef %1) l
 
 13:                                               ; preds = %2
   %14 = getelementptr inbounds nuw i8, ptr %3, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   store ptr %0, ptr %3, align 8
   %15 = getelementptr inbounds nuw i8, ptr %0, i64 1584
   store ptr %3, ptr %15, align 8
@@ -1590,7 +1590,7 @@ define hidden range(i32 -1, 1) i32 @output_ps(ptr noundef %0, ptr noundef %1) lo
 
 13:                                               ; preds = %2
   %14 = getelementptr inbounds nuw i8, ptr %3, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   store ptr %0, ptr %3, align 8
   %15 = getelementptr inbounds nuw i8, ptr %0, i64 1584
   store ptr %3, ptr %15, align 8
@@ -1694,7 +1694,7 @@ define hidden range(i32 -1, 1) i32 @output_cairosvg(ptr noundef %0, ptr noundef
 
 13:                                               ; preds = %2
   %14 = getelementptr inbounds nuw i8, ptr %3, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   store ptr %0, ptr %3, align 8
   %15 = getelementptr inbounds nuw i8, ptr %0, i64 1584
   store ptr %3, ptr %15, align 8
diff --git a/bench/libevent/optimized/evdns.ll b/bench/libevent/optimized/evdns.ll
index d7c6f4662c7..9f70c7ecbbf 100644
--- a/bench/libevent/optimized/evdns.ll
+++ b/bench/libevent/optimized/evdns.ll
@@ -165,7 +165,7 @@ if.end:                                           ; preds = %entry
 
 if.end3:                                          ; preds = %if.end
   %0 = getelementptr inbounds nuw i8, ptr %call, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(216) %0, i8 0, i64 208, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(208) %0, i8 0, i64 208, i1 false)
   store i32 %socket, ptr %call, align 8
   %refcnt = getelementptr inbounds nuw i8, ptr %call, i64 4
   store i32 1, ptr %refcnt, align 4
@@ -453,7 +453,7 @@ if.end.i:                                         ; preds = %entry
 
 if.end3.i:                                        ; preds = %if.end.i
   %0 = getelementptr inbounds nuw i8, ptr %call.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(216) %0, i8 0, i64 208, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(208) %0, i8 0, i64 208, i1 false)
   store i32 %socket, ptr %call.i, align 8
   %refcnt.i = getelementptr inbounds nuw i8, ptr %call.i, i64 4
   store i32 1, ptr %refcnt.i, align 4
@@ -4869,7 +4869,7 @@ search_state_decref.exit.i:                       ; preds = %for.end.i.i, %if.en
 
 if.end.i3.i:                                      ; preds = %search_state_decref.exit.i
   %6 = getelementptr inbounds nuw i8, ptr %call.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 16, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %6, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i, align 8
   %ndots.i.i = getelementptr inbounds nuw i8, ptr %call.i.i, i64 4
   store i32 1, ptr %ndots.i.i, align 4
@@ -4942,7 +4942,7 @@ search_state_decref.exit.i.i:                     ; preds = %for.end.i.i.i, %if.
 
 if.end.i3.i.i:                                    ; preds = %search_state_decref.exit.i.i
   %7 = getelementptr inbounds nuw i8, ptr %call.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 16, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %7, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i.i, align 8
   %ndots.i.i.i = getelementptr inbounds nuw i8, ptr %call.i.i.i, i64 4
   store i32 1, ptr %ndots.i.i.i, align 4
@@ -5004,7 +5004,7 @@ if.end9.thread17.i:                               ; preds = %if.then6.i
 
 if.end9.i:                                        ; preds = %if.then6.i
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 16, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %4, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i, align 8
   %ndots.i.i = getelementptr inbounds nuw i8, ptr %call.i.i, i64 4
   store i32 1, ptr %ndots.i.i, align 4
@@ -5089,7 +5089,7 @@ if.end6.thread11:                                 ; preds = %if.then3
 
 if.end6:                                          ; preds = %if.then3
   %3 = getelementptr inbounds nuw i8, ptr %call.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 16, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %3, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i, align 8
   %ndots.i = getelementptr inbounds nuw i8, ptr %call.i, i64 4
   store i32 1, ptr %ndots.i, align 4
@@ -5147,7 +5147,7 @@ if.end6.thread11.i:                               ; preds = %if.then3.i
 
 if.end6.i:                                        ; preds = %if.then3.i
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 16, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %4, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i, align 8
   %ndots.i.i = getelementptr inbounds nuw i8, ptr %call.i.i, i64 4
   store i32 1, ptr %ndots.i.i, align 4
@@ -5266,7 +5266,7 @@ if.end16.thread202:                               ; preds = %if.then13
 
 if.end16:                                         ; preds = %if.then13
   %4 = getelementptr inbounds nuw i8, ptr %call.i104, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 16, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %4, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i104, align 8
   %ndots.i = getelementptr inbounds nuw i8, ptr %call.i104, i64 4
   store i32 1, ptr %ndots.i, align 4
@@ -7675,7 +7675,7 @@ do.end112:                                        ; preds = %if.else100
 
 if.then115:                                       ; preds = %do.end112
   %36 = getelementptr inbounds nuw i8, ptr %sin, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(16) %36, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %36, i8 0, i64 12, i1 false)
   store i16 2, ptr %sin, align 4
   %37 = load i16, ptr %port, align 8
   %call116 = tail call zeroext i16 @htons(i16 noundef zeroext %37) #19
@@ -7686,7 +7686,7 @@ if.then115:                                       ; preds = %do.end112
 
 if.else117:                                       ; preds = %do.end112
   %38 = getelementptr inbounds nuw i8, ptr %sin6, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(28) %38, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) %38, i8 0, i64 24, i1 false)
   store i16 10, ptr %sin6, align 4
   %39 = load i16, ptr %port, align 8
   %call119 = tail call zeroext i16 @htons(i16 noundef zeroext %39) #19
@@ -12687,7 +12687,7 @@ search_state_decref.exit.i:                       ; preds = %for.end.i.i, %if.en
 
 if.end.i3.i:                                      ; preds = %search_state_decref.exit.i
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %4, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i, align 8
   %ndots.i.i = getelementptr inbounds nuw i8, ptr %call.i.i, i64 4
   store i32 1, ptr %ndots.i.i, align 4
@@ -12719,7 +12719,7 @@ if.end9.thread17.i:                               ; preds = %if.then6.i
 
 if.end9.i:                                        ; preds = %if.then6.i
   %6 = getelementptr inbounds nuw i8, ptr %call.i.i22, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %6, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i22, align 8
   %ndots.i.i24 = getelementptr inbounds nuw i8, ptr %call.i.i22, i64 4
   store i32 1, ptr %ndots.i.i24, align 4
@@ -12796,7 +12796,7 @@ search_state_decref.exit.i30:                     ; preds = %for.end.i.i42, %if.
 
 if.end.i3.i33:                                    ; preds = %search_state_decref.exit.i30
   %16 = getelementptr inbounds nuw i8, ptr %call.i.i31, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %16, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %16, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i31, align 8
   %ndots.i.i34 = getelementptr inbounds nuw i8, ptr %call.i.i31, i64 4
   store i32 1, ptr %ndots.i.i34, align 4
@@ -12836,7 +12836,7 @@ if.end9.thread17.i69:                             ; preds = %if.then6.i64
 
 if.end9.i67:                                      ; preds = %if.then6.i64
   %19 = getelementptr inbounds nuw i8, ptr %call.i.i65, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %19, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %19, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i65, align 8
   %ndots.i.i68 = getelementptr inbounds nuw i8, ptr %call.i.i65, i64 4
   store i32 1, ptr %ndots.i.i68, align 4
@@ -12967,7 +12967,7 @@ search_state_decref.exit.i:                       ; preds = %for.end.i.i, %if.en
 
 if.end.i3.i:                                      ; preds = %search_state_decref.exit.i
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 16, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %4, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i, align 8
   %ndots.i.i = getelementptr inbounds nuw i8, ptr %call.i.i, i64 4
   store i32 1, ptr %ndots.i.i, align 4
@@ -13008,7 +13008,7 @@ if.end9.thread17.i:                               ; preds = %if.then6.i
 
 if.end9.i:                                        ; preds = %if.then6.i
   %7 = getelementptr inbounds nuw i8, ptr %call.i.i5, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %7, i8 0, i64 16, i1 false)
   store i32 1, ptr %call.i.i5, align 8
   %ndots.i.i7 = getelementptr inbounds nuw i8, ptr %call.i.i5, i64 4
   store i32 1, ptr %ndots.i.i7, align 4
diff --git a/bench/libquic/optimized/curve25519.ll b/bench/libquic/optimized/curve25519.ll
index 61f57927b60..2ae47376b1c 100644
--- a/bench/libquic/optimized/curve25519.ll
+++ b/bench/libquic/optimized/curve25519.ll
@@ -766,7 +766,7 @@ entry:
   tail call fastcc void @fe_frombytes(ptr noundef nonnull %Y, ptr noundef %s)
   %Z = getelementptr inbounds nuw i8, ptr %h, i64 80
   %0 = getelementptr inbounds nuw i8, ptr %h, i64 84
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %0, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %0, i8 0, i64 36, i1 false)
   store i32 1, ptr %Z, align 4
   call fastcc void @fe_sq(ptr noundef nonnull %u, ptr noundef nonnull %Y)
   call fastcc void @fe_mul(ptr noundef nonnull %v, ptr noundef nonnull %u, ptr noundef nonnull @d)
@@ -1772,11 +1772,11 @@ for.end:                                          ; preds = %fe_sub.exit
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %h, i8 0, i64 40, i1 false)
   %Y.i = getelementptr inbounds nuw i8, ptr %h, i64 40
   %5 = getelementptr inbounds nuw i8, ptr %h, i64 44
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %5, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %5, i8 0, i64 36, i1 false)
   store i32 1, ptr %Y.i, align 4
   %Z.i = getelementptr inbounds nuw i8, ptr %h, i64 80
   %6 = getelementptr inbounds nuw i8, ptr %h, i64 84
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %6, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %6, i8 0, i64 36, i1 false)
   store i32 1, ptr %Z.i, align 4
   %T.i = getelementptr inbounds nuw i8, ptr %h, i64 120
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %T.i, i8 0, i64 40, i1 false)
@@ -1818,9 +1818,9 @@ for.body22:                                       ; preds = %for.cond20.preheade
   br i1 %exitcond67.not, label %for.end33, label %for.body22, !llvm.loop !27
 
 for.end33:                                        ; preds = %for.body22
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %7, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %7, i8 0, i64 36, i1 false)
   store i32 1, ptr %e, align 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %8, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %8, i8 0, i64 36, i1 false)
   store i32 1, ptr %yminusx.i, align 4
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %xy2d.i, i8 0, i64 40, i1 false)
   br label %for.body37
@@ -2101,11 +2101,11 @@ for.end39:                                        ; preds = %for.body17
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %h, i8 0, i64 40, i1 false)
   %Y.i = getelementptr inbounds nuw i8, ptr %h, i64 40
   %8 = getelementptr inbounds nuw i8, ptr %h, i64 44
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %8, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %8, i8 0, i64 36, i1 false)
   store i32 1, ptr %Y.i, align 4
   %Z.i = getelementptr inbounds nuw i8, ptr %h, i64 80
   %9 = getelementptr inbounds nuw i8, ptr %h, i64 84
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %9, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %9, i8 0, i64 36, i1 false)
   store i32 1, ptr %Z.i, align 4
   %T.i = getelementptr inbounds nuw i8, ptr %h, i64 120
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %T.i, i8 0, i64 40, i1 false)
@@ -2187,11 +2187,11 @@ entry:
   %shl = shl i8 %and, 1
   %sub5 = sub i8 %b, %shl
   %0 = getelementptr inbounds nuw i8, ptr %t, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %0, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %0, i8 0, i64 36, i1 false)
   store i32 1, ptr %t, align 4
   %yminusx.i = getelementptr inbounds nuw i8, ptr %t, i64 40
   %1 = getelementptr inbounds nuw i8, ptr %t, i64 44
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %1, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %1, i8 0, i64 36, i1 false)
   store i32 1, ptr %yminusx.i, align 4
   %xy2d.i = getelementptr inbounds nuw i8, ptr %t, i64 80
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %xy2d.i, i8 0, i64 40, i1 false)
@@ -3076,15 +3076,15 @@ entry:
   %u = alloca %struct.ge_p3, align 4
   %selected = alloca %struct.ge_cached, align 4
   %0 = getelementptr inbounds nuw i8, ptr %Ai, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %0, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %0, i8 0, i64 36, i1 false)
   store i32 1, ptr %Ai, align 16
   %YminusX.i = getelementptr inbounds nuw i8, ptr %Ai, i64 40
   %1 = getelementptr inbounds nuw i8, ptr %Ai, i64 44
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %1, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %1, i8 0, i64 36, i1 false)
   store i32 1, ptr %YminusX.i, align 8
   %Z.i = getelementptr inbounds nuw i8, ptr %Ai, i64 80
   %2 = getelementptr inbounds nuw i8, ptr %Ai, i64 84
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %2, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %2, i8 0, i64 36, i1 false)
   store i32 1, ptr %Z.i, align 16
   %T2d.i = getelementptr inbounds nuw i8, ptr %Ai, i64 120
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %T2d.i, i8 0, i64 40, i1 false)
@@ -3185,11 +3185,11 @@ for.end:                                          ; preds = %for.inc
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %r, i8 0, i64 40, i1 false)
   %Y.i44 = getelementptr inbounds nuw i8, ptr %r, i64 40
   %9 = getelementptr inbounds nuw i8, ptr %r, i64 44
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %9, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %9, i8 0, i64 36, i1 false)
   store i32 1, ptr %Y.i44, align 4
   %Z.i45 = getelementptr inbounds nuw i8, ptr %r, i64 80
   %10 = getelementptr inbounds nuw i8, ptr %r, i64 84
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %10, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %10, i8 0, i64 36, i1 false)
   store i32 1, ptr %Z.i45, align 4
   %Y.i62 = getelementptr inbounds nuw i8, ptr %u, i64 40
   %Z8.i65 = getelementptr inbounds nuw i8, ptr %u, i64 80
@@ -3231,11 +3231,11 @@ for.body22:                                       ; preds = %for.end, %for.end39
   %conv = zext i8 %14 to i32
   %shr = lshr i32 %conv, %sub26
   %conv30 = and i32 %shr, 15
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %11, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %11, i8 0, i64 36, i1 false)
   store i32 1, ptr %selected, align 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %12, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %12, i8 0, i64 36, i1 false)
   store i32 1, ptr %YminusX.i66, align 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %13, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %13, i8 0, i64 36, i1 false)
   store i32 1, ptr %Z.i67, align 4
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %T2d.i68, i8 0, i64 40, i1 false)
   br label %for.body34
@@ -5917,11 +5917,11 @@ x25519_ge_p3_to_cached.exit287.i:                 ; preds = %for.body.i9.i275.i
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %R, i8 0, i64 40, i1 false)
   %Y.i288.i = getelementptr inbounds nuw i8, ptr %R, i64 40
   %51 = getelementptr inbounds nuw i8, ptr %R, i64 44
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %51, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %51, i8 0, i64 36, i1 false)
   store i32 1, ptr %Y.i288.i, align 4
   %Z.i289.i = getelementptr inbounds nuw i8, ptr %R, i64 80
   %52 = getelementptr inbounds nuw i8, ptr %R, i64 84
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %52, i8 0, i64 36, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %52, i8 0, i64 36, i1 false)
   store i32 1, ptr %Z.i289.i, align 4
   br label %for.body.i14
 
diff --git a/bench/libwebp/optimized/webp_dec.ll b/bench/libwebp/optimized/webp_dec.ll
index ff3a065eb1f..176b8323d5c 100644
--- a/bench/libwebp/optimized/webp_dec.ll
+++ b/bench/libwebp/optimized/webp_dec.ll
@@ -81,7 +81,7 @@ define internal fastcc range(i32 0, 8) i32 @ParseHeadersInternal(ptr noundef %0,
 
 21:                                               ; preds = %17
   %22 = getelementptr inbounds nuw i8, ptr %13, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %22, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %22, i8 0, i64 56, i1 false)
   store ptr %0, ptr %13, align 8
   %23 = getelementptr inbounds nuw i8, ptr %13, i64 8
   store i64 %1, ptr %23, align 8
@@ -389,7 +389,7 @@ define ptr @WebPDecodeRGBInto(ptr noundef %0, i64 noundef %1, ptr noundef %2, i6
 
 11:                                               ; preds = %9
   %12 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %12, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %12, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 0, ptr %7, align 8
   %13 = getelementptr inbounds nuw i8, ptr %7, i64 16
@@ -428,7 +428,7 @@ define ptr @WebPDecodeRGBAInto(ptr noundef %0, i64 noundef %1, ptr noundef %2, i
 
 11:                                               ; preds = %9
   %12 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %12, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %12, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 1, ptr %7, align 8
   %13 = getelementptr inbounds nuw i8, ptr %7, i64 16
@@ -467,7 +467,7 @@ define ptr @WebPDecodeARGBInto(ptr noundef %0, i64 noundef %1, ptr noundef %2, i
 
 11:                                               ; preds = %9
   %12 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %12, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %12, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 4, ptr %7, align 8
   %13 = getelementptr inbounds nuw i8, ptr %7, i64 16
@@ -506,7 +506,7 @@ define ptr @WebPDecodeBGRInto(ptr noundef %0, i64 noundef %1, ptr noundef %2, i6
 
 11:                                               ; preds = %9
   %12 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %12, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %12, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 2, ptr %7, align 8
   %13 = getelementptr inbounds nuw i8, ptr %7, i64 16
@@ -545,7 +545,7 @@ define ptr @WebPDecodeBGRAInto(ptr noundef %0, i64 noundef %1, ptr noundef %2, i
 
 11:                                               ; preds = %9
   %12 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %12, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %12, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 3, ptr %7, align 8
   %13 = getelementptr inbounds nuw i8, ptr %7, i64 16
@@ -582,7 +582,7 @@ define ptr @WebPDecodeYUVInto(ptr noundef %0, i64 noundef %1, ptr noundef %2, i6
 
 17:                                               ; preds = %15
   %18 = getelementptr inbounds nuw i8, ptr %12, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %18, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %18, i8 0, i64 104, i1 false)
   store ptr %13, ptr %12, align 8
   store i32 11, ptr %13, align 8
   %19 = getelementptr inbounds nuw i8, ptr %13, i64 16
@@ -812,7 +812,7 @@ define ptr @WebPDecodeRGB(ptr noundef %0, i64 noundef %1, ptr noundef writeonly
 
 9:                                                ; preds = %4
   %10 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %10, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %10, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 0, ptr %7, align 8
   %11 = getelementptr inbounds nuw i8, ptr %7, i64 4
@@ -886,7 +886,7 @@ define ptr @WebPDecodeRGBA(ptr noundef %0, i64 noundef %1, ptr noundef writeonly
 
 9:                                                ; preds = %4
   %10 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %10, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %10, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 1, ptr %7, align 8
   %11 = getelementptr inbounds nuw i8, ptr %7, i64 4
@@ -960,7 +960,7 @@ define ptr @WebPDecodeARGB(ptr noundef %0, i64 noundef %1, ptr noundef writeonly
 
 9:                                                ; preds = %4
   %10 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %10, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %10, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 4, ptr %7, align 8
   %11 = getelementptr inbounds nuw i8, ptr %7, i64 4
@@ -1034,7 +1034,7 @@ define ptr @WebPDecodeBGR(ptr noundef %0, i64 noundef %1, ptr noundef writeonly
 
 9:                                                ; preds = %4
   %10 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %10, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %10, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 2, ptr %7, align 8
   %11 = getelementptr inbounds nuw i8, ptr %7, i64 4
@@ -1108,7 +1108,7 @@ define ptr @WebPDecodeBGRA(ptr noundef %0, i64 noundef %1, ptr noundef writeonly
 
 9:                                                ; preds = %4
   %10 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %10, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %10, i8 0, i64 104, i1 false)
   store ptr %7, ptr %6, align 8
   store i32 3, ptr %7, align 8
   %11 = getelementptr inbounds nuw i8, ptr %7, i64 4
@@ -1193,7 +1193,7 @@ define ptr @WebPDecodeYUV(ptr noundef %0, i64 noundef %1, ptr noundef writeonly
 
 19:                                               ; preds = %17
   %20 = getelementptr inbounds nuw i8, ptr %10, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %20, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %20, i8 0, i64 104, i1 false)
   store ptr %11, ptr %10, align 8
   store i32 11, ptr %11, align 8
   %21 = getelementptr inbounds nuw i8, ptr %11, i64 4
@@ -1386,7 +1386,7 @@ GetFeatures.exit:                                 ; preds = %3
 
 14:                                               ; preds = %GetFeatures.exit
   %15 = getelementptr inbounds nuw i8, ptr %4, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %15, i8 0, i64 104, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %15, i8 0, i64 104, i1 false)
   %16 = getelementptr inbounds nuw i8, ptr %2, i64 160
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 40
   store ptr %16, ptr %17, align 8
diff --git a/bench/luau/optimized/Autocomplete.ll b/bench/luau/optimized/Autocomplete.ll
index f4a384ff5d4..7b07f882e5a 100644
--- a/bench/luau/optimized/Autocomplete.ll
+++ b/bench/luau/optimized/Autocomplete.ll
@@ -6375,7 +6375,7 @@ define dso_local void @_ZN4Luau12autocompleteERNS_8FrontendERKNSt7__cxx1112basic
 
 10:                                               ; preds = %5
   %11 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %11, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 56, i1 false)
   %12 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %12, ptr %0, align 8
   %13 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -6397,7 +6397,7 @@ define dso_local void @_ZN4Luau12autocompleteERNS_8FrontendERKNSt7__cxx1112basic
 
 20:                                               ; preds = %17
   %21 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %21, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %21, i8 0, i64 56, i1 false)
   %22 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %22, ptr %0, align 8
   %23 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -6716,7 +6716,7 @@ define internal fastcc void @_ZN4LuauL12autocompleteERKNS_12SourceModuleERKSt10s
 
 121:                                              ; preds = %7
   %122 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %122, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %122, i8 0, i64 56, i1 false)
   %123 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %123, ptr %0, align 8
   %124 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -6854,7 +6854,7 @@ define internal fastcc void @_ZN4LuauL12autocompleteERKNS_12SourceModuleERKSt10s
 
 .loopexit109:                                     ; preds = %197, %199, %172, %178
   %202 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %202, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %202, i8 0, i64 56, i1 false)
   %203 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %203, ptr %0, align 8
   %204 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -7495,7 +7495,7 @@ _ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN4Luau17Autocomp
 
 482:                                              ; preds = %481, %474
   %483 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %483, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %483, i8 0, i64 56, i1 false)
   %484 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %484, ptr %0, align 8
   %485 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -7673,7 +7673,7 @@ _ZNSt6vectorIPN4Luau7AstNodeESaIS2_EED2Ev.exit572: ; preds = %549, %551
 
 563:                                              ; preds = %532, %525, %519
   %564 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %564, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %564, i8 0, i64 56, i1 false)
   %565 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %565, ptr %0, align 8
   %566 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -7785,7 +7785,7 @@ _ZNK4Luau7AstNameeqEPKc.exit.thread:              ; preds = %604, %_ZNK4Luau7Ast
 
 616:                                              ; preds = %615, %_ZNK4Luau7AstNameeqEPKc.exit
   %617 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %617, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %617, i8 0, i64 56, i1 false)
   %618 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %618, ptr %0, align 8
   %619 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -7999,7 +7999,7 @@ _ZNSt6vectorIPN4Luau7AstNodeESaIS2_EED2Ev.exit584: ; preds = %682, %684
 
 696:                                              ; preds = %668
   %697 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %697, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %697, i8 0, i64 56, i1 false)
   %698 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %698, ptr %0, align 8
   %699 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -9806,7 +9806,7 @@ _ZNSt6vectorIPN4Luau7AstNodeESaIS2_EED2Ev.exit666: ; preds = %1445, %1447
 
 1462:                                             ; preds = %1458
   %1463 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %1463, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1463, i8 0, i64 56, i1 false)
   %1464 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %1464, ptr %0, align 8
   %1465 = getelementptr inbounds nuw i8, ptr %0, i64 8
@@ -9948,7 +9948,7 @@ _ZNSt6vectorIPN4Luau7AstNodeESaIS2_EED2Ev.exit670: ; preds = %1505, %1507
 
 1515:                                             ; preds = %1501
   %1516 = getelementptr inbounds nuw i8, ptr %0, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %1516, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %1516, i8 0, i64 56, i1 false)
   %1517 = getelementptr inbounds nuw i8, ptr %0, i64 48
   store ptr %1517, ptr %0, align 8
   %1518 = getelementptr inbounds nuw i8, ptr %0, i64 8
diff --git a/bench/luau/optimized/isocline.ll b/bench/luau/optimized/isocline.ll
index bd2558b8cbd..f6632440261 100644
--- a/bench/luau/optimized/isocline.ll
+++ b/bench/luau/optimized/isocline.ll
@@ -7311,7 +7311,7 @@ define internal fastcc ptr @ic_env_create(ptr noundef %0, ptr noundef %1, ptr no
 
 17:                                               ; preds = %9
   %18 = getelementptr inbounds nuw i8, ptr %14, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(128) %18, i8 0, i64 120, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(120) %18, i8 0, i64 120, i1 false)
   store ptr %7, ptr %14, align 8
   %.val.i = load ptr, ptr %7, align 8
   %19 = tail call ptr %.val.i(i64 noundef 328) #32
@@ -7320,7 +7320,7 @@ define internal fastcc ptr @ic_env_create(ptr noundef %0, ptr noundef %1, ptr no
 
 20:                                               ; preds = %17
   %21 = getelementptr inbounds nuw i8, ptr %19, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(328) %21, i8 0, i64 324, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(324) %21, i8 0, i64 324, i1 false)
   br label %mem_zalloc.exit.i
 
 mem_zalloc.exit.i:                                ; preds = %20, %17
@@ -7603,7 +7603,7 @@ tty_new.exit:                                     ; preds = %tty_init_utf8.exit.
 
 145:                                              ; preds = %tty_new.exit
   %146 = getelementptr inbounds nuw i8, ptr %144, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(80) %146, i8 0, i64 76, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(76) %146, i8 0, i64 76, i1 false)
   store i32 1, ptr %144, align 8
   %147 = call i32 @isatty(i32 noundef 1) #32
   %148 = icmp eq i32 %147, 0
@@ -7961,7 +7961,7 @@ history_new.exit:                                 ; preds = %term_new.exit, %257
 
 262:                                              ; preds = %history_new.exit
   %263 = getelementptr inbounds nuw i8, ptr %261, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(56) %263, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %263, i8 0, i64 40, i1 false)
   %264 = getelementptr inbounds nuw i8, ptr %261, i64 48
   store ptr %260, ptr %264, align 8
   store ptr @default_filename_completer, ptr %261, align 8
@@ -13309,7 +13309,7 @@ ic_strlen.exit.i.i:                               ; preds = %ic_enable_hint.exit
 
 508:                                              ; preds = %505
   %509 = getelementptr inbounds nuw i8, ptr %507, i64 33
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %509, i8 0, i64 7, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(7) %509, i8 0, i64 7, i1 false)
   %510 = getelementptr inbounds nuw i8, ptr %507, i64 8
   store i64 %.0338482.i.i, ptr %510, align 8
   %511 = getelementptr inbounds nuw i8, ptr %507, i64 16
@@ -14041,7 +14041,7 @@ sbuf_delete_char_before.exit.i.i.i:               ; preds = %ic_memmove.exit.i.i
 
 798:                                              ; preds = %795
   %799 = getelementptr inbounds nuw i8, ptr %797, i64 33
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %799, i8 0, i64 7, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(7) %799, i8 0, i64 7, i1 false)
   %800 = getelementptr inbounds nuw i8, ptr %797, i64 8
   store i64 %.2340.ph.i.i.ph, ptr %800, align 8
   %801 = getelementptr inbounds nuw i8, ptr %797, i64 16
@@ -14145,7 +14145,7 @@ hsearch_pop.exit252.i.i:                          ; preds = %826, %.loopexit421.
 
 840:                                              ; preds = %837
   %841 = getelementptr inbounds nuw i8, ptr %839, i64 33
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %841, i8 0, i64 7, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(7) %841, i8 0, i64 7, i1 false)
   %842 = getelementptr inbounds nuw i8, ptr %839, i64 8
   store i64 %.2340.ph.i.i.ph, ptr %842, align 8
   %843 = getelementptr inbounds nuw i8, ptr %839, i64 16
@@ -14257,7 +14257,7 @@ hsearch_pop.exit267.i.i:                          ; preds = %867, %.loopexit422.
 
 885:                                              ; preds = %881
   %886 = getelementptr inbounds nuw i8, ptr %884, i64 33
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %886, i8 0, i64 7, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(7) %886, i8 0, i64 7, i1 false)
   %887 = getelementptr inbounds nuw i8, ptr %884, i64 8
   store i64 %.2340.ph.i.i.ph, ptr %887, align 8
   %888 = getelementptr inbounds nuw i8, ptr %884, i64 16
@@ -14287,7 +14287,7 @@ hsearch_push.exit271.i.i:                         ; preds = %885, %881
 
 896:                                              ; preds = %893
   %897 = getelementptr inbounds nuw i8, ptr %895, i64 33
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %897, i8 0, i64 7, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(7) %897, i8 0, i64 7, i1 false)
   %898 = getelementptr inbounds nuw i8, ptr %895, i64 8
   store i64 %.2340.ph.i.i.ph, ptr %898, align 8
   %899 = getelementptr inbounds nuw i8, ptr %895, i64 16
@@ -18560,7 +18560,7 @@ completions_get.exit56.i.backedge.i:              ; preds = %.critedge.i.i, %.cr
 
 120:                                              ; preds = %.loopexit61.i.i
   %121 = getelementptr inbounds nuw i8, ptr %8, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %121, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %121, i8 0, i64 32, i1 false)
   %122 = getelementptr inbounds nuw i8, ptr %8, i64 24
   store i64 %90, ptr %122, align 8
   store ptr %7, ptr %8, align 8
@@ -25710,7 +25710,7 @@ define internal fastcc void @edit_set_pos_at_rowcol(ptr noundef nonnull %0, ptr
   call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6)
   %29 = getelementptr inbounds nuw i8, ptr %5, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %29, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %29, i8 0, i64 24, i1 false)
   store i64 %2, ptr %5, align 8
   %30 = getelementptr inbounds nuw i8, ptr %5, i64 8
   store i64 %3, ptr %30, align 8
diff --git a/bench/miniaudio/optimized/unity.ll b/bench/miniaudio/optimized/unity.ll
index 5fab35de64f..2edf9280b29 100644
--- a/bench/miniaudio/optimized/unity.ll
+++ b/bench/miniaudio/optimized/unity.ll
@@ -9467,7 +9467,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %0, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -9879,7 +9879,7 @@ if.then159:                                       ; preds = %if.end156
 
 if.then2.i625:                                    ; preds = %if.end156
   %45 = getelementptr inbounds nuw i8, ptr %descriptorPlayback, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(296) %45, i8 0, i64 272, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(272) %45, i8 0, i64 272, i1 false)
   %46 = load ptr, ptr %playback48, align 8
   store ptr %46, ptr %descriptorPlayback, align 8
   %47 = load i32, ptr %shareMode116, align 8
@@ -9912,7 +9912,7 @@ if.then2.i625:                                    ; preds = %if.end156
   %storemerge = select i1 %cmp187, i32 3, i32 %54
   store i32 %storemerge, ptr %periodCount, align 8
   %55 = getelementptr inbounds nuw i8, ptr %descriptorCapture, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(296) %55, i8 0, i64 272, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(272) %55, i8 0, i64 272, i1 false)
   %56 = load ptr, ptr %capture60, align 8
   store ptr %56, ptr %descriptorCapture, align 8
   %57 = load i32, ptr %shareMode, align 8
@@ -20880,7 +20880,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -22421,7 +22421,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -23426,7 +23426,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -25359,7 +25359,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -38343,7 +38343,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %0, i8 0, i64 40, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %0, i8 0, i64 40, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -41455,7 +41455,7 @@ entry:
 
 if.then2.i.i:                                     ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(120) %0, i8 0, i64 96, i1 false), !alias.scope !467
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %0, i8 0, i64 96, i1 false), !alias.scope !467
   br label %ma_data_converter_config_init_default.exit
 
 ma_data_converter_config_init_default.exit:       ; preds = %entry, %if.then2.i.i
@@ -48662,7 +48662,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %0, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %0, i8 0, i64 56, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -49628,7 +49628,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %pData, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %0, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   store i32 %format, ptr %pData, align 8
   %channels2 = getelementptr inbounds nuw i8, ptr %pData, i64 4
   store i32 %channels, ptr %channels2, align 4
@@ -51741,7 +51741,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(144) %0, i8 0, i64 136, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(136) %0, i8 0, i64 136, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -51769,7 +51769,7 @@ entry:
 
 if.then2.i.i:                                     ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(144) %0, i8 0, i64 136, i1 false), !alias.scope !497
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(136) %0, i8 0, i64 136, i1 false), !alias.scope !497
   br label %ma_decoder_config_init.exit
 
 ma_decoder_config_init.exit:                      ; preds = %entry, %if.then2.i.i
@@ -51867,7 +51867,7 @@ if.end4:                                          ; preds = %if.end
   store ptr %pReadSeekTellUserData, ptr %pReadSeekTellUserData8, align 8
   %dr = getelementptr inbounds nuw i8, ptr %pWav, i64 112
   %2 = getelementptr inbounds nuw i8, ptr %pWav, i64 120
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %2, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %2, i8 0, i64 392, i1 false)
   store ptr @ma_wav_dr_callback__read, ptr %dr, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 128
   store ptr @ma_wav_dr_callback__seek, ptr %onSeek5.i.i.i, align 8
@@ -51961,7 +51961,7 @@ entry:
 
 if.end.i.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr %onRead, ptr %pWav, align 8
   %onSeek5.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr %onSeek, ptr %onSeek5.i.i, align 8
@@ -52093,7 +52093,7 @@ if.end6.i.i.i:                                    ; preds = %if.end
 
 if.end.i.i:                                       ; preds = %if.end6.i.i.i
   %2 = getelementptr inbounds nuw i8, ptr %pWav, i64 120
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %2, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %2, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %dr, align 8
   %onSeek5.i.i.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 128
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i.i, align 8
@@ -52196,7 +52196,7 @@ if.end.i:                                         ; preds = %if.end6.i.i
 
 if.end.i.i.i:                                     ; preds = %if.end.i
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %pWav, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i, align 8
@@ -52303,7 +52303,7 @@ if.end:                                           ; preds = %if.then2.i.i, %land
 if.end.i.i:                                       ; preds = %if.end
   %2 = load ptr, ptr %pFile.i.i, align 8
   %3 = getelementptr inbounds nuw i8, ptr %pWav, i64 120
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %3, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %3, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %dr, align 8
   %onSeek5.i.i.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 128
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i.i, align 8
@@ -52410,7 +52410,7 @@ if.end.i:                                         ; preds = %entry
 
 if.end.i.i.i:                                     ; preds = %if.end.i
   %1 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %1, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %1, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %pWav, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i, align 8
@@ -52516,7 +52516,7 @@ if.end:                                           ; preds = %if.then2.i.i, %land
 
 if.end.i.i.i:                                     ; preds = %if.end
   %2 = getelementptr inbounds nuw i8, ptr %pWav, i64 120
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %2, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %2, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_memory, ptr %dr, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 128
   store ptr @ma_dr_wav__on_seek_memory, ptr %onSeek5.i.i.i, align 8
@@ -52616,7 +52616,7 @@ entry:
 
 if.end.i.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_memory, ptr %pWav, align 8
   %onSeek5.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_memory, ptr %onSeek5.i.i, align 8
@@ -63255,7 +63255,7 @@ if.end6.i:                                        ; preds = %if.end.i
   %tmp.sroa.7.0.converterConfig.sroa_idx.i = getelementptr inbounds nuw i8, ptr %converterConfig.i, i64 24
   %tmp.sroa.9.0.converterConfig.sroa_idx.i = getelementptr inbounds nuw i8, ptr %converterConfig.i, i64 44
   %14 = getelementptr inbounds nuw i8, ptr %converterConfig.i, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(20) %14, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   %tmp.sroa.10.0.converterConfig.sroa_idx.i = getelementptr inbounds nuw i8, ptr %converterConfig.i, i64 68
   store i32 0, ptr %tmp.sroa.10.0.converterConfig.sroa_idx.i, align 4
   store i32 %3, ptr %converterConfig.i, align 8
@@ -67988,7 +67988,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %0, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -74777,7 +74777,7 @@ ma_malloc.exit.i:                                 ; preds = %if.else.i
 
 if.then2.i.i:                                     ; preds = %ma_malloc.exit.i
   %14 = getelementptr inbounds nuw i8, ptr %call.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(112) %14, i8 0, i64 104, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(104) %14, i8 0, i64 104, i1 false)
   store i32 %hashedName32.addr.0, ptr %call.i.i, align 8
   %refCount.i = getelementptr inbounds nuw i8, ptr %call.i.i, i64 4
   store i32 1, ptr %refCount.i, align 4
@@ -82777,7 +82777,7 @@ entry:
 
 if.then2.i:                                       ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %agg.result, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %0, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   br label %ma_zero_memory_default.exit
 
 ma_zero_memory_default.exit:                      ; preds = %entry, %if.then2.i
@@ -84004,7 +84004,7 @@ if.end21:                                         ; preds = %ma_malloc.exit
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(60) %tmp22.sroa.3, i8 0, i64 60, i1 false), !alias.scope !760
   %tmp22.sroa.6.0.deviceConfig.sroa_idx = getelementptr inbounds nuw i8, ptr %deviceConfig, i64 112
   %2 = getelementptr inbounds nuw i8, ptr %deviceConfig, i64 128
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(168) %2, i8 0, i64 152, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(152) %2, i8 0, i64 152, i1 false)
   %tmp22.sroa.3.60.resampling.i.sroa_idx = getelementptr inbounds nuw i8, ptr %tmp22.sroa.3, i64 60
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) %tmp22.sroa.3.60.resampling.i.sroa_idx, i8 0, i64 40, i1 false), !alias.scope !760
   store i32 1, ptr %deviceConfig, align 8
@@ -87373,7 +87373,7 @@ ma_sound_config_init_2.exit:                      ; preds = %ma_resource_manager
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(44) %config, i8 0, i64 44, i1 false)
   %tmp.sroa.3.0.config.sroa_idx = getelementptr inbounds nuw i8, ptr %config, i64 48
   %13 = getelementptr inbounds nuw i8, ptr %config, i64 56
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %13, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %13, i8 0, i64 16, i1 false)
   %tmp.sroa.5.0.config.sroa_idx = getelementptr inbounds nuw i8, ptr %config, i64 96
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %tmp.sroa.5.0.config.sroa_idx, i8 0, i64 64, i1 false)
   %tmp.sroa.2.0.config.sroa_idx = getelementptr inbounds nuw i8, ptr %config, i64 44
@@ -91282,7 +91282,7 @@ entry:
 
 if.end.i:                                         ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr %onRead, ptr %pWav, align 8
   %onSeek5.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr %onSeek, ptr %onSeek5.i, align 8
@@ -93618,7 +93618,7 @@ entry:
 
 if.end.i:                                         ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr %onRead, ptr %pWav, align 8
   %onSeek5.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr %onSeek, ptr %onSeek5.i, align 8
@@ -94473,7 +94473,7 @@ if.end:                                           ; preds = %if.end6.i
 
 if.end.i.i:                                       ; preds = %if.end
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %pWav, align 8
   %onSeek5.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i, align 8
@@ -94545,7 +94545,7 @@ if.end:                                           ; preds = %entry
 
 if.end.i.i:                                       ; preds = %if.end
   %1 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %1, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %1, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %pWav, align 8
   %onSeek5.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i, align 8
@@ -94620,7 +94620,7 @@ if.end:                                           ; preds = %if.end6.i
 
 if.end.i.i:                                       ; preds = %if.end
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %pWav, align 8
   %onSeek5.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i, align 8
@@ -94693,7 +94693,7 @@ if.end:                                           ; preds = %entry
 
 if.end.i.i:                                       ; preds = %if.end
   %1 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %1, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %1, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %pWav, align 8
   %onSeek5.i.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i, align 8
@@ -94902,7 +94902,7 @@ entry:
 
 if.end.i:                                         ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_memory, ptr %pWav, align 8
   %onSeek5.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_memory, ptr %onSeek5.i, align 8
@@ -95049,7 +95049,7 @@ entry:
 
 if.end.i:                                         ; preds = %entry
   %0 = getelementptr inbounds nuw i8, ptr %pWav, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_memory, ptr %pWav, align 8
   %onSeek5.i = getelementptr inbounds nuw i8, ptr %pWav, i64 16
   store ptr @ma_dr_wav__on_seek_memory, ptr %onSeek5.i, align 8
@@ -97566,7 +97566,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 
 if.end.i.i.i:                                     ; preds = %if.end6
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr %onRead, ptr %wav, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr %onSeek, ptr %onSeek5.i.i.i, align 8
@@ -97764,7 +97764,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 
 if.end.i.i.i:                                     ; preds = %if.end6
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr %onRead, ptr %wav, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr %onSeek, ptr %onSeek5.i.i.i, align 8
@@ -97962,7 +97962,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 
 if.end.i.i.i:                                     ; preds = %if.end6
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr %onRead, ptr %wav, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr %onSeek, ptr %onSeek5.i.i.i, align 8
@@ -98163,7 +98163,7 @@ if.end6.i.i.i:                                    ; preds = %if.end6
 
 if.end.i.i:                                       ; preds = %if.end6.i.i.i
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %wav, align 8
   %onSeek5.i.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i.i, align 8
@@ -98262,7 +98262,7 @@ if.end6.i.i.i:                                    ; preds = %if.end6
 
 if.end.i.i:                                       ; preds = %if.end6.i.i.i
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %wav, align 8
   %onSeek5.i.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i.i, align 8
@@ -98361,7 +98361,7 @@ if.end6.i.i.i:                                    ; preds = %if.end6
 
 if.end.i.i:                                       ; preds = %if.end6.i.i.i
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %wav, align 8
   %onSeek5.i.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i.i, align 8
@@ -98459,7 +98459,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 if.end.i.i:                                       ; preds = %if.end6
   %0 = load ptr, ptr %pFile.i.i, align 8
   %1 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %1, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %1, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %wav, align 8
   %onSeek5.i.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i.i, align 8
@@ -98562,7 +98562,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 if.end.i.i:                                       ; preds = %if.end6
   %0 = load ptr, ptr %pFile.i.i, align 8
   %1 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %1, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %1, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %wav, align 8
   %onSeek5.i.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i.i, align 8
@@ -98665,7 +98665,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 if.end.i.i:                                       ; preds = %if.end6
   %0 = load ptr, ptr %pFile.i.i, align 8
   %1 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %1, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %1, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_stdio, ptr %wav, align 8
   %onSeek5.i.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_stdio, ptr %onSeek5.i.i.i.i, align 8
@@ -98766,7 +98766,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 
 if.end.i.i.i:                                     ; preds = %if.end6
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_memory, ptr %wav, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_memory, ptr %onSeek5.i.i.i, align 8
@@ -98864,7 +98864,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 
 if.end.i.i.i:                                     ; preds = %if.end6
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_memory, ptr %wav, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_memory, ptr %onSeek5.i.i.i, align 8
@@ -98962,7 +98962,7 @@ if.end6:                                          ; preds = %if.then5, %if.end3
 
 if.end.i.i.i:                                     ; preds = %if.end6
   %0 = getelementptr inbounds nuw i8, ptr %wav, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %0, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %0, i8 0, i64 392, i1 false)
   store ptr @ma_dr_wav__on_read_memory, ptr %wav, align 8
   %onSeek5.i.i.i = getelementptr inbounds nuw i8, ptr %wav, i64 16
   store ptr @ma_dr_wav__on_seek_memory, ptr %onSeek5.i.i.i, align 8
@@ -99255,7 +99255,7 @@ ma_dr_flac__init_cpu_caps.exit:                   ; preds = %entry, %if.then.i
 
 if.end.i:                                         ; preds = %ma_dr_flac__init_cpu_caps.exit
   %1 = getelementptr inbounds nuw i8, ptr %init, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(4592) %1, i8 0, i64 4568, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(4568) %1, i8 0, i64 4568, i1 false)
   store ptr %onRead, ptr %init, align 8
   %onSeek5.i = getelementptr inbounds nuw i8, ptr %init, i64 8
   store ptr %onSeek, ptr %onSeek5.i, align 8
@@ -99473,7 +99473,7 @@ ma_dr_flac__malloc_from_callbacks.exit:           ; preds = %if.then2.i, %if.the
 if.end39:                                         ; preds = %ma_dr_flac__malloc_from_callbacks.exit
   %narrow = add nuw nsw i32 %mul25, 70496
   %15 = getelementptr inbounds nuw i8, ptr %retval.0.i90, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(65944) %15, i8 0, i64 65912, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(65912) %15, i8 0, i64 65912, i1 false)
   store ptr %onRead, ptr %retval.0.i90, align 8
   %onSeek41 = getelementptr inbounds nuw i8, ptr %retval.0.i90, i64 8
   store ptr %onSeek, ptr %onSeek41, align 8
@@ -111658,7 +111658,7 @@ if.end63:                                         ; preds = %if.end6, %if.end13
   %39 = load i32, ptr %outputChannels52, align 4
   %backend54 = getelementptr inbounds nuw i8, ptr %pDataBufferNode, i64 32
   %40 = getelementptr inbounds nuw i8, ptr %pDataBufferNode, i64 40
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %40, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %40, i8 0, i64 24, i1 false)
   store i32 %38, ptr %backend54, align 8
   %channels2.i = getelementptr inbounds nuw i8, ptr %pDataBufferNode, i64 36
   store i32 %39, ptr %channels2.i, align 4
diff --git a/bench/mold/optimized/passes.cc.ARM32.ll b/bench/mold/optimized/passes.cc.ARM32.ll
index 59129004b32..cae94e133cd 100644
--- a/bench/mold/optimized/passes.cc.ARM32.ll
+++ b/bench/mold/optimized/passes.cc.ARM32.ll
@@ -6069,7 +6069,7 @@ if.then3:                                         ; preds = %_ZNSt11char_traitsI
   %name.i.i = getelementptr inbounds nuw i8, ptr %call4, i64 8
   %sh_addralign.i.i = getelementptr inbounds nuw i8, ptr %call4, i64 56
   %6 = getelementptr inbounds nuw i8, ptr %call4, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %6, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 32, i1 false)
   %sh_entsize.i.i = getelementptr inbounds nuw i8, ptr %call4, i64 60
   %uncompressed_data.i.i = getelementptr inbounds nuw i8, ptr %call4, i64 80
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i, i8 0, i64 14, i1 false)
@@ -6090,7 +6090,7 @@ if.else:                                          ; preds = %for.inc.i
   %name.i.i62 = getelementptr inbounds nuw i8, ptr %call6, i64 8
   %sh_addralign.i.i63 = getelementptr inbounds nuw i8, ptr %call6, i64 56
   %7 = getelementptr inbounds nuw i8, ptr %call6, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %7, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 32, i1 false)
   %sh_entsize.i.i64 = getelementptr inbounds nuw i8, ptr %call6, i64 60
   %uncompressed_data.i.i65 = getelementptr inbounds nuw i8, ptr %call6, i64 80
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i64, i8 0, i64 14, i1 false)
@@ -6143,7 +6143,7 @@ if.then15:                                        ; preds = %_ZNSt11char_traitsI
   %name.i.i94 = getelementptr inbounds nuw i8, ptr %call16, i64 8
   %sh_addralign.i.i95 = getelementptr inbounds nuw i8, ptr %call16, i64 56
   %13 = getelementptr inbounds nuw i8, ptr %call16, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %13, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %13, i8 0, i64 32, i1 false)
   %sh_entsize.i.i96 = getelementptr inbounds nuw i8, ptr %call16, i64 60
   %uncompressed_data.i.i97 = getelementptr inbounds nuw i8, ptr %call16, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i96, i8 0, i64 14, i1 false)
@@ -6164,7 +6164,7 @@ if.else18:                                        ; preds = %for.inc.i81
   %name.i.i100 = getelementptr inbounds nuw i8, ptr %call19, i64 8
   %sh_addralign.i.i101 = getelementptr inbounds nuw i8, ptr %call19, i64 56
   %14 = getelementptr inbounds nuw i8, ptr %call19, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %14, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %14, i8 0, i64 32, i1 false)
   %sh_entsize.i.i102 = getelementptr inbounds nuw i8, ptr %call19, i64 60
   %uncompressed_data.i.i103 = getelementptr inbounds nuw i8, ptr %call19, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i102, i8 0, i64 14, i1 false)
@@ -6193,7 +6193,7 @@ if.then25:                                        ; preds = %if.end22
   %name.i.i107 = getelementptr inbounds nuw i8, ptr %call26, i64 8
   %sh_addralign.i.i108 = getelementptr inbounds nuw i8, ptr %call26, i64 56
   %16 = getelementptr inbounds nuw i8, ptr %call26, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %16, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %16, i8 0, i64 32, i1 false)
   %sh_entsize.i.i109 = getelementptr inbounds nuw i8, ptr %call26, i64 60
   %uncompressed_data.i.i110 = getelementptr inbounds nuw i8, ptr %call26, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i109, i8 0, i64 14, i1 false)
@@ -6215,7 +6215,7 @@ if.end29:                                         ; preds = %if.end22, %if.then2
   %name.i.i113 = getelementptr inbounds nuw i8, ptr %call30, i64 8
   %sh_addralign.i.i114 = getelementptr inbounds nuw i8, ptr %call30, i64 56
   %17 = getelementptr inbounds nuw i8, ptr %call30, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %17, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %17, i8 0, i64 32, i1 false)
   %sh_entsize.i.i115 = getelementptr inbounds nuw i8, ptr %call30, i64 60
   %uncompressed_data.i.i116 = getelementptr inbounds nuw i8, ptr %call30, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i115, i8 0, i64 14, i1 false)
@@ -6244,7 +6244,7 @@ if.end29:                                         ; preds = %if.end22, %if.then2
   %name.i.i119 = getelementptr inbounds nuw i8, ptr %call32, i64 8
   %sh_addralign.i.i120 = getelementptr inbounds nuw i8, ptr %call32, i64 56
   %18 = getelementptr inbounds nuw i8, ptr %call32, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %18, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %18, i8 0, i64 32, i1 false)
   %sh_entsize.i.i121 = getelementptr inbounds nuw i8, ptr %call32, i64 60
   %uncompressed_data.i.i122 = getelementptr inbounds nuw i8, ptr %call32, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i121, i8 0, i64 14, i1 false)
@@ -6272,11 +6272,11 @@ if.end29:                                         ; preds = %if.end22, %if.then2
   %name.i.i128 = getelementptr inbounds nuw i8, ptr %call34, i64 8
   %sh_addralign.i.i129 = getelementptr inbounds nuw i8, ptr %call34, i64 56
   %20 = getelementptr inbounds nuw i8, ptr %call34, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %20, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %20, i8 0, i64 32, i1 false)
   %sh_entsize.i.i130 = getelementptr inbounds nuw i8, ptr %call34, i64 60
   %uncompressed_data.i.i131 = getelementptr inbounds nuw i8, ptr %call34, i64 80
   %21 = getelementptr inbounds nuw i8, ptr %call34, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %21, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %21, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i131, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf13RelDynSectionINS0_5ARM32EEE, i64 16), ptr %call34, align 8
   store i64 8, ptr %name.i.i128, align 8
@@ -6295,11 +6295,11 @@ if.end29:                                         ; preds = %if.end22, %if.then2
   %name.i.i135 = getelementptr inbounds nuw i8, ptr %call36, i64 8
   %sh_addralign.i.i136 = getelementptr inbounds nuw i8, ptr %call36, i64 56
   %22 = getelementptr inbounds nuw i8, ptr %call36, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %22, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %22, i8 0, i64 32, i1 false)
   %sh_entsize.i.i137 = getelementptr inbounds nuw i8, ptr %call36, i64 60
   %uncompressed_data.i.i138 = getelementptr inbounds nuw i8, ptr %call36, i64 80
   %23 = getelementptr inbounds nuw i8, ptr %call36, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %23, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %23, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i138, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf13RelPltSectionINS0_5ARM32EEE, i64 16), ptr %call36, align 8
   store i64 8, ptr %name.i.i135, align 8
@@ -6324,11 +6324,11 @@ if.then40:                                        ; preds = %if.end29
   %name.i.i142 = getelementptr inbounds nuw i8, ptr %call41, i64 8
   %sh_addralign.i.i143 = getelementptr inbounds nuw i8, ptr %call41, i64 56
   %25 = getelementptr inbounds nuw i8, ptr %call41, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %25, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %25, i8 0, i64 32, i1 false)
   %sh_entsize.i.i144 = getelementptr inbounds nuw i8, ptr %call41, i64 60
   %uncompressed_data.i.i145 = getelementptr inbounds nuw i8, ptr %call41, i64 80
   %26 = getelementptr inbounds nuw i8, ptr %call41, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %26, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %26, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i145, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf14RelrDynSectionINS0_5ARM32EEE, i64 16), ptr %call41, align 8
   store i64 9, ptr %name.i.i142, align 8
@@ -6350,7 +6350,7 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i149 = getelementptr inbounds nuw i8, ptr %call44, i64 8
   %sh_addralign.i.i150 = getelementptr inbounds nuw i8, ptr %call44, i64 56
   %27 = getelementptr inbounds nuw i8, ptr %call44, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %27, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %27, i8 0, i64 32, i1 false)
   store i32 1, ptr %sh_addralign.i.i150, align 1
   %sh_entsize.i.i151 = getelementptr inbounds nuw i8, ptr %call44, i64 60
   %uncompressed_data.i.i152 = getelementptr inbounds nuw i8, ptr %call44, i64 80
@@ -6369,7 +6369,7 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i155 = getelementptr inbounds nuw i8, ptr %call46, i64 8
   %sh_addralign.i.i156 = getelementptr inbounds nuw i8, ptr %call46, i64 56
   %28 = getelementptr inbounds nuw i8, ptr %call46, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %28, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %28, i8 0, i64 32, i1 false)
   %sh_entsize.i.i157 = getelementptr inbounds nuw i8, ptr %call46, i64 60
   %uncompressed_data.i.i158 = getelementptr inbounds nuw i8, ptr %call46, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i157, i8 0, i64 14, i1 false)
@@ -6392,7 +6392,7 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i162 = getelementptr inbounds nuw i8, ptr %call48, i64 8
   %sh_addralign.i.i163 = getelementptr inbounds nuw i8, ptr %call48, i64 56
   %29 = getelementptr inbounds nuw i8, ptr %call48, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %29, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %29, i8 0, i64 32, i1 false)
   %sh_entsize.i.i164 = getelementptr inbounds nuw i8, ptr %call48, i64 60
   %uncompressed_data.i.i165 = getelementptr inbounds nuw i8, ptr %call48, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i164, i8 0, i64 14, i1 false)
@@ -6415,11 +6415,11 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i170 = getelementptr inbounds nuw i8, ptr %call50, i64 8
   %sh_addralign.i.i171 = getelementptr inbounds nuw i8, ptr %call50, i64 56
   %30 = getelementptr inbounds nuw i8, ptr %call50, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %30, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %30, i8 0, i64 32, i1 false)
   %sh_entsize.i.i172 = getelementptr inbounds nuw i8, ptr %call50, i64 60
   %uncompressed_data.i.i173 = getelementptr inbounds nuw i8, ptr %call50, i64 80
   %31 = getelementptr inbounds nuw i8, ptr %call50, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %31, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %31, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i173, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf13SymtabSectionINS0_5ARM32EEE, i64 16), ptr %call50, align 8
   store i64 7, ptr %name.i.i170, align 8
@@ -6436,11 +6436,11 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i176 = getelementptr inbounds nuw i8, ptr %call52, i64 8
   %sh_addralign.i.i177 = getelementptr inbounds nuw i8, ptr %call52, i64 56
   %32 = getelementptr inbounds nuw i8, ptr %call52, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %32, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %32, i8 0, i64 32, i1 false)
   %sh_entsize.i.i178 = getelementptr inbounds nuw i8, ptr %call52, i64 60
   %uncompressed_data.i.i179 = getelementptr inbounds nuw i8, ptr %call52, i64 80
   %33 = getelementptr inbounds nuw i8, ptr %call52, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %33, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %33, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i179, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf13DynsymSectionINS0_5ARM32EEE, i64 16), ptr %call52, align 8
   %symbols.i180 = getelementptr inbounds nuw i8, ptr %call52, i64 176
@@ -6461,7 +6461,7 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i184 = getelementptr inbounds nuw i8, ptr %call54, i64 8
   %sh_addralign.i.i185 = getelementptr inbounds nuw i8, ptr %call54, i64 56
   %34 = getelementptr inbounds nuw i8, ptr %call54, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %34, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %34, i8 0, i64 32, i1 false)
   store i32 1, ptr %sh_addralign.i.i185, align 1
   %sh_entsize.i.i186 = getelementptr inbounds nuw i8, ptr %call54, i64 60
   %uncompressed_data.i.i187 = getelementptr inbounds nuw i8, ptr %call54, i64 80
@@ -6495,7 +6495,7 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i191 = getelementptr inbounds nuw i8, ptr %call56, i64 8
   %sh_addralign.i.i192 = getelementptr inbounds nuw i8, ptr %call56, i64 56
   %35 = getelementptr inbounds nuw i8, ptr %call56, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %35, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %35, i8 0, i64 32, i1 false)
   %sh_entsize.i.i193 = getelementptr inbounds nuw i8, ptr %call56, i64 60
   %uncompressed_data.i.i194 = getelementptr inbounds nuw i8, ptr %call56, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i193, i8 0, i64 14, i1 false)
@@ -6516,7 +6516,7 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i198 = getelementptr inbounds nuw i8, ptr %call58, i64 8
   %sh_addralign.i.i199 = getelementptr inbounds nuw i8, ptr %call58, i64 56
   %36 = getelementptr inbounds nuw i8, ptr %call58, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %36, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %36, i8 0, i64 32, i1 false)
   store i32 1, ptr %sh_addralign.i.i199, align 1
   %sh_entsize.i.i200 = getelementptr inbounds nuw i8, ptr %call58, i64 60
   %uncompressed_data.i.i201 = getelementptr inbounds nuw i8, ptr %call58, i64 80
@@ -6539,7 +6539,7 @@ if.end43:                                         ; preds = %if.then40, %if.end2
   %name.i.i206 = getelementptr inbounds nuw i8, ptr %call60, i64 8
   %sh_addralign.i.i207 = getelementptr inbounds nuw i8, ptr %call60, i64 56
   %37 = getelementptr inbounds nuw i8, ptr %call60, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %37, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %37, i8 0, i64 32, i1 false)
   store i32 1, ptr %sh_addralign.i.i207, align 1
   %sh_entsize.i.i208 = getelementptr inbounds nuw i8, ptr %call60, i64 60
   %uncompressed_data.i.i209 = getelementptr inbounds nuw i8, ptr %call60, i64 80
@@ -6570,7 +6570,7 @@ if.then64:                                        ; preds = %if.end43
   %name.i.i215 = getelementptr inbounds nuw i8, ptr %call65, i64 8
   %sh_addralign.i.i216 = getelementptr inbounds nuw i8, ptr %call65, i64 56
   %39 = getelementptr inbounds nuw i8, ptr %call65, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %39, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %39, i8 0, i64 32, i1 false)
   store i32 1, ptr %sh_addralign.i.i216, align 1
   %sh_entsize.i.i217 = getelementptr inbounds nuw i8, ptr %call65, i64 60
   %uncompressed_data.i.i218 = getelementptr inbounds nuw i8, ptr %call65, i64 80
@@ -6598,7 +6598,7 @@ if.then70:                                        ; preds = %if.end67
   %name.i.i222 = getelementptr inbounds nuw i8, ptr %call71, i64 8
   %sh_addralign.i.i223 = getelementptr inbounds nuw i8, ptr %call71, i64 56
   %41 = getelementptr inbounds nuw i8, ptr %call71, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %41, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %41, i8 0, i64 32, i1 false)
   store i32 1, ptr %sh_addralign.i.i223, align 1
   %sh_entsize.i.i224 = getelementptr inbounds nuw i8, ptr %call71, i64 60
   %uncompressed_data.i.i225 = getelementptr inbounds nuw i8, ptr %call71, i64 80
@@ -6627,7 +6627,7 @@ if.then75:                                        ; preds = %if.end73
   %name.i.i229 = getelementptr inbounds nuw i8, ptr %call76, i64 8
   %sh_addralign.i.i230 = getelementptr inbounds nuw i8, ptr %call76, i64 56
   %43 = getelementptr inbounds nuw i8, ptr %call76, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %43, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %43, i8 0, i64 32, i1 false)
   %sh_entsize.i.i231 = getelementptr inbounds nuw i8, ptr %call76, i64 60
   %uncompressed_data.i.i232 = getelementptr inbounds nuw i8, ptr %call76, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i231, i8 0, i64 14, i1 false)
@@ -6659,7 +6659,7 @@ if.then81:                                        ; preds = %if.end78
   %name.i.i237 = getelementptr inbounds nuw i8, ptr %call82, i64 8
   %sh_addralign.i.i238 = getelementptr inbounds nuw i8, ptr %call82, i64 56
   %45 = getelementptr inbounds nuw i8, ptr %call82, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %45, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %45, i8 0, i64 32, i1 false)
   %sh_entsize.i.i239 = getelementptr inbounds nuw i8, ptr %call82, i64 60
   %uncompressed_data.i.i240 = getelementptr inbounds nuw i8, ptr %call82, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i239, i8 0, i64 14, i1 false)
@@ -6714,7 +6714,7 @@ if.then89:                                        ; preds = %for.body.i245
   %name.i.i249 = getelementptr inbounds nuw i8, ptr %call90, i64 8
   %sh_addralign.i.i250 = getelementptr inbounds nuw i8, ptr %call90, i64 56
   %51 = getelementptr inbounds nuw i8, ptr %call90, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %51, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %51, i8 0, i64 32, i1 false)
   %sh_entsize.i.i251 = getelementptr inbounds nuw i8, ptr %call90, i64 60
   %uncompressed_data.i.i252 = getelementptr inbounds nuw i8, ptr %call90, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i251, i8 0, i64 14, i1 false)
@@ -6754,7 +6754,7 @@ if.then103:                                       ; preds = %land.lhs.true96
   %name.i.i257 = getelementptr inbounds nuw i8, ptr %call104, i64 8
   %sh_addralign.i.i258 = getelementptr inbounds nuw i8, ptr %call104, i64 56
   %56 = getelementptr inbounds nuw i8, ptr %call104, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %56, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %56, i8 0, i64 32, i1 false)
   %sh_entsize.i.i259 = getelementptr inbounds nuw i8, ptr %call104, i64 60
   %uncompressed_data.i.i260 = getelementptr inbounds nuw i8, ptr %call104, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i259, i8 0, i64 14, i1 false)
@@ -6788,11 +6788,11 @@ if.then109:                                       ; preds = %if.end106
   %name.i.i266 = getelementptr inbounds nuw i8, ptr %call110, i64 8
   %sh_addralign.i.i267 = getelementptr inbounds nuw i8, ptr %call110, i64 56
   %58 = getelementptr inbounds nuw i8, ptr %call110, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %58, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %58, i8 0, i64 32, i1 false)
   %sh_entsize.i.i268 = getelementptr inbounds nuw i8, ptr %call110, i64 60
   %uncompressed_data.i.i269 = getelementptr inbounds nuw i8, ptr %call110, i64 80
   %59 = getelementptr inbounds nuw i8, ptr %call110, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %59, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %59, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i269, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf11HashSectionINS0_5ARM32EEE, i64 16), ptr %call110, align 8
   store i64 5, ptr %name.i.i266, align 8
@@ -6820,7 +6820,7 @@ if.then115:                                       ; preds = %if.end112
   %name.i.i273 = getelementptr inbounds nuw i8, ptr %call116, i64 8
   %sh_addralign.i.i274 = getelementptr inbounds nuw i8, ptr %call116, i64 56
   %61 = getelementptr inbounds nuw i8, ptr %call116, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %61, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %61, i8 0, i64 32, i1 false)
   %sh_entsize.i.i275 = getelementptr inbounds nuw i8, ptr %call116, i64 60
   %uncompressed_data.i.i276 = getelementptr inbounds nuw i8, ptr %call116, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i275, i8 0, i64 14, i1 false)
@@ -6856,7 +6856,7 @@ if.then121:                                       ; preds = %if.end118
   %name.i.i282 = getelementptr inbounds nuw i8, ptr %call122, i64 8
   %sh_addralign.i.i283 = getelementptr inbounds nuw i8, ptr %call122, i64 56
   %64 = getelementptr inbounds nuw i8, ptr %call122, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %64, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %64, i8 0, i64 32, i1 false)
   %sh_entsize.i.i284 = getelementptr inbounds nuw i8, ptr %call122, i64 60
   %uncompressed_data.i.i285 = getelementptr inbounds nuw i8, ptr %call122, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i284, i8 0, i64 14, i1 false)
@@ -6888,11 +6888,11 @@ if.then127:                                       ; preds = %if.end124
   %name.i.i289 = getelementptr inbounds nuw i8, ptr %call128, i64 8
   %sh_addralign.i.i290 = getelementptr inbounds nuw i8, ptr %call128, i64 56
   %66 = getelementptr inbounds nuw i8, ptr %call128, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %66, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %66, i8 0, i64 32, i1 false)
   %sh_entsize.i.i291 = getelementptr inbounds nuw i8, ptr %call128, i64 60
   %uncompressed_data.i.i292 = getelementptr inbounds nuw i8, ptr %call128, i64 80
   %67 = getelementptr inbounds nuw i8, ptr %call128, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %67, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %67, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i292, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf19EhFrameRelocSectionINS0_5ARM32EEE, i64 16), ptr %call128, align 8
   store i64 13, ptr %name.i.i289, align 8
@@ -6934,11 +6934,11 @@ if.then138:                                       ; preds = %lor.lhs.false135, %
   %name.i.i298 = getelementptr inbounds nuw i8, ptr %call139, i64 8
   %sh_addralign.i.i299 = getelementptr inbounds nuw i8, ptr %call139, i64 56
   %72 = getelementptr inbounds nuw i8, ptr %call139, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %72, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %72, i8 0, i64 32, i1 false)
   %sh_entsize.i.i300 = getelementptr inbounds nuw i8, ptr %call139, i64 60
   %uncompressed_data.i.i301 = getelementptr inbounds nuw i8, ptr %call139, i64 80
   %73 = getelementptr inbounds nuw i8, ptr %call139, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %73, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %73, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i301, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf14DynamicSectionINS0_5ARM32EEE, i64 16), ptr %call139, align 8
   store i64 8, ptr %name.i.i298, align 8
@@ -6993,11 +6993,11 @@ if.end145:                                        ; preds = %if.then.i.i, %if.th
   %name.i.i308 = getelementptr inbounds nuw i8, ptr %call146, i64 8
   %sh_addralign.i.i309 = getelementptr inbounds nuw i8, ptr %call146, i64 56
   %78 = getelementptr inbounds nuw i8, ptr %call146, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %78, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %78, i8 0, i64 32, i1 false)
   %sh_entsize.i.i310 = getelementptr inbounds nuw i8, ptr %call146, i64 60
   %uncompressed_data.i.i311 = getelementptr inbounds nuw i8, ptr %call146, i64 80
   %79 = getelementptr inbounds nuw i8, ptr %call146, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(14) %79, i8 0, i64 10, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %79, i8 0, i64 10, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i311, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf13VersymSectionINS0_5ARM32EEE, i64 16), ptr %call146, align 8
   %contents.i312 = getelementptr inbounds nuw i8, ptr %call146, i64 176
@@ -7018,7 +7018,7 @@ if.end145:                                        ; preds = %if.then.i.i, %if.th
   %name.i.i316 = getelementptr inbounds nuw i8, ptr %call148, i64 8
   %sh_addralign.i.i317 = getelementptr inbounds nuw i8, ptr %call148, i64 56
   %80 = getelementptr inbounds nuw i8, ptr %call148, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %80, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %80, i8 0, i64 32, i1 false)
   %sh_entsize.i.i318 = getelementptr inbounds nuw i8, ptr %call148, i64 60
   %uncompressed_data.i.i319 = getelementptr inbounds nuw i8, ptr %call148, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i318, i8 0, i64 14, i1 false)
@@ -7041,7 +7041,7 @@ if.end145:                                        ; preds = %if.then.i.i, %if.th
   %name.i.i324 = getelementptr inbounds nuw i8, ptr %call150, i64 8
   %sh_addralign.i.i325 = getelementptr inbounds nuw i8, ptr %call150, i64 56
   %81 = getelementptr inbounds nuw i8, ptr %call150, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %81, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %81, i8 0, i64 32, i1 false)
   %sh_entsize.i.i326 = getelementptr inbounds nuw i8, ptr %call150, i64 60
   %uncompressed_data.i.i327 = getelementptr inbounds nuw i8, ptr %call150, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i326, i8 0, i64 14, i1 false)
@@ -7062,7 +7062,7 @@ if.end145:                                        ; preds = %if.then.i.i, %if.th
   %name.i.i331 = getelementptr inbounds nuw i8, ptr %call152, i64 8
   %sh_addralign.i.i332 = getelementptr inbounds nuw i8, ptr %call152, i64 56
   %82 = getelementptr inbounds nuw i8, ptr %call152, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %82, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %82, i8 0, i64 32, i1 false)
   %sh_entsize.i.i333 = getelementptr inbounds nuw i8, ptr %call152, i64 60
   %uncompressed_data.i.i334 = getelementptr inbounds nuw i8, ptr %call152, i64 80
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(14) %sh_entsize.i.i333, i8 0, i64 14, i1 false)
@@ -22483,7 +22483,7 @@ if.then26:                                        ; preds = %for.end24
   %name.i.i = getelementptr inbounds nuw i8, ptr %call27, i64 8
   %sh_addralign.i.i = getelementptr inbounds nuw i8, ptr %call27, i64 56
   %21 = getelementptr inbounds nuw i8, ptr %call27, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %21, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 32, i1 false)
   %sh_entsize.i.i = getelementptr inbounds nuw i8, ptr %call27, i64 60
   %uncompressed_data.i.i = getelementptr inbounds nuw i8, ptr %call27, i64 80
   %22 = getelementptr inbounds nuw i8, ptr %call27, i64 64
diff --git a/bench/mold/optimized/relocatable.cc.ALPHA.ll b/bench/mold/optimized/relocatable.cc.ALPHA.ll
index d78a2ab0f91..2ebc2f7991c 100644
--- a/bench/mold/optimized/relocatable.cc.ALPHA.ll
+++ b/bench/mold/optimized/relocatable.cc.ALPHA.ll
@@ -432,7 +432,7 @@ entry:
   %name.i.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 8
   %sh_addralign.i.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 72
   %0 = getelementptr inbounds nuw i8, ptr %call.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %0, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %0, i8 0, i64 48, i1 false)
   %sh_entsize.i.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 80
   %uncompressed_data.i.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(18) %sh_entsize.i.i.i, i8 0, i64 18, i1 false)
@@ -529,7 +529,7 @@ _ZZN4mold3elfL27r_create_synthetic_sectionsINS0_5ALPHAEEEvRNS0_7ContextIT_EEENKU
   %name.i.i9.i = getelementptr inbounds nuw i8, ptr %call2.i, i64 8
   %sh_addralign.i.i10.i = getelementptr inbounds nuw i8, ptr %call2.i, i64 72
   %9 = getelementptr inbounds nuw i8, ptr %call2.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %9, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %9, i8 0, i64 48, i1 false)
   %sh_entsize.i.i11.i = getelementptr inbounds nuw i8, ptr %call2.i, i64 80
   %uncompressed_data.i.i12.i = getelementptr inbounds nuw i8, ptr %call2.i, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(18) %sh_entsize.i.i11.i, i8 0, i64 18, i1 false)
@@ -620,7 +620,7 @@ _ZZN4mold3elfL27r_create_synthetic_sectionsINS0_5ALPHAEEEvRNS0_7ContextIT_EEENKU
   %name.i.i52.i = getelementptr inbounds nuw i8, ptr %call4.i, i64 8
   %sh_addralign.i.i53.i = getelementptr inbounds nuw i8, ptr %call4.i, i64 72
   %18 = getelementptr inbounds nuw i8, ptr %call4.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %18, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %18, i8 0, i64 48, i1 false)
   %sh_entsize.i.i54.i = getelementptr inbounds nuw i8, ptr %call4.i, i64 80
   %uncompressed_data.i.i55.i = getelementptr inbounds nuw i8, ptr %call4.i, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(18) %sh_entsize.i.i54.i, i8 0, i64 18, i1 false)
@@ -713,11 +713,11 @@ _ZZN4mold3elfL27r_create_synthetic_sectionsINS0_5ALPHAEEEvRNS0_7ContextIT_EEENKU
   %name.i.i94.i = getelementptr inbounds nuw i8, ptr %call6.i, i64 8
   %sh_addralign.i.i95.i = getelementptr inbounds nuw i8, ptr %call6.i, i64 72
   %27 = getelementptr inbounds nuw i8, ptr %call6.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %27, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %27, i8 0, i64 48, i1 false)
   %sh_entsize.i.i96.i = getelementptr inbounds nuw i8, ptr %call6.i, i64 80
   %uncompressed_data.i.i97.i = getelementptr inbounds nuw i8, ptr %call6.i, i64 104
   %28 = getelementptr inbounds nuw i8, ptr %call6.i, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(18) %28, i8 0, i64 10, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %28, i8 0, i64 10, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i97.i, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf19EhFrameRelocSectionINS0_5ALPHAEEE, i64 16), ptr %call6.i, align 8
   store i64 14, ptr %name.i.i94.i, align 8
@@ -808,7 +808,7 @@ _ZZN4mold3elfL27r_create_synthetic_sectionsINS0_5ALPHAEEEvRNS0_7ContextIT_EEENKU
   %name.i.i138.i = getelementptr inbounds nuw i8, ptr %call8.i, i64 8
   %sh_addralign.i.i139.i = getelementptr inbounds nuw i8, ptr %call8.i, i64 72
   %37 = getelementptr inbounds nuw i8, ptr %call8.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %37, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %37, i8 0, i64 48, i1 false)
   store i64 1, ptr %sh_addralign.i.i139.i, align 1
   %sh_entsize.i.i140.i = getelementptr inbounds nuw i8, ptr %call8.i, i64 80
   %uncompressed_data.i.i141.i = getelementptr inbounds nuw i8, ptr %call8.i, i64 104
@@ -899,11 +899,11 @@ _ZZN4mold3elfL27r_create_synthetic_sectionsINS0_5ALPHAEEEvRNS0_7ContextIT_EEENKU
   %name.i.i181.i = getelementptr inbounds nuw i8, ptr %call10.i, i64 8
   %sh_addralign.i.i182.i = getelementptr inbounds nuw i8, ptr %call10.i, i64 72
   %46 = getelementptr inbounds nuw i8, ptr %call10.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %46, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %46, i8 0, i64 48, i1 false)
   %sh_entsize.i.i183.i = getelementptr inbounds nuw i8, ptr %call10.i, i64 80
   %uncompressed_data.i.i184.i = getelementptr inbounds nuw i8, ptr %call10.i, i64 104
   %47 = getelementptr inbounds nuw i8, ptr %call10.i, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(18) %47, i8 0, i64 10, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %47, i8 0, i64 10, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i184.i, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf13SymtabSectionINS0_5ALPHAEEE, i64 16), ptr %call10.i, align 8
   store i64 7, ptr %name.i.i181.i, align 8
@@ -992,7 +992,7 @@ _ZZN4mold3elfL27r_create_synthetic_sectionsINS0_5ALPHAEEEvRNS0_7ContextIT_EEENKU
   %name.i.i224.i = getelementptr inbounds nuw i8, ptr %call12.i, i64 8
   %sh_addralign.i.i225.i = getelementptr inbounds nuw i8, ptr %call12.i, i64 72
   %56 = getelementptr inbounds nuw i8, ptr %call12.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %56, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %56, i8 0, i64 48, i1 false)
   store i64 1, ptr %sh_addralign.i.i225.i, align 1
   %sh_entsize.i.i226.i = getelementptr inbounds nuw i8, ptr %call12.i, i64 80
   %uncompressed_data.i.i227.i = getelementptr inbounds nuw i8, ptr %call12.i, i64 104
@@ -1083,7 +1083,7 @@ _ZZN4mold3elfL27r_create_synthetic_sectionsINS0_5ALPHAEEEvRNS0_7ContextIT_EEENKU
   %name.i.i267.i = getelementptr inbounds nuw i8, ptr %call14.i, i64 8
   %sh_addralign.i.i268.i = getelementptr inbounds nuw i8, ptr %call14.i, i64 72
   %65 = getelementptr inbounds nuw i8, ptr %call14.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %65, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %65, i8 0, i64 48, i1 false)
   %sh_entsize.i.i269.i = getelementptr inbounds nuw i8, ptr %call14.i, i64 80
   %uncompressed_data.i.i270.i = getelementptr inbounds nuw i8, ptr %call14.i, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(18) %sh_entsize.i.i269.i, i8 0, i64 18, i1 false)
@@ -5182,11 +5182,11 @@ for.end.i.i.i.i.i.i.i.i.i.i:                      ; preds = %for.inc.i.i.i.i.i.i
   %name.i.i.i.i.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %call48.i.i.i.i.i.i.i.i.i.i, i64 8
   %sh_addralign.i.i.i.i.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %call48.i.i.i.i.i.i.i.i.i.i, i64 72
   %30 = getelementptr inbounds nuw i8, ptr %call48.i.i.i.i.i.i.i.i.i.i, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %30, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %30, i8 0, i64 48, i1 false)
   %sh_entsize.i.i.i.i.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %call48.i.i.i.i.i.i.i.i.i.i, i64 80
   %uncompressed_data.i.i.i.i.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %call48.i.i.i.i.i.i.i.i.i.i, i64 104
   %31 = getelementptr inbounds nuw i8, ptr %call48.i.i.i.i.i.i.i.i.i.i, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(18) %31, i8 0, i64 10, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(10) %31, i8 0, i64 10, i1 false)
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %uncompressed_data.i.i.i.i.i.i.i.i.i.i.i.i, i8 0, i64 96, i1 false)
   store ptr getelementptr inbounds nuw (i8, ptr @_ZTVN4mold3elf18ComdatGroupSectionINS0_5ALPHAEEE, i64 16), ptr %call48.i.i.i.i.i.i.i.i.i.i, align 8
   %sym2.i.i.i.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %call48.i.i.i.i.i.i.i.i.i.i, i64 200
diff --git a/bench/nori/optimized/warptest.ll b/bench/nori/optimized/warptest.ll
index 4b986f575f4..6156cfdb168 100644
--- a/bench/nori/optimized/warptest.ll
+++ b/bench/nori/optimized/warptest.ll
@@ -2473,7 +2473,7 @@ _ZNSt8functionIFvN7nanogui5ArrayIiLm2EEEEEC2ERKS4_.exit.i.i: ; preds = %154, %16
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %41)
   %177 = getelementptr inbounds nuw i8, ptr %41, i64 16
   %178 = getelementptr inbounds nuw i8, ptr %41, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %178, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %178, i8 0, i64 24, i1 false)
   store i64 %176, ptr %41, align 8
   %179 = getelementptr inbounds nuw i8, ptr %41, i64 24
   %180 = getelementptr inbounds nuw i8, ptr %0, i64 352
@@ -2685,7 +2685,7 @@ _ZNSt8functionIFvfEEC2ERKS1_.exit.i.i:            ; preds = %_ZN7nanogui6Widget1
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %40)
   %243 = getelementptr inbounds nuw i8, ptr %40, i64 16
   %244 = getelementptr inbounds nuw i8, ptr %40, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %244, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %244, i8 0, i64 24, i1 false)
   store i64 %176, ptr %40, align 8
   %245 = getelementptr inbounds nuw i8, ptr %40, i64 24
   %246 = getelementptr inbounds nuw i8, ptr %237, i64 144
@@ -3048,7 +3048,7 @@ _ZNSt8functionIFviEEC2ERKS1_.exit.i.i:            ; preds = %_ZNSt6vectorINSt7__
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %39)
   %342 = getelementptr inbounds nuw i8, ptr %39, i64 16
   %343 = getelementptr inbounds nuw i8, ptr %39, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %343, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %343, i8 0, i64 24, i1 false)
   store i64 %176, ptr %39, align 8
   %344 = getelementptr inbounds nuw i8, ptr %39, i64 24
   %345 = getelementptr inbounds nuw i8, ptr %338, i64 392
@@ -3617,7 +3617,7 @@ _ZNSt8functionIFviEEC2ERKS1_.exit.i.i323:         ; preds = %_ZNSt6vectorINSt7__
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %38)
   %486 = getelementptr inbounds nuw i8, ptr %38, i64 16
   %487 = getelementptr inbounds nuw i8, ptr %38, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %487, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %487, i8 0, i64 24, i1 false)
   store i64 %176, ptr %38, align 8
   %488 = getelementptr inbounds nuw i8, ptr %38, i64 24
   %489 = getelementptr inbounds nuw i8, ptr %482, i64 392
@@ -3731,7 +3731,7 @@ _ZNSt8functionIFvfEEC2ERKS1_.exit.i.i339:         ; preds = %_ZN7nanogui6Widget1
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %37)
   %525 = getelementptr inbounds nuw i8, ptr %37, i64 16
   %526 = getelementptr inbounds nuw i8, ptr %37, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %526, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %526, i8 0, i64 24, i1 false)
   store i64 %176, ptr %37, align 8
   %527 = getelementptr inbounds nuw i8, ptr %37, i64 24
   %528 = getelementptr inbounds nuw i8, ptr %519, i64 144
@@ -3897,7 +3897,7 @@ _ZNSt8functionIFvfEEC2ERKS1_.exit.i.i360:         ; preds = %_ZN7nanogui6Widget1
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %36)
   %578 = getelementptr inbounds nuw i8, ptr %36, i64 16
   %579 = getelementptr inbounds nuw i8, ptr %36, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %579, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %579, i8 0, i64 24, i1 false)
   store i64 %176, ptr %36, align 8
   %580 = getelementptr inbounds nuw i8, ptr %36, i64 24
   %581 = getelementptr inbounds nuw i8, ptr %572, i64 144
@@ -4061,7 +4061,7 @@ _ZNSt8functionIFvbEEC2ERKS1_.exit.i.i:            ; preds = %617, %621
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %35)
   %630 = getelementptr inbounds nuw i8, ptr %35, i64 16
   %631 = getelementptr inbounds nuw i8, ptr %35, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %631, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %631, i8 0, i64 24, i1 false)
   store i64 %176, ptr %35, align 8
   %632 = getelementptr inbounds nuw i8, ptr %35, i64 24
   %633 = getelementptr inbounds nuw i8, ptr %626, i64 184
@@ -4265,7 +4265,7 @@ _ZNSt8functionIFvfEEC2ERKS1_.exit.i.i406:         ; preds = %_ZN7nanogui6Widget1
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %34)
   %690 = getelementptr inbounds nuw i8, ptr %34, i64 16
   %691 = getelementptr inbounds nuw i8, ptr %34, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %691, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %691, i8 0, i64 24, i1 false)
   store i64 %176, ptr %34, align 8
   %692 = getelementptr inbounds nuw i8, ptr %34, i64 24
   %693 = getelementptr inbounds nuw i8, ptr %684, i64 144
@@ -4472,7 +4472,7 @@ _ZNSt8functionIFvbEEC2ERKS1_.exit.i.i435:         ; preds = %742, %746
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %33)
   %755 = getelementptr inbounds nuw i8, ptr %33, i64 16
   %756 = getelementptr inbounds nuw i8, ptr %33, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %756, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %756, i8 0, i64 24, i1 false)
   store i64 %176, ptr %33, align 8
   %757 = getelementptr inbounds nuw i8, ptr %33, i64 24
   %758 = getelementptr inbounds nuw i8, ptr %751, i64 184
@@ -4789,7 +4789,7 @@ _ZNSt8functionIFvvEEC2ERKS1_.exit.i.i:            ; preds = %841
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %29)
   %853 = getelementptr inbounds nuw i8, ptr %29, i64 16
   %854 = getelementptr inbounds nuw i8, ptr %29, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %854, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %854, i8 0, i64 24, i1 false)
   store i64 %176, ptr %29, align 8
   %855 = getelementptr inbounds nuw i8, ptr %29, i64 24
   %856 = getelementptr inbounds nuw i8, ptr %823, i64 224
@@ -6688,7 +6688,7 @@ _ZN7nanogui6MatrixIfLm4EE11perspectiveILm4ETnNSt9enable_ifIXeqT_Li4EEiE4typeELi0
   store float 0.000000e+00, ptr %74, align 4
   call void @llvm.experimental.noalias.scope.decl(metadata !60)
   %75 = getelementptr inbounds nuw i8, ptr %29, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %75, i8 0, i64 60, i1 false), !alias.scope !60
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(60) %75, i8 0, i64 60, i1 false), !alias.scope !60
   %76 = getelementptr inbounds nuw i8, ptr %29, i64 48
   store float 1.000000e+00, ptr %29, align 4, !alias.scope !60
   br label %77
@@ -12317,7 +12317,7 @@ _ZNK7nanogui5ArrayIfLm3EEngEv.exit:               ; preds = %88
   store <2 x float> %.sroa.0.0.copyload.i50, ptr %11, align 8
   store float %.sroa.2.0.copyload.i52, ptr %.sroa.218.0..sroa_idx, align 8
   %94 = getelementptr inbounds nuw i8, ptr %0, i64 12
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %94, i8 0, i64 36, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %94, i8 0, i64 36, i1 false)
   %95 = extractelement <2 x float> %.sroa.0.0.copyload.i50, i64 0
   %96 = extractelement <2 x float> %.sroa.0.0.copyload.i50, i64 1
   br label %97
@@ -12451,7 +12451,7 @@ _ZN7nanogui5ArrayIfLm2EEC2IiEERKNS0_IT_Lm2EEE.exit.critedge:
   %34 = fadd float %32, %24
   %35 = fadd float %33, %25
   %36 = getelementptr inbounds nuw i8, ptr %5, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %36, i8 0, i64 44, i1 false), !alias.scope !241
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(44) %36, i8 0, i64 44, i1 false), !alias.scope !241
   br label %37
 
 37:                                               ; preds = %37, %_ZN7nanogui5ArrayIfLm2EEC2IiEERKNS0_IT_Lm2EEE.exit.critedge
diff --git a/bench/openvdb/optimized/FindActiveValues.ll b/bench/openvdb/optimized/FindActiveValues.ll
index 53d6c51ac84..0602a65f758 100644
--- a/bench/openvdb/optimized/FindActiveValues.ll
+++ b/bench/openvdb/optimized/FindActiveValues.ll
@@ -5634,7 +5634,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12InternalNodeINS5_INS1_8LeafNodeIbLj3EEELj4EEELj5EEEEEEELb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEC2ERSC_.exit.i: ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %op, i64 56
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 88
@@ -6022,7 +6022,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -6410,7 +6410,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -6798,7 +6798,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -7186,7 +7186,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -7574,7 +7574,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -7962,7 +7962,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -8350,7 +8350,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -8736,7 +8736,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12InternalNodeINS5_INS1_8LeafNodeIbLj3EEELj4EEELj5EEEEEEELb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEC2ERSC_.exit.i: ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %op, i64 56
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 88
@@ -8948,7 +8948,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -9160,7 +9160,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -9372,7 +9372,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -9584,7 +9584,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -9796,7 +9796,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -10008,7 +10008,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -10220,7 +10220,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -10430,7 +10430,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12InternalNodeINS5_INS1_8LeafNodeIbLj3EEELj4EEELj5EEEEEEELb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEC2ERSC_.exit.i: ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %op, i64 56
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 88
@@ -10705,7 +10705,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -10980,7 +10980,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -11255,7 +11255,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -11530,7 +11530,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -11805,7 +11805,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -12080,7 +12080,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -12355,7 +12355,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -12628,7 +12628,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12InternalNodeINS5_INS1_8LeafNodeIbLj3EEELj4EEELj5EEEEEEELb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEC2ERSC_.exit.i: ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %op, i64 56
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 88
@@ -12743,7 +12743,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -12858,7 +12858,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -12973,7 +12973,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -13088,7 +13088,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -13203,7 +13203,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -13318,7 +13318,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -13433,7 +13433,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -14402,7 +14402,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12InternalNodeINS5_INS1_8LeafNodeIbLj3EEELj4EEELj5EEEEEEELb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEC2ERSC_.exit.i: ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %op, i64 56
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 64
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 88
@@ -14848,7 +14848,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -15294,7 +15294,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -15740,7 +15740,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -16186,7 +16186,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -16632,7 +16632,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -17232,7 +17232,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -17832,7 +17832,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %op, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %op, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %tree, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRootTiles.i = getelementptr inbounds nuw i8, ptr %op, i64 96
@@ -178352,7 +178352,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i70, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIbEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIbEESaIS4_EEC2EmRKS5_.exit.i ]
   %51 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %51, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %51, i8 0, i64 12, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -178763,7 +178763,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i21, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIbEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIbEESaIS4_EEC2EmRKS5_.exit.i ]
   %42 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %42, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %42, i8 0, i64 12, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -181369,7 +181369,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i70, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIiEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIiEESaIS4_EEC2EmRKS5_.exit.i ]
   %51 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %51, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %51, i8 0, i64 12, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -181779,7 +181779,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i21, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIiEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIiEESaIS4_EEC2EmRKS5_.exit.i ]
   %42 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %42, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %42, i8 0, i64 12, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -184381,7 +184381,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i70, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIlEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIlEESaIS4_EEC2EmRKS5_.exit.i ]
   %51 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %51, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %51, i8 0, i64 16, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -184791,7 +184791,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i21, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIlEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIlEESaIS4_EEC2EmRKS5_.exit.i ]
   %42 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %42, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %42, i8 0, i64 16, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -187393,7 +187393,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i70, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIfEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIfEESaIS4_EEC2EmRKS5_.exit.i ]
   %51 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %51, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %51, i8 0, i64 12, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -187803,7 +187803,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i21, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIfEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIfEESaIS4_EEC2EmRKS5_.exit.i ]
   %42 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %42, i8 0, i64 12, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %42, i8 0, i64 12, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -190405,7 +190405,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i70, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIdEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIdEESaIS4_EEC2EmRKS5_.exit.i ]
   %51 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %51, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %51, i8 0, i64 16, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -190815,7 +190815,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i21, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIdEESaIS4_EEC2EmRKS5_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataIdEESaIS4_EEC2EmRKS5_.exit.i ]
   %42 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %42, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %42, i8 0, i64 16, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -193232,7 +193232,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i70, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IfEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IfEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %50 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(44) %50, i8 0, i64 20, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(20) %50, i8 0, i64 20, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -193641,7 +193641,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i21, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IfEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IfEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %41 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(44) %41, i8 0, i64 20, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(20) %41, i8 0, i64 20, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -196058,7 +196058,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i70, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IdEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IdEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %50 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %50, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %50, i8 0, i64 32, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -196467,7 +196467,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i21, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IdEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IdEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %41 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %41, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %41, i8 0, i64 32, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -198884,7 +198884,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i70, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IiEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IiEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %50 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(44) %50, i8 0, i64 20, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(20) %50, i8 0, i64 20, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
@@ -199293,7 +199293,7 @@ for.inc.i.i.i.i.i:                                ; preds = %for.inc.i.i.i.i.i,
   %__cur.08.i.i.i.i.i = phi ptr [ %incdec.ptr.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %call5.i.i.i.i2.i.i21, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IiEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %__n.addr.07.i.i.i.i.i = phi i64 [ %dec.i.i.i.i.i, %for.inc.i.i.i.i.i ], [ %conv, %_ZNSt12_Vector_baseIN7openvdb5v11_05tools8TileDataINS1_4math4Vec3IiEEEESaIS7_EEC2EmRKS8_.exit.i ]
   %41 = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(44) %41, i8 0, i64 20, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(20) %41, i8 0, i64 20, i1 false)
   store i64 9223372034707292159, ptr %__cur.08.i.i.i.i.i, align 4
   %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %__cur.08.i.i.i.i.i, i64 8
   store i32 2147483647, ptr %tmp.coerce.sroa.2.0.coerce.dive2.sroa_idx.i.i.i.i.i.i.i.i, align 4
diff --git a/bench/openvdb/optimized/LevelSetMeasure.ll b/bench/openvdb/optimized/LevelSetMeasure.ll
index 7b6013c24b7..2dcc4670e6f 100644
--- a/bench/openvdb/optimized/LevelSetMeasure.ll
+++ b/bench/openvdb/optimized/LevelSetMeasure.ll
@@ -2645,7 +2645,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %1 = getelementptr inbounds nuw i8, ptr %this, i64 24
   store ptr null, ptr %1, align 8
   %2 = getelementptr inbounds nuw i8, ptr %this, i64 80
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %2, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %2, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %0, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mValues.i = getelementptr inbounds nuw i8, ptr %this, i64 104
@@ -4887,7 +4887,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %1 = getelementptr inbounds nuw i8, ptr %this, i64 24
   store ptr null, ptr %1, align 8
   %2 = getelementptr inbounds nuw i8, ptr %this, i64 80
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %2, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %2, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %0, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mValues.i = getelementptr inbounds nuw i8, ptr %this, i64 104
@@ -6345,7 +6345,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %2 = getelementptr inbounds nuw i8, ptr %this, i64 32
   store ptr null, ptr %2, align 8
   %3 = getelementptr inbounds nuw i8, ptr %this, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %1, i64 8
   store ptr %mRoot.i.i.i.i.i, ptr %mNodes.i.i.i, align 8
   %mValues.i.i = getelementptr inbounds nuw i8, ptr %this, i64 112
@@ -8543,7 +8543,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %3 = getelementptr inbounds nuw i8, ptr %this, i64 32
   store ptr null, ptr %3, align 8
   %4 = getelementptr inbounds nuw i8, ptr %this, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i.i.i, ptr %mNodes.i.i.i, align 8
   %mValues.i.i = getelementptr inbounds nuw i8, ptr %this, i64 112
@@ -8649,7 +8649,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %2 = getelementptr inbounds nuw i8, ptr %this, i64 32
   store ptr null, ptr %2, align 8
   %3 = getelementptr inbounds nuw i8, ptr %this, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %1, i64 8
   store ptr %mRoot.i.i.i.i.i, ptr %mNodes.i.i.i, align 8
   %mValues.i.i = getelementptr inbounds nuw i8, ptr %this, i64 112
@@ -9274,7 +9274,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %3 = getelementptr inbounds nuw i8, ptr %this, i64 32
   store ptr null, ptr %3, align 8
   %4 = getelementptr inbounds nuw i8, ptr %this, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i.i.i, ptr %mNodes.i.i.i, align 8
   %mValues.i.i = getelementptr inbounds nuw i8, ptr %this, i64 112
diff --git a/bench/openvdb/optimized/MultiResGrid.ll b/bench/openvdb/optimized/MultiResGrid.ll
index aab4e4e1633..becb5394386 100644
--- a/bench/openvdb/optimized/MultiResGrid.ll
+++ b/bench/openvdb/optimized/MultiResGrid.ll
@@ -12148,7 +12148,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %3 = getelementptr inbounds nuw i8, ptr %acc, i64 16
   store ptr null, ptr %3, align 8
   %4 = getelementptr inbounds nuw i8, ptr %acc, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   %call3 = call noundef float @_ZN7openvdb5v11_05tools12MultiResGridINS0_4tree4TreeINS3_8RootNodeINS3_12InternalNodeINS6_INS3_8LeafNodeIfLj3EEELj4EEELj5EEEEEEEE12ProlongateOp3runERKNS0_4math5CoordERKNS3_17ValueAccessorImplIKSC_Lb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEE(ptr noundef nonnull align 4 dereferenceable(12) %ijk, ptr noundef nonnull align 8 dereferenceable(96) %acc)
@@ -13310,7 +13310,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %this, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %this, i64 72
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %srcTree, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   store ptr %dstTree, ptr %leafs, align 8
@@ -13500,7 +13500,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %4 = getelementptr inbounds nuw i8, ptr %acc, i64 16
   store ptr null, ptr %4, align 8
   %5 = getelementptr inbounds nuw i8, ptr %acc, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %5, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   %call6 = call noundef float @_ZN7openvdb5v11_05tools12MultiResGridINS0_4tree4TreeINS3_8RootNodeINS3_12InternalNodeINS6_INS3_8LeafNodeIfLj3EEELj4EEELj5EEEEEEEE10RestrictOp3runENS0_4math5CoordERKNS3_17ValueAccessorImplIKSC_Lb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEE(i64 %ijk.coerce0, i32 %ijk.coerce1, ptr noundef nonnull align 8 dereferenceable(96) %acc)
@@ -14566,7 +14566,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %this, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %this, i64 72
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %srcTree, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   store ptr %dstTree, ptr %leafs, align 8
@@ -16540,7 +16540,7 @@ invoke.cont:                                      ; preds = %for.body.i.i.i.i.i.
   %1 = getelementptr inbounds nuw i8, ptr %coarseAcc, i64 16
   store ptr null, ptr %1, align 8
   %2 = getelementptr inbounds nuw i8, ptr %coarseAcc, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %2, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %2, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %call.i.i, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   %mBegin.i = getelementptr inbounds nuw i8, ptr %range, i64 8
@@ -20784,7 +20784,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %3 = getelementptr inbounds nuw i8, ptr %acc, i64 16
   store ptr null, ptr %3, align 8
   %4 = getelementptr inbounds nuw i8, ptr %acc, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   %call3 = call noundef double @_ZN7openvdb5v11_05tools12MultiResGridINS0_4tree4TreeINS3_8RootNodeINS3_12InternalNodeINS6_INS3_8LeafNodeIdLj3EEELj4EEELj5EEEEEEEE12ProlongateOp3runERKNS0_4math5CoordERKNS3_17ValueAccessorImplIKSC_Lb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEE(ptr noundef nonnull align 4 dereferenceable(12) %ijk, ptr noundef nonnull align 8 dereferenceable(96) %acc)
@@ -21946,7 +21946,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %this, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %this, i64 72
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %srcTree, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   store ptr %dstTree, ptr %leafs, align 8
@@ -22136,7 +22136,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %4 = getelementptr inbounds nuw i8, ptr %acc, i64 16
   store ptr null, ptr %4, align 8
   %5 = getelementptr inbounds nuw i8, ptr %acc, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %5, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   %call6 = call noundef double @_ZN7openvdb5v11_05tools12MultiResGridINS0_4tree4TreeINS3_8RootNodeINS3_12InternalNodeINS6_INS3_8LeafNodeIdLj3EEELj4EEELj5EEEEEEEE10RestrictOp3runENS0_4math5CoordERKNS3_17ValueAccessorImplIKSC_Lb0EvNS0_14index_sequenceIJLm0ELm1ELm2EEEEEE(i64 %ijk.coerce0, i32 %ijk.coerce1, ptr noundef nonnull align 8 dereferenceable(96) %acc)
@@ -23199,7 +23199,7 @@ _ZN7openvdb5v11_04tree17ValueAccessorImplIKNS1_4TreeINS1_8RootNodeINS1_12Interna
   %0 = getelementptr inbounds nuw i8, ptr %this, i64 16
   store ptr null, ptr %0, align 8
   %1 = getelementptr inbounds nuw i8, ptr %this, i64 72
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %srcTree, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   store ptr %dstTree, ptr %leafs, align 8
@@ -24323,7 +24323,7 @@ invoke.cont:                                      ; preds = %for.body.i.i.i.i.i.
   %1 = getelementptr inbounds nuw i8, ptr %coarseAcc, i64 16
   store ptr null, ptr %1, align 8
   %2 = getelementptr inbounds nuw i8, ptr %coarseAcc, i64 72
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %2, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %2, i8 0, i64 24, i1 false)
   %mRoot.i.i.i = getelementptr inbounds nuw i8, ptr %call.i.i, i64 8
   store ptr %mRoot.i.i.i, ptr %mNodes.i, align 8
   %mBegin.i = getelementptr inbounds nuw i8, ptr %range, i64 8
@@ -106419,7 +106419,7 @@ invoke.cont.i.i:                                  ; preds = %for.body.i.i.i.i.i.
   %4 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %4, align 8
   %5 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %5, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %call.i.i.i.i.i2.i.i = invoke noundef i32 @_ZN3tbb6detail2r115max_concurrencyEPKNS0_2d115task_arena_baseE(ptr noundef null)
@@ -106972,7 +106972,7 @@ _ZN3tbb6detail2d122small_object_allocator10new_objectINS1_9start_forIN7openvdb5v
   %6 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %6, align 8
   %7 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %5, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %my_partition.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 200
@@ -107294,7 +107294,7 @@ _ZN3tbb6detail2d122small_object_allocator10new_objectINS1_9start_forIN7openvdb5v
   %3 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %3, align 8
   %4 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %my_partition.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 200
@@ -107563,7 +107563,7 @@ invoke.cont.i.i:                                  ; preds = %for.body.i.i.i.i.i.
   %4 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %4, align 8
   %5 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %5, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %call.i.i.i.i.i2.i.i = invoke noundef i32 @_ZN3tbb6detail2r115max_concurrencyEPKNS0_2d115task_arena_baseE(ptr noundef null)
@@ -108116,7 +108116,7 @@ _ZN3tbb6detail2d122small_object_allocator10new_objectINS1_9start_forIN7openvdb5v
   %6 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %6, align 8
   %7 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %5, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %my_partition.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 200
@@ -108367,7 +108367,7 @@ _ZN3tbb6detail2d122small_object_allocator10new_objectINS1_9start_forIN7openvdb5v
   %3 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %3, align 8
   %4 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %my_partition.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 200
@@ -260490,7 +260490,7 @@ invoke.cont.i.i:                                  ; preds = %for.body.i.i.i.i.i.
   %4 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %4, align 8
   %5 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %5, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %call.i.i.i.i.i2.i.i = invoke noundef i32 @_ZN3tbb6detail2r115max_concurrencyEPKNS0_2d115task_arena_baseE(ptr noundef null)
@@ -261043,7 +261043,7 @@ _ZN3tbb6detail2d122small_object_allocator10new_objectINS1_9start_forIN7openvdb5v
   %6 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %6, align 8
   %7 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %5, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %my_partition.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 200
@@ -261365,7 +261365,7 @@ _ZN3tbb6detail2d122small_object_allocator10new_objectINS1_9start_forIN7openvdb5v
   %3 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %3, align 8
   %4 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %my_partition.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 200
@@ -261634,7 +261634,7 @@ invoke.cont.i.i:                                  ; preds = %for.body.i.i.i.i.i.
   %4 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %4, align 8
   %5 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %5, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %call.i.i.i.i.i2.i.i = invoke noundef i32 @_ZN3tbb6detail2r115max_concurrencyEPKNS0_2d115task_arena_baseE(ptr noundef null)
@@ -262187,7 +262187,7 @@ _ZN3tbb6detail2d122small_object_allocator10new_objectINS1_9start_forIN7openvdb5v
   %6 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %6, align 8
   %7 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %5, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %my_partition.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 200
@@ -262438,7 +262438,7 @@ _ZN3tbb6detail2d122small_object_allocator10new_objectINS1_9start_forIN7openvdb5v
   %3 = getelementptr inbounds nuw i8, ptr %call.i, i64 112
   store ptr null, ptr %3, align 8
   %4 = getelementptr inbounds nuw i8, ptr %call.i, i64 168
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i.i.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   store ptr %mRoot.i.i.i.i.i.i, ptr %mNodes.i.i.i.i, align 8
   %my_partition.i.i = getelementptr inbounds nuw i8, ptr %call.i, i64 200
diff --git a/bench/openvdb/optimized/RayTracer.ll b/bench/openvdb/optimized/RayTracer.ll
index f7324c50570..4fd04161b7b 100644
--- a/bench/openvdb/optimized/RayTracer.ll
+++ b/bench/openvdb/optimized/RayTracer.ll
@@ -1763,7 +1763,7 @@ for.body.i.i.i.i.i.i.i.i8:                        ; preds = %for.body.i.i.i.i.i.
 invoke.cont4:                                     ; preds = %for.body.i.i.i.i.i.i.i.i8
   %mNodes.i.i14 = getelementptr inbounds nuw i8, ptr %call2, i64 80
   %15 = getelementptr inbounds nuw i8, ptr %call2, i64 88
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %15, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %15, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i15 = getelementptr inbounds nuw i8, ptr %13, i64 8
   store ptr %mRoot.i.i.i.i15, ptr %mNodes.i.i14, align 8
   %mRay.i = getelementptr inbounds nuw i8, ptr %call2, i64 112
@@ -1816,7 +1816,7 @@ for.body.i.i.i.i.i.i.i.i23:                       ; preds = %for.body.i.i.i.i.i.
 invoke.cont9:                                     ; preds = %for.body.i.i.i.i.i.i.i.i23
   %mNodes.i.i29 = getelementptr inbounds nuw i8, ptr %call7, i64 80
   %19 = getelementptr inbounds nuw i8, ptr %call7, i64 88
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %19, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %19, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i30 = getelementptr inbounds nuw i8, ptr %17, i64 8
   store ptr %mRoot.i.i.i.i30, ptr %mNodes.i.i29, align 8
   %mRay.i31 = getelementptr inbounds nuw i8, ptr %call7, i64 112
@@ -2093,7 +2093,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 invoke.cont7:                                     ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %call, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %call, i64 88
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %16, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %16, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %14, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRay.i = getelementptr inbounds nuw i8, ptr %call, i64 112
@@ -2149,7 +2149,7 @@ for.body.i.i.i.i.i.i.i.i21:                       ; preds = %for.body.i.i.i.i.i.
 invoke.cont14:                                    ; preds = %for.body.i.i.i.i.i.i.i.i21
   %mNodes.i.i27 = getelementptr inbounds nuw i8, ptr %call10, i64 80
   %21 = getelementptr inbounds nuw i8, ptr %call10, i64 88
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %21, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i28 = getelementptr inbounds nuw i8, ptr %19, i64 8
   store ptr %mRoot.i.i.i.i28, ptr %mNodes.i.i27, align 8
   %mRay.i29 = getelementptr inbounds nuw i8, ptr %call10, i64 112
@@ -3727,7 +3727,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 invoke.cont:                                      ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %call, i64 80
   %2 = getelementptr inbounds nuw i8, ptr %call, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %2, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %2, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %0, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRay.i = getelementptr inbounds nuw i8, ptr %call, i64 112
@@ -3804,7 +3804,7 @@ for.body.i.i.i.i.i.i.i.i10:                       ; preds = %for.body.i.i.i.i.i.
 invoke.cont4:                                     ; preds = %for.body.i.i.i.i.i.i.i.i10
   %mNodes.i.i16 = getelementptr inbounds nuw i8, ptr %call2, i64 80
   %10 = getelementptr inbounds nuw i8, ptr %call2, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %10, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i17 = getelementptr inbounds nuw i8, ptr %8, i64 8
   store ptr %mRoot.i.i.i.i17, ptr %mNodes.i.i16, align 8
   %mRay.i18 = getelementptr inbounds nuw i8, ptr %call2, i64 112
@@ -4212,7 +4212,7 @@ for.body.i.i.i.i.i.i.i.i8:                        ; preds = %for.body.i.i.i.i.i.
 invoke.cont4:                                     ; preds = %for.body.i.i.i.i.i.i.i.i8
   %mNodes.i.i14 = getelementptr inbounds nuw i8, ptr %call2, i64 80
   %15 = getelementptr inbounds nuw i8, ptr %call2, i64 88
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %15, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %15, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i15 = getelementptr inbounds nuw i8, ptr %13, i64 8
   store ptr %mRoot.i.i.i.i15, ptr %mNodes.i.i14, align 8
   %mRay.i = getelementptr inbounds nuw i8, ptr %call2, i64 112
@@ -4265,7 +4265,7 @@ for.body.i.i.i.i.i.i.i.i23:                       ; preds = %for.body.i.i.i.i.i.
 invoke.cont9:                                     ; preds = %for.body.i.i.i.i.i.i.i.i23
   %mNodes.i.i29 = getelementptr inbounds nuw i8, ptr %call7, i64 80
   %19 = getelementptr inbounds nuw i8, ptr %call7, i64 88
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %19, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %19, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i30 = getelementptr inbounds nuw i8, ptr %17, i64 8
   store ptr %mRoot.i.i.i.i30, ptr %mNodes.i.i29, align 8
   %mRay.i31 = getelementptr inbounds nuw i8, ptr %call7, i64 112
@@ -4542,7 +4542,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 invoke.cont7:                                     ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %call, i64 80
   %16 = getelementptr inbounds nuw i8, ptr %call, i64 88
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %16, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %16, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %14, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRay.i = getelementptr inbounds nuw i8, ptr %call, i64 112
@@ -4598,7 +4598,7 @@ for.body.i.i.i.i.i.i.i.i21:                       ; preds = %for.body.i.i.i.i.i.
 invoke.cont14:                                    ; preds = %for.body.i.i.i.i.i.i.i.i21
   %mNodes.i.i27 = getelementptr inbounds nuw i8, ptr %call10, i64 80
   %21 = getelementptr inbounds nuw i8, ptr %call10, i64 88
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %21, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i28 = getelementptr inbounds nuw i8, ptr %19, i64 8
   store ptr %mRoot.i.i.i.i28, ptr %mNodes.i.i27, align 8
   %mRay.i29 = getelementptr inbounds nuw i8, ptr %call10, i64 112
@@ -6143,7 +6143,7 @@ for.body.i.i.i.i.i.i.i.i:                         ; preds = %for.body.i.i.i.i.i.
 invoke.cont:                                      ; preds = %for.body.i.i.i.i.i.i.i.i
   %mNodes.i.i = getelementptr inbounds nuw i8, ptr %call, i64 80
   %2 = getelementptr inbounds nuw i8, ptr %call, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %2, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %2, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i = getelementptr inbounds nuw i8, ptr %0, i64 8
   store ptr %mRoot.i.i.i.i, ptr %mNodes.i.i, align 8
   %mRay.i = getelementptr inbounds nuw i8, ptr %call, i64 112
@@ -6220,7 +6220,7 @@ for.body.i.i.i.i.i.i.i.i10:                       ; preds = %for.body.i.i.i.i.i.
 invoke.cont4:                                     ; preds = %for.body.i.i.i.i.i.i.i.i10
   %mNodes.i.i16 = getelementptr inbounds nuw i8, ptr %call2, i64 80
   %10 = getelementptr inbounds nuw i8, ptr %call2, i64 88
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %10, i8 0, i64 24, i1 false)
   %mRoot.i.i.i.i17 = getelementptr inbounds nuw i8, ptr %8, i64 8
   store ptr %mRoot.i.i.i.i17, ptr %mNodes.i.i16, align 8
   %mRay.i18 = getelementptr inbounds nuw i8, ptr %call2, i64 112
@@ -12197,7 +12197,7 @@ if.end.i:                                         ; preds = %_ZNK7openvdb5v11_04
   store double %t1.1.i.i.i, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %ref.tmp.i.i.sroa.0)
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %8, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i333)
   store double %t0.1.i.i.i, ptr %dda.i, align 8
   store double %t1.1.i.i.i, ptr %mT1.i, align 8
@@ -12445,7 +12445,7 @@ if.then.i:                                        ; preds = %_ZNK7openvdb5v11_04
   store double %79, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %104, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i268)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %9, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %9, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i1431)
   store double %79, ptr %dda.i268, align 8
   store double %104, ptr %mT1.i1432, align 8
@@ -12790,7 +12790,7 @@ if.then.i282:                                     ; preds = %_ZNK7openvdb5v11_04
   store double %120, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %157, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i1351)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %10, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %10, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i3305)
   store double %120, ptr %dda.i1351, align 8
   store double %157, ptr %mT1.i3306, align 8
@@ -13474,7 +13474,7 @@ if.then.i1365:                                    ; preds = %if.then.i1365.sink.
   store double %241, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %248, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i3205)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %11, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %11, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i5774)
   store double %241, ptr %dda.i3205, align 8
   store double %248, ptr %mT1.i5775, align 8
@@ -27241,7 +27241,7 @@ if.end.i52:                                       ; preds = %_ZNK7openvdb5v11_04
   store double %t1.1.i.i.i44, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %ref.tmp.i.i17.sroa.0)
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i144)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %12, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i619)
   store double %t0.1.i.i.i42, ptr %dda.i144, align 8
   store double %t1.1.i.i.i44, ptr %mT1.i620, align 8
@@ -27489,7 +27489,7 @@ if.then.i158:                                     ; preds = %_ZNK7openvdb5v11_04
   store double %2116, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %2141, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i499)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %13, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %13, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i2442)
   store double %2116, ptr %dda.i499, align 8
   store double %2141, ptr %mT1.i2443, align 8
@@ -27834,7 +27834,7 @@ if.then.i512:                                     ; preds = %_ZNK7openvdb5v11_04
   store double %2157, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %2194, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i2339)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i5503)
   store double %2157, ptr %dda.i2339, align 8
   store double %2194, ptr %mT1.i5504, align 8
@@ -28518,7 +28518,7 @@ if.then.i2353:                                    ; preds = %if.then.i2353.sink.
   store double %2278, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %2285, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i5357)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %15, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i6755)
   store double %2278, ptr %dda.i5357, align 8
   store double %2285, ptr %mT1.i6756, align 8
@@ -51523,7 +51523,7 @@ if.end.i:                                         ; preds = %_ZNK7openvdb5v11_04
   store double %t1.1.i.i.i, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %ref.tmp.i.i.sroa.0)
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %8, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i319)
   store double %t0.1.i.i.i, ptr %dda.i, align 8
   store double %t1.1.i.i.i, ptr %mT1.i, align 8
@@ -51771,7 +51771,7 @@ if.then.i:                                        ; preds = %_ZNK7openvdb5v11_04
   store double %79, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %104, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i254)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %9, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %9, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i1417)
   store double %79, ptr %dda.i254, align 8
   store double %104, ptr %mT1.i1418, align 8
@@ -52116,7 +52116,7 @@ if.then.i268:                                     ; preds = %_ZNK7openvdb5v11_04
   store double %120, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %157, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i1337)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %10, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %10, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i3290)
   store double %120, ptr %dda.i1337, align 8
   store double %157, ptr %mT1.i3291, align 8
@@ -52800,7 +52800,7 @@ if.then.i1351:                                    ; preds = %if.then.i1351.sink.
   store double %241, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %248, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i3191)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %11, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %11, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i5748)
   store double %241, ptr %dda.i3191, align 8
   store double %248, ptr %mT1.i5749, align 8
@@ -66540,7 +66540,7 @@ if.end.i52:                                       ; preds = %_ZNK7openvdb5v11_04
   store double %t1.1.i.i.i44, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %ref.tmp.i.i17.sroa.0)
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i130)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %12, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i605)
   store double %t0.1.i.i.i42, ptr %dda.i130, align 8
   store double %t1.1.i.i.i44, ptr %mT1.i606, align 8
@@ -66788,7 +66788,7 @@ if.then.i144:                                     ; preds = %_ZNK7openvdb5v11_04
   store double %2116, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %2141, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i485)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %13, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %13, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i2428)
   store double %2116, ptr %dda.i485, align 8
   store double %2141, ptr %mT1.i2429, align 8
@@ -67133,7 +67133,7 @@ if.then.i498:                                     ; preds = %_ZNK7openvdb5v11_04
   store double %2157, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %2194, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i2325)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i5484)
   store double %2157, ptr %dda.i2325, align 8
   store double %2194, ptr %mT1.i5485, align 8
@@ -67817,7 +67817,7 @@ if.then.i2339:                                    ; preds = %if.then.i2339.sink.
   store double %2278, ptr %ref.tmp.i.i.sroa.11.0.mInter.sroa_idx, align 8
   store double %2285, ptr %ref.tmp.i.i.sroa.12.0.mInter.sroa_idx, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %dda.i5342)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %15, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %15, i8 0, i64 16, i1 false)
   call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %ref.tmp.i6721)
   store double %2278, ptr %dda.i5342, align 8
   store double %2285, ptr %mT1.i6722, align 8
diff --git a/bench/pbrt-v4/optimized/surfscatter.ll b/bench/pbrt-v4/optimized/surfscatter.ll
index 5a5c37d040a..60e6ff49665 100644
--- a/bench/pbrt-v4/optimized/surfscatter.ll
+++ b/bench/pbrt-v4/optimized/surfscatter.ll
@@ -2110,7 +2110,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !22)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !22
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !22
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !22
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -2243,7 +2243,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !25)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !25
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !25
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !25
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -2372,7 +2372,7 @@ if.end117:                                        ; preds = %if.else.if.end117_c
   call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(32) %lambda, ptr noundef nonnull align 4 dereferenceable(32) %lambda118, i64 32, i1 false)
   call void @llvm.experimental.noalias.scope.decl(metadata !28)
   %62 = getelementptr inbounds nuw i8, ptr %ctx, i64 12
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %62, i8 0, i64 24, i1 false), !alias.scope !28
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) %62, i8 0, i64 24, i1 false), !alias.scope !28
   %wo.i = getelementptr inbounds nuw i8, ptr %w, i64 188
   %wo3.i = getelementptr inbounds nuw i8, ptr %ctx, i64 76
   call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %wo3.i, ptr noundef nonnull align 4 dereferenceable(12) %wo.i, i64 12, i1 false)
@@ -11340,7 +11340,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !187)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !187
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !187
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !187
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -11473,7 +11473,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !190)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !190
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !190
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !190
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -11602,7 +11602,7 @@ if.end117:                                        ; preds = %if.else.if.end117_c
   call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(32) %lambda, ptr noundef nonnull align 4 dereferenceable(32) %lambda118, i64 32, i1 false)
   call void @llvm.experimental.noalias.scope.decl(metadata !193)
   %62 = getelementptr inbounds nuw i8, ptr %ctx, i64 12
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %62, i8 0, i64 24, i1 false), !alias.scope !193
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) %62, i8 0, i64 24, i1 false), !alias.scope !193
   %wo.i = getelementptr inbounds nuw i8, ptr %w, i64 188
   %wo3.i = getelementptr inbounds nuw i8, ptr %ctx, i64 76
   call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %wo3.i, ptr noundef nonnull align 4 dereferenceable(12) %wo.i, i64 12, i1 false)
@@ -14461,7 +14461,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !238)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !238
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !238
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !238
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -14594,7 +14594,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !241)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !241
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !241
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !241
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -14723,7 +14723,7 @@ if.end117:                                        ; preds = %if.else.if.end117_c
   call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(32) %lambda, ptr noundef nonnull align 4 dereferenceable(32) %lambda118, i64 32, i1 false)
   call void @llvm.experimental.noalias.scope.decl(metadata !244)
   %62 = getelementptr inbounds nuw i8, ptr %ctx, i64 12
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %62, i8 0, i64 24, i1 false), !alias.scope !244
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) %62, i8 0, i64 24, i1 false), !alias.scope !244
   %wo.i = getelementptr inbounds nuw i8, ptr %w, i64 188
   %wo3.i = getelementptr inbounds nuw i8, ptr %ctx, i64 76
   call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %wo3.i, ptr noundef nonnull align 4 dereferenceable(12) %wo.i, i64 12, i1 false)
@@ -17183,7 +17183,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !283)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !283
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !283
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !283
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -17316,7 +17316,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !286)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !286
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !286
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !286
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -17445,7 +17445,7 @@ if.end117:                                        ; preds = %if.else.if.end117_c
   call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(32) %lambda, ptr noundef nonnull align 4 dereferenceable(32) %lambda118, i64 32, i1 false)
   call void @llvm.experimental.noalias.scope.decl(metadata !289)
   %62 = getelementptr inbounds nuw i8, ptr %ctx, i64 12
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %62, i8 0, i64 24, i1 false), !alias.scope !289
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) %62, i8 0, i64 24, i1 false), !alias.scope !289
   %wo.i = getelementptr inbounds nuw i8, ptr %w, i64 188
   %wo3.i = getelementptr inbounds nuw i8, ptr %ctx, i64 76
   call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %wo3.i, ptr noundef nonnull align 4 dereferenceable(12) %wo.i, i64 12, i1 false)
@@ -19956,7 +19956,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !328)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !328
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !328
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !328
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -20091,7 +20091,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !331)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !331
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !331
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !331
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -25565,7 +25565,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !385)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !385
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !385
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !385
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -25700,7 +25700,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !388)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !388
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !388
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !388
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -28719,7 +28719,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !430)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !430
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !430
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !430
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -28854,7 +28854,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !433)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !433
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !433
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !433
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -31743,7 +31743,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !472)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !472
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !472
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !472
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -31878,7 +31878,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !475)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !475
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !475
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !475
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -34456,7 +34456,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !514)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !514
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !514
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !514
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -34589,7 +34589,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !517)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !517
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !517
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !517
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -37169,7 +37169,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !560)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !560
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !560
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !560
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -37302,7 +37302,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !563)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !563
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !563
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !563
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -39758,7 +39758,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !602)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !602
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !602
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !602
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -39893,7 +39893,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !605)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !605
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !605
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !605
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -43050,7 +43050,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !644)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !644
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !644
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !644
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -43183,7 +43183,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !647)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !647
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !647
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !647
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -51470,7 +51470,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !761)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !761
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !761
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !761
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -51605,7 +51605,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !764)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !764
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !764
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !764
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -54133,7 +54133,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !806)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !806
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !806
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !806
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -54268,7 +54268,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !809)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !809
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !809
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !809
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -56854,7 +56854,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !851)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !851
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !851
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !851
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -56987,7 +56987,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !854)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !854
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !854
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !854
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -59576,7 +59576,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !893)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !893
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !893
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !893
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -59709,7 +59709,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !896)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !896
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !896
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !896
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -62425,7 +62425,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !935)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !935
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !935
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !935
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -62558,7 +62558,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !938)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !938
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !938
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !938
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -65051,7 +65051,7 @@ if.end:                                           ; preds = %cond.true61, %if.th
 if.then71:                                        ; preds = %if.end
   call void @llvm.experimental.noalias.scope.decl(metadata !977)
   %38 = getelementptr inbounds nuw i8, ptr %bctx, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %38, i8 0, i64 112, i1 false), !alias.scope !977
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %38, i8 0, i64 112, i1 false), !alias.scope !977
   %pi.i = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i = load float, ptr %pi.i, align 8, !noalias !977
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i = getelementptr inbounds nuw i8, ptr %w, i64 12
@@ -65184,7 +65184,7 @@ if.else.if.end117_crit_edge:                      ; preds = %if.else
 if.then90:                                        ; preds = %if.else
   call void @llvm.experimental.noalias.scope.decl(metadata !980)
   %50 = getelementptr inbounds nuw i8, ptr %bctx94, i64 20
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(136) %50, i8 0, i64 112, i1 false), !alias.scope !980
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(112) %50, i8 0, i64 112, i1 false), !alias.scope !980
   %pi.i178 = getelementptr inbounds nuw i8, ptr %w, i64 8
   %agg.tmp.sroa.0.sroa.0.0.copyload.i179 = load float, ptr %pi.i178, align 8, !noalias !980
   %agg.tmp.sroa.0.sroa.2.0.pi.sroa_idx.i180 = getelementptr inbounds nuw i8, ptr %w, i64 12
diff --git a/bench/pugixml/optimized/pugixml.ll b/bench/pugixml/optimized/pugixml.ll
index 50a687db505..7c6802714bf 100644
--- a/bench/pugixml/optimized/pugixml.ll
+++ b/bench/pugixml/optimized/pugixml.ll
@@ -1616,7 +1616,7 @@ if.then.i.i44:                                    ; preds = %if.else5
 
 if.end.i.i.i:                                     ; preds = %if.then.i.i44
   %22 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %22, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %22, i8 0, i64 32, i1 false)
   store ptr %18, ptr %call.i.i.i.i, align 8
   br i1 %cmp.i.i.i, label %if.then3.i.i.i, label %if.else.i.i.i
 
@@ -3044,7 +3044,7 @@ if.then.i.i.i:                                    ; preds = %if.end
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %7 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %7, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 32, i1 false)
   store ptr %4, ptr %call.i.i.i.i.i, align 8
   %8 = load i64, ptr %_busy_size.i.i.i, align 8
   %9 = load ptr, ptr %4, align 8
@@ -3170,7 +3170,7 @@ if.then.i.i.i:                                    ; preds = %if.end
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %7 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %7, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 32, i1 false)
   store ptr %4, ptr %call.i.i.i.i.i, align 8
   %8 = load i64, ptr %_busy_size.i.i.i, align 8
   %9 = load ptr, ptr %4, align 8
@@ -3318,7 +3318,7 @@ if.then.i.i.i:                                    ; preds = %if.end6
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %8 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %8, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 32, i1 false)
   store ptr %5, ptr %call.i.i.i.i.i, align 8
   %9 = load i64, ptr %_busy_size.i.i.i, align 8
   %10 = load ptr, ptr %5, align 8
@@ -3464,7 +3464,7 @@ if.then.i.i.i:                                    ; preds = %if.end6
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %8 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %8, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 32, i1 false)
   store ptr %5, ptr %call.i.i.i.i.i, align 8
   %9 = load i64, ptr %_busy_size.i.i.i, align 8
   %10 = load ptr, ptr %5, align 8
@@ -3597,7 +3597,7 @@ if.then.i.i.i:                                    ; preds = %if.end5
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %8 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %8, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 32, i1 false)
   store ptr %5, ptr %call.i.i.i.i.i, align 8
   %9 = load i64, ptr %_busy_size.i.i.i, align 8
   %10 = load ptr, ptr %5, align 8
@@ -3806,7 +3806,7 @@ if.then.i.i.i:                                    ; preds = %if.end5
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %8 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %8, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 32, i1 false)
   store ptr %5, ptr %call.i.i.i.i.i, align 8
   %9 = load i64, ptr %_busy_size.i.i.i, align 8
   %10 = load ptr, ptr %5, align 8
@@ -3962,7 +3962,7 @@ if.then.i.i.i:                                    ; preds = %if.end9
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %9 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %9, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %9, i8 0, i64 32, i1 false)
   store ptr %6, ptr %call.i.i.i.i.i, align 8
   %10 = load i64, ptr %_busy_size.i.i.i, align 8
   %11 = load ptr, ptr %6, align 8
@@ -4116,7 +4116,7 @@ if.then.i.i.i:                                    ; preds = %if.end9
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %9 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %9, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %9, i8 0, i64 32, i1 false)
   store ptr %6, ptr %call.i.i.i.i.i, align 8
   %10 = load i64, ptr %_busy_size.i.i.i, align 8
   %11 = load ptr, ptr %6, align 8
@@ -4246,7 +4246,7 @@ if.then.i.i.i:                                    ; preds = %if.end
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %8 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %8, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 32, i1 false)
   store ptr %5, ptr %call.i.i.i.i.i, align 8
   %9 = load i64, ptr %_busy_size.i.i.i, align 8
   %10 = load ptr, ptr %5, align 8
@@ -4398,7 +4398,7 @@ if.then.i.i.i:                                    ; preds = %if.end
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %8 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %8, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 32, i1 false)
   store ptr %5, ptr %call.i.i.i.i.i, align 8
   %9 = load i64, ptr %_busy_size.i.i.i, align 8
   %10 = load ptr, ptr %5, align 8
@@ -4565,7 +4565,7 @@ if.then.i.i.i:                                    ; preds = %if.end6
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %10 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   store ptr %7, ptr %call.i.i.i.i.i, align 8
   %11 = load i64, ptr %_busy_size.i.i.i, align 8
   %12 = load ptr, ptr %7, align 8
@@ -4734,7 +4734,7 @@ if.then.i.i.i:                                    ; preds = %if.end6
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %10 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   store ptr %7, ptr %call.i.i.i.i.i, align 8
   %11 = load i64, ptr %_busy_size.i.i.i, align 8
   %12 = load ptr, ptr %7, align 8
@@ -5021,7 +5021,7 @@ if.then.i.i.i:                                    ; preds = %if.end
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %11 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %11, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false)
   store ptr %8, ptr %call.i.i.i.i.i, align 8
   %12 = load i64, ptr %_busy_size.i.i.i, align 8
   %13 = load ptr, ptr %8, align 8
@@ -5154,7 +5154,7 @@ if.then.i.i.i.i:                                  ; preds = %if.then
 
 if.end.i.i.i.i.i:                                 ; preds = %if.then.i.i.i.i
   %9 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %9, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %9, i8 0, i64 32, i1 false)
   store ptr %1, ptr %call.i.i.i.i.i.i, align 8
   %10 = load i64, ptr %_busy_size.i.i.i.i, align 8
   %11 = load ptr, ptr %1, align 8
@@ -5309,7 +5309,7 @@ if.then.i.i.i:                                    ; preds = %if.end
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %11 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %11, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false)
   store ptr %8, ptr %call.i.i.i.i.i, align 8
   %12 = load i64, ptr %_busy_size.i.i.i, align 8
   %13 = load ptr, ptr %8, align 8
@@ -5469,7 +5469,7 @@ if.then.i.i.i:                                    ; preds = %if.end7
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %13 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %13, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %13, i8 0, i64 32, i1 false)
   store ptr %10, ptr %call.i.i.i.i.i, align 8
   %14 = load i64, ptr %_busy_size.i.i.i, align 8
   %15 = load ptr, ptr %10, align 8
@@ -5628,7 +5628,7 @@ if.then.i.i.i:                                    ; preds = %if.end7
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %13 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %13, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %13, i8 0, i64 32, i1 false)
   store ptr %10, ptr %call.i.i.i.i.i, align 8
   %14 = load i64, ptr %_busy_size.i.i.i, align 8
   %15 = load ptr, ptr %10, align 8
@@ -7494,7 +7494,7 @@ if.then.i24:                                      ; preds = %if.end7
 
 if.end.i.i:                                       ; preds = %if.then.i24
   %14 = getelementptr inbounds nuw i8, ptr %call.i.i.i, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %14, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %14, i8 0, i64 32, i1 false)
   store ptr %10, ptr %call.i.i.i, align 8
   %15 = load i64, ptr %_busy_size.i, align 8
   %16 = load ptr, ptr %10, align 8
@@ -8639,7 +8639,7 @@ if.then.i.i.i.i.i.i:                              ; preds = %if.then6.i.i
 
 if.end.i.i.i.i.i.i.i:                             ; preds = %if.then.i.i.i.i.i.i
   %136 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i.i.i68, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %136, i8 0, i64 32, i1 false), !noalias !47
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %136, i8 0, i64 32, i1 false), !noalias !47
   store ptr %add.ptr4.i, ptr %call.i.i.i.i.i.i.i.i68, align 8, !noalias !47
   %137 = load i64, ptr %_busy_size.i.i.i.i266.i.i, align 8, !noalias !47
   %138 = load ptr, ptr %add.ptr4.i, align 8, !noalias !47
@@ -8810,7 +8810,7 @@ if.then.i.i.i.i199.i.i:                           ; preds = %if.then77.i.i
 
 if.end.i.i.i.i.i202.i.i:                          ; preds = %if.then.i.i.i.i199.i.i
   %166 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i200.i.i69, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %166, i8 0, i64 32, i1 false), !noalias !47
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %166, i8 0, i64 32, i1 false), !noalias !47
   store ptr %add.ptr4.i, ptr %call.i.i.i.i.i.i200.i.i69, align 8, !noalias !47
   %167 = load i64, ptr %_busy_size.i.i.i.i266.i.i, align 8, !noalias !47
   %168 = load ptr, ptr %add.ptr4.i, align 8, !noalias !47
@@ -9225,7 +9225,7 @@ if.then.i.i.i.i.i.i.i:                            ; preds = %if.end37.i.i.i65
 
 if.end.i.i.i.i.i.i.i.i:                           ; preds = %if.then.i.i.i.i.i.i.i
   %231 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i.i.i.i71, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %231, i8 0, i64 32, i1 false), !noalias !47
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %231, i8 0, i64 32, i1 false), !noalias !47
   store ptr %add.ptr4.i, ptr %call.i.i.i.i.i.i.i.i.i71, align 8, !noalias !47
   %232 = load i64, ptr %_busy_size.i.i.i.i266.i.i, align 8, !noalias !47
   %233 = load ptr, ptr %add.ptr4.i, align 8, !noalias !47
@@ -9294,7 +9294,7 @@ if.then.i.i.i.i94.i.i.i:                          ; preds = %if.else.i.i.i63
 
 if.end.i.i.i.i.i97.i.i.i:                         ; preds = %if.then.i.i.i.i94.i.i.i
   %240 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i95.i.i.i72, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %240, i8 0, i64 32, i1 false), !noalias !47
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %240, i8 0, i64 32, i1 false), !noalias !47
   store ptr %add.ptr4.i, ptr %call.i.i.i.i.i.i95.i.i.i72, align 8, !noalias !47
   %241 = load i64, ptr %_busy_size.i.i.i.i266.i.i, align 8, !noalias !47
   %242 = load ptr, ptr %add.ptr4.i, align 8, !noalias !47
@@ -9546,7 +9546,7 @@ if.then.i.i.i.i.i255.i.i:                         ; preds = %if.then7.i.i.i
 
 if.end.i.i.i.i.i.i258.i.i:                        ; preds = %if.then.i.i.i.i.i255.i.i
   %271 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i.i256.i.i73, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %271, i8 0, i64 32, i1 false), !noalias !47
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %271, i8 0, i64 32, i1 false), !noalias !47
   store ptr %add.ptr4.i, ptr %call.i.i.i.i.i.i.i256.i.i73, align 8, !noalias !47
   %272 = load i64, ptr %_busy_size.i.i.i.i266.i.i, align 8, !noalias !47
   %273 = load ptr, ptr %add.ptr4.i, align 8, !noalias !47
@@ -10443,7 +10443,7 @@ if.then.i.i.i.i291.i.i:                           ; preds = %if.else462.i.i
 
 if.end.i.i.i.i.i294.i.i:                          ; preds = %if.then.i.i.i.i291.i.i
   %366 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i292.i.i77, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %366, i8 0, i64 32, i1 false), !noalias !47
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %366, i8 0, i64 32, i1 false), !noalias !47
   store ptr %add.ptr4.i, ptr %call.i.i.i.i.i.i292.i.i77, align 8, !noalias !47
   %367 = load i64, ptr %_busy_size.i.i.i.i266.i.i, align 8, !noalias !47
   %368 = load ptr, ptr %add.ptr4.i, align 8, !noalias !47
@@ -15120,7 +15120,7 @@ define void @_ZN4pugi12xml_documentC2Ev(ptr noundef nonnull align 8 dereferencea
 entry:
   %_memory.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %0 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %0, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   %busy_size.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   %1 = getelementptr inbounds nuw i8, ptr %this, i64 8
   store i64 0, ptr %1, align 8
@@ -15147,7 +15147,7 @@ define void @_ZN4pugi12xml_document7_createEv(ptr noundef nonnull align 8 derefe
 entry:
   %_memory = getelementptr inbounds nuw i8, ptr %this, i64 16
   %0 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %0, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   %busy_size = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size, align 8
   %add.ptr = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -15346,7 +15346,7 @@ invoke.cont:
   %_buffer = getelementptr inbounds nuw i8, ptr %this, i64 8
   %_memory.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %0 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %0, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
   %busy_size.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   %1 = getelementptr inbounds nuw i8, ptr %this, i64 8
   store i64 0, ptr %1, align 8
@@ -15644,7 +15644,7 @@ for.body15.i:                                     ; preds = %for.end.i, %.noexc3
 invoke.cont2:                                     ; preds = %.noexc3, %for.end.i
   %_memory.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i, align 8
   %add.ptr.i4 = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -15842,7 +15842,7 @@ for.body15.i:                                     ; preds = %for.end.i, %for.bod
 _ZN4pugi12xml_document8_destroyEv.exit:           ; preds = %for.body15.i, %for.end.i
   %_memory.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i, align 8
   %add.ptr.i1 = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -15927,7 +15927,7 @@ for.body15.i.i:                                   ; preds = %for.end.i.i, %for.b
 _ZN4pugi12xml_document5resetEv.exit:              ; preds = %for.body15.i.i, %for.end.i.i
   %_memory.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i, align 8
   %add.ptr.i1.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -16014,7 +16014,7 @@ for.body15.i.i:                                   ; preds = %for.end.i.i, %for.b
 _ZN4pugi12xml_document5resetEv.exit:              ; preds = %for.body15.i.i, %for.end.i.i
   %_memory.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i, align 8
   %add.ptr.i1.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -16428,7 +16428,7 @@ for.body15.i.i:                                   ; preds = %for.end.i.i, %for.b
 _ZN4pugi12xml_document5resetEv.exit:              ; preds = %for.body15.i.i, %for.end.i.i
   %_memory.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i, align 8
   %add.ptr.i1.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -16837,7 +16837,7 @@ for.body15.i.i.i:                                 ; preds = %for.end.i.i.i, %for
 _ZN4pugi12xml_document11load_bufferEPKvmjNS_12xml_encodingE.exit: ; preds = %for.body15.i.i.i, %for.end.i.i.i
   %_memory.i.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false), !noalias !138
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false), !noalias !138
   %busy_size.i.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i.i, align 8, !noalias !138
   %add.ptr.i1.i.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -16923,7 +16923,7 @@ for.body15.i.i:                                   ; preds = %for.end.i.i, %for.b
 _ZN4pugi12xml_document5resetEv.exit:              ; preds = %for.body15.i.i, %for.end.i.i
   %_memory.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i, align 8
   %add.ptr.i1.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -17016,7 +17016,7 @@ for.body15.i.i:                                   ; preds = %for.end.i.i, %for.b
 _ZN4pugi12xml_document5resetEv.exit:              ; preds = %for.body15.i.i, %for.end.i.i
   %_memory.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i, align 8
   %add.ptr.i1.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -17218,7 +17218,7 @@ for.body15.i.i:                                   ; preds = %for.end.i.i, %for.b
 _ZN4pugi12xml_document5resetEv.exit:              ; preds = %for.body15.i.i, %for.end.i.i
   %_memory.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i, align 8
   %add.ptr.i1.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -17493,7 +17493,7 @@ for.body15.i.i:                                   ; preds = %for.end.i.i, %for.b
 _ZN4pugi12xml_document5resetEv.exit:              ; preds = %for.body15.i.i, %for.end.i.i
   %_memory.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i, align 8
   %add.ptr.i1.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -17579,7 +17579,7 @@ for.body15.i.i:                                   ; preds = %for.end.i.i, %for.b
 _ZN4pugi12xml_document5resetEv.exit:              ; preds = %for.body15.i.i, %for.end.i.i
   %_memory.i.i = getelementptr inbounds nuw i8, ptr %this, i64 16
   %10 = getelementptr inbounds nuw i8, ptr %this, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   %busy_size.i.i = getelementptr inbounds nuw i8, ptr %this, i64 40
   store i64 32728, ptr %busy_size.i.i, align 8
   %add.ptr.i1.i = getelementptr inbounds nuw i8, ptr %this, i64 56
@@ -28506,7 +28506,7 @@ if.then.i.i.i.i:                                  ; preds = %for.body
 
 if.end.i.i.i.i.i:                                 ; preds = %if.then.i.i.i.i
   %12 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %12, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 32, i1 false)
   store ptr %9, ptr %call.i.i.i.i.i.i, align 8
   %13 = load i64, ptr %_busy_size.i.i.i.i, align 8
   %14 = load ptr, ptr %9, align 8
@@ -28654,7 +28654,7 @@ if.then.i.i.i:                                    ; preds = %entry
 
 if.end.i.i.i.i:                                   ; preds = %if.then.i.i.i
   %2 = getelementptr inbounds nuw i8, ptr %call.i.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %2, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %2, i8 0, i64 32, i1 false)
   store ptr %alloc, ptr %call.i.i.i.i.i, align 8
   %3 = load i64, ptr %_busy_size.i.i.i, align 8
   %4 = load ptr, ptr %alloc, align 8
diff --git a/bench/pybind11/optimized/test_buffers.ll b/bench/pybind11/optimized/test_buffers.ll
index 3160d512149..b742d256572 100644
--- a/bench/pybind11/optimized/test_buffers.ll
+++ b/bench/pybind11/optimized/test_buffers.ll
@@ -2037,7 +2037,7 @@ _ZN8pybind116detail8accessorINS0_17accessor_policies8str_attrEED2Ev.exit: ; pred
   %137 = getelementptr inbounds nuw i8, ptr %134, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %137, i8 0, i64 32, i1 false), !noalias !17
   %138 = getelementptr inbounds nuw i8, ptr %134, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %138, i8 0, i64 83, i1 false), !noalias !17
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %138, i8 0, i64 83, i1 false), !noalias !17
   store ptr %134, ptr %97, align 8, !alias.scope !17
   %139 = getelementptr inbounds nuw i8, ptr %134, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ22test_submodule_buffersRNS_7module_EE3$_0St4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEbEJRKSB_RKNS_6bufferEEJNS_4nameENS_5scopeENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESY_", ptr %139, align 8
@@ -2340,7 +2340,7 @@ _ZN8pybind116class_IZ22test_submodule_buffersRNS_7module_EE6MatrixJEEC2IJNS_15bu
   %235 = getelementptr inbounds nuw i8, ptr %232, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %235, i8 0, i64 32, i1 false), !noalias !30
   %236 = getelementptr inbounds nuw i8, ptr %232, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %236, i8 0, i64 83, i1 false), !noalias !30
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %236, i8 0, i64 83, i1 false), !noalias !30
   store ptr %232, ptr %92, align 8, !alias.scope !30
   %237 = getelementptr inbounds nuw i8, ptr %232, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJllEE7executeINS_6class_IZ22test_submodule_buffersRNS_7module_EE6MatrixJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEllE_vJSM_llEJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %237, align 8
@@ -2521,7 +2521,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i:                 ; preds = %261, %_ZN8pybind116
   %294 = getelementptr inbounds nuw i8, ptr %291, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %294, i8 0, i64 32, i1 false), !noalias !43
   %295 = getelementptr inbounds nuw i8, ptr %291, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %295, i8 0, i64 83, i1 false), !noalias !43
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %295, i8 0, i64 83, i1 false), !noalias !43
   store ptr %291, ptr %88, align 8, !alias.scope !43
   %296 = getelementptr inbounds nuw i8, ptr %291, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZNOS_6detail8initimpl7factoryIZ22test_submodule_buffersRNS_7module_EE3$_1PFNS2_9void_typeEvEFPZ22test_submodule_buffersS6_E6MatrixRKNS_6bufferEES9_E7executeINS_6class_ISB_JEEEJEEEvRT_DpRKT0_EUlRNS2_16value_and_holderESF_E_vJSS_SF_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSL_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES19_", ptr %296, align 8
@@ -2710,7 +2710,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i81:               ; preds = %320, %_ZN8pybind116
   %357 = getelementptr inbounds nuw i8, ptr %354, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %357, i8 0, i64 32, i1 false), !noalias !56
   %358 = getelementptr inbounds nuw i8, ptr %354, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %358, i8 0, i64 83, i1 false), !noalias !56
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %358, i8 0, i64 83, i1 false), !noalias !56
   store ptr %354, ptr %84, align 8, !alias.scope !56
   %359 = getelementptr inbounds nuw i8, ptr %354, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ22test_submodule_buffersRNS_7module_EE3$_2fJRKZ22test_submodule_buffersS3_E6MatrixSt4pairIllEEJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESQ_", ptr %359, align 8
@@ -2891,7 +2891,7 @@ _ZN8pybind114noneD2Ev.exit.i95:                   ; preds = %383, %_ZN8pybind116
   %416 = getelementptr inbounds nuw i8, ptr %413, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %416, i8 0, i64 32, i1 false), !noalias !69
   %417 = getelementptr inbounds nuw i8, ptr %413, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %417, i8 0, i64 83, i1 false), !noalias !69
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %417, i8 0, i64 83, i1 false), !noalias !69
   store ptr %413, ptr %80, align 8, !alias.scope !69
   %418 = getelementptr inbounds nuw i8, ptr %413, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ22test_submodule_buffersRNS_7module_EE3$_3vJRZ22test_submodule_buffersS3_E6MatrixSt4pairIllEfEJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESP_", ptr %418, align 8
@@ -3312,7 +3312,7 @@ _ZN8pybind116class_IZ22test_submodule_buffersRNS_7module_EE12SquareMatrixJZ22tes
   %549 = getelementptr inbounds nuw i8, ptr %546, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %549, i8 0, i64 32, i1 false), !noalias !85
   %550 = getelementptr inbounds nuw i8, ptr %546, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %550, i8 0, i64 83, i1 false), !noalias !85
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %550, i8 0, i64 83, i1 false), !noalias !85
   store ptr %546, ptr %72, align 8, !alias.scope !85
   %551 = getelementptr inbounds nuw i8, ptr %546, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJlEE7executeINS_6class_IZ22test_submodule_buffersRNS_7module_EE12SquareMatrixJZ22test_submodule_buffersS9_E6MatrixEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSE_DpRKT0_EUlRNS2_16value_and_holderElE_vJSN_lEJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSE_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES14_, ptr %551, align 8
@@ -3624,7 +3624,7 @@ _ZN8pybind116class_IZ22test_submodule_buffersRNS_7module_EE6BufferJEEC2IJNS_15bu
   %652 = getelementptr inbounds nuw i8, ptr %649, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %652, i8 0, i64 32, i1 false), !noalias !98
   %653 = getelementptr inbounds nuw i8, ptr %649, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %653, i8 0, i64 83, i1 false), !noalias !98
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %653, i8 0, i64 83, i1 false), !noalias !98
   store ptr %649, ptr %67, align 8, !alias.scope !98
   %654 = getelementptr inbounds nuw i8, ptr %649, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IZ22test_submodule_buffersRNS_7module_EE6BufferJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEE_vJSM_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %654, align 8
@@ -4272,7 +4272,7 @@ _ZN8pybind116class_IZ22test_submodule_buffersRNS_7module_EE11ConstBufferJEEC2IJN
   %857 = getelementptr inbounds nuw i8, ptr %854, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %857, i8 0, i64 32, i1 false), !noalias !120
   %858 = getelementptr inbounds nuw i8, ptr %854, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %858, i8 0, i64 83, i1 false), !noalias !120
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %858, i8 0, i64 83, i1 false), !noalias !120
   store ptr %854, ptr %55, align 8, !alias.scope !120
   %859 = getelementptr inbounds nuw i8, ptr %854, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IZ22test_submodule_buffersRNS_7module_EE11ConstBufferJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEE_vJSM_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %859, align 8
@@ -4916,7 +4916,7 @@ _ZN8pybind116class_IZ22test_submodule_buffersRNS_7module_EE13DerivedBufferJEEC2I
   %1059 = getelementptr inbounds nuw i8, ptr %1056, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1059, i8 0, i64 32, i1 false), !noalias !142
   %1060 = getelementptr inbounds nuw i8, ptr %1056, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1060, i8 0, i64 83, i1 false), !noalias !142
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1060, i8 0, i64 83, i1 false), !noalias !142
   store ptr %1056, ptr %43, align 8, !alias.scope !142
   %1061 = getelementptr inbounds nuw i8, ptr %1056, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IZ22test_submodule_buffersRNS_7module_EE13DerivedBufferJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEE_vJSM_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %1061, align 8
@@ -5564,7 +5564,7 @@ _ZN8pybind116class_IZ22test_submodule_buffersRNS_7module_EE14BufferReadOnlyJEEC2
   %1264 = getelementptr inbounds nuw i8, ptr %1261, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1264, i8 0, i64 32, i1 false), !noalias !164
   %1265 = getelementptr inbounds nuw i8, ptr %1261, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1265, i8 0, i64 83, i1 false), !noalias !164
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1265, i8 0, i64 83, i1 false), !noalias !164
   store ptr %1261, ptr %31, align 8, !alias.scope !164
   %1266 = getelementptr inbounds nuw i8, ptr %1261, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJhEE7executeINS_6class_IZ22test_submodule_buffersRNS_7module_EE14BufferReadOnlyJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEhE_vJSM_hEJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %1266, align 8
@@ -5984,7 +5984,7 @@ _ZN8pybind116class_IZ22test_submodule_buffersRNS_7module_EE20BufferReadOnlySelec
   %1397 = getelementptr inbounds nuw i8, ptr %1394, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1397, i8 0, i64 32, i1 false), !noalias !180
   %1398 = getelementptr inbounds nuw i8, ptr %1394, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1398, i8 0, i64 83, i1 false), !noalias !180
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1398, i8 0, i64 83, i1 false), !noalias !180
   store ptr %1394, ptr %23, align 8, !alias.scope !180
   %1399 = getelementptr inbounds nuw i8, ptr %1394, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IZ22test_submodule_buffersRNS_7module_EE20BufferReadOnlySelectJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEE_vJSM_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %1399, align 8
@@ -6794,7 +6794,7 @@ _ZN8pybind116class_IZ22test_submodule_buffersRNS_7module_EE20BufferReadOnlySelec
   %1655 = getelementptr inbounds nuw i8, ptr %1652, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1655, i8 0, i64 32, i1 false), !noalias !208
   %1656 = getelementptr inbounds nuw i8, ptr %1652, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1656, i8 0, i64 83, i1 false), !noalias !208
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1656, i8 0, i64 83, i1 false), !noalias !208
   store ptr %1652, ptr %6, align 8, !alias.scope !208
   %1657 = getelementptr inbounds nuw i8, ptr %1652, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ22test_submodule_buffersRNS_7module_EE3$_5NS_3strEJNS_6handleEEJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESN_", ptr %1657, align 8
@@ -6998,7 +6998,7 @@ _ZN8pybind116class_INS_11buffer_infoEJEED2Ev.exit: ; preds = %1699, %1701, %1704
   %1722 = getelementptr inbounds nuw i8, ptr %1719, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1722, i8 0, i64 32, i1 false), !noalias !221
   %1723 = getelementptr inbounds nuw i8, ptr %1719, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1723, i8 0, i64 83, i1 false), !noalias !221
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1723, i8 0, i64 83, i1 false), !noalias !221
   store ptr %1719, ptr %2, align 8, !alias.scope !221
   %1724 = getelementptr inbounds nuw i8, ptr %1719, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ22test_submodule_buffersRNS_7module_EE3$_6NS_11buffer_infoEJRKNS_6bufferEEJNS_4nameENS_5scopeENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESP_", ptr %1724, align 8
@@ -7390,7 +7390,7 @@ define internal fastcc noundef nonnull align 8 dereferenceable(8) ptr @_ZN8pybin
   %21 = getelementptr inbounds nuw i8, ptr %18, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 32, i1 false), !noalias !244
   %22 = getelementptr inbounds nuw i8, ptr %18, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %22, i8 0, i64 83, i1 false), !noalias !244
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %22, i8 0, i64 83, i1 false), !noalias !244
   store ptr %18, ptr %3, align 8, !alias.scope !244
   %23 = getelementptr inbounds nuw i8, ptr %18, i64 56
   store i64 %.0.val, ptr %23, align 8
@@ -8594,7 +8594,7 @@ _ZN8pybind116objectD2Ev.exit48:                   ; preds = %_ZN8pybind116detail
 
 61:                                               ; preds = %58
   %62 = getelementptr inbounds nuw i8, ptr %60, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(472) %62, i8 0, i64 432, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(432) %62, i8 0, i64 432, i1 false)
   %63 = getelementptr inbounds nuw i8, ptr %60, i64 48
   store ptr %63, ptr %60, align 8
   %64 = getelementptr inbounds nuw i8, ptr %60, i64 8
@@ -16048,7 +16048,7 @@ _ZN8pybind117capsuleD2Ev.exit.thread:             ; preds = %_ZL19_PyObject_Type
   %559 = getelementptr inbounds nuw i8, ptr %45, i64 104
   store ptr %557, ptr %559, align 8
   %560 = getelementptr inbounds nuw i8, ptr %557, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %560, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %560, i8 0, i64 16, i1 false)
   %561 = load ptr, ptr %45, align 8
   store ptr %561, ptr %557, align 8
   %562 = getelementptr inbounds nuw i8, ptr %557, i64 8
@@ -36665,7 +36665,7 @@ _ZNKSt10_HashtableISt10type_indexSt4pairIKS0_16ConstructorStatsESaIS4_ENSt8__det
   store i64 %23, ptr %22, align 8
   %24 = getelementptr inbounds nuw i8, ptr %21, i64 16
   %25 = getelementptr inbounds nuw i8, ptr %21, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %25, i8 0, i64 72, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %25, i8 0, i64 72, i1 false)
   %26 = getelementptr inbounds nuw i8, ptr %21, i64 64
   store ptr %26, ptr %24, align 8
   %27 = getelementptr inbounds nuw i8, ptr %21, i64 24
@@ -50314,7 +50314,7 @@ define linkonce_odr hidden void @_ZN8pybind1112cpp_functionC2IZNS_6detail8initim
   %11 = getelementptr inbounds nuw i8, ptr %8, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false), !noalias !1018
   %12 = getelementptr inbounds nuw i8, ptr %8, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %12, i8 0, i64 83, i1 false), !noalias !1018
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %12, i8 0, i64 83, i1 false), !noalias !1018
   store ptr %8, ptr %7, align 8, !alias.scope !1018
   %13 = getelementptr inbounds nuw i8, ptr %8, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_INS_11buffer_infoEJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSB_DpRKT0_EUlRNS2_16value_and_holderEE_vJSK_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSB_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES11_, ptr %13, align 8
diff --git a/bench/pybind11/optimized/test_call_policies.ll b/bench/pybind11/optimized/test_call_policies.ll
index 06a3dfd352c..1f2124809db 100644
--- a/bench/pybind11/optimized/test_call_policies.ll
+++ b/bench/pybind11/optimized/test_call_policies.ll
@@ -1536,7 +1536,7 @@ _ZN8pybind116class_IZ28test_submodule_call_policiesRNS_7module_EE5ChildJEEC2IJEE
   %126 = getelementptr inbounds nuw i8, ptr %123, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %126, i8 0, i64 32, i1 false), !noalias !14
   %127 = getelementptr inbounds nuw i8, ptr %123, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %127, i8 0, i64 83, i1 false), !noalias !14
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %127, i8 0, i64 83, i1 false), !noalias !14
   store ptr %123, ptr %64, align 8, !alias.scope !14
   %128 = getelementptr inbounds nuw i8, ptr %123, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IZ28test_submodule_call_policiesRNS_7module_EE5ChildJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEE_vJSM_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %128, align 8
@@ -1848,7 +1848,7 @@ _ZN8pybind116class_IZ28test_submodule_call_policiesRNS_7module_EE6ParentJEEC2IJE
   %229 = getelementptr inbounds nuw i8, ptr %226, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %229, i8 0, i64 32, i1 false), !noalias !27
   %230 = getelementptr inbounds nuw i8, ptr %226, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %230, i8 0, i64 83, i1 false), !noalias !27
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %230, i8 0, i64 83, i1 false), !noalias !27
   store ptr %226, ptr %59, align 8, !alias.scope !27
   %231 = getelementptr inbounds nuw i8, ptr %226, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IZ28test_submodule_call_policiesRNS_7module_EE6ParentJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEE_vJSM_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %231, align 8
@@ -2029,7 +2029,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i68:               ; preds = %255, %_ZN8pybind116
   %288 = getelementptr inbounds nuw i8, ptr %285, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %288, i8 0, i64 32, i1 false), !noalias !40
   %289 = getelementptr inbounds nuw i8, ptr %285, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %289, i8 0, i64 83, i1 false), !noalias !40
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %289, i8 0, i64 83, i1 false), !noalias !40
   store ptr %285, ptr %55, align 8, !alias.scope !40
   %290 = getelementptr inbounds nuw i8, ptr %285, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZNOS_6detail8initimpl7factoryIZ28test_submodule_call_policiesRNS_7module_EE3$_0PFNS2_9void_typeEvEFPZ28test_submodule_call_policiesS6_E6ParentPZ28test_submodule_call_policiesS6_E5ChildES9_E7executeINS_6class_ISB_JEEEJNS_10keep_aliveILm1ELm2EEEEEEvRT_DpRKT0_EUlRNS2_16value_and_holderESE_E_vJST_SE_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorESL_EEEvOSM_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES1A_", ptr %290, align 8
@@ -2210,7 +2210,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i84:               ; preds = %314, %_ZN8pybind116
   %347 = getelementptr inbounds nuw i8, ptr %344, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %347, i8 0, i64 32, i1 false), !noalias !53
   %348 = getelementptr inbounds nuw i8, ptr %344, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %348, i8 0, i64 83, i1 false), !noalias !53
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %348, i8 0, i64 83, i1 false), !noalias !53
   store ptr %344, ptr %51, align 8, !alias.scope !53
   %349 = getelementptr inbounds nuw i8, ptr %344, i64 56
   store i64 ptrtoint (ptr @_ZZ28test_submodule_call_policiesRN8pybind117module_EEN6Parent8addChildEPZ28test_submodule_call_policiesS1_E5Child to i64), ptr %349, align 8
@@ -2393,7 +2393,7 @@ _ZN8pybind114noneD2Ev.exit.i:                     ; preds = %374, %_ZN8pybind116
   %407 = getelementptr inbounds nuw i8, ptr %404, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %407, i8 0, i64 32, i1 false), !noalias !66
   %408 = getelementptr inbounds nuw i8, ptr %404, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %408, i8 0, i64 83, i1 false), !noalias !66
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %408, i8 0, i64 83, i1 false), !noalias !66
   store ptr %404, ptr %47, align 8, !alias.scope !66
   %409 = getelementptr inbounds nuw i8, ptr %404, i64 56
   store i64 ptrtoint (ptr @_ZZ28test_submodule_call_policiesRN8pybind117module_EEN6Parent8addChildEPZ28test_submodule_call_policiesS1_E5Child to i64), ptr %409, align 8
@@ -2576,7 +2576,7 @@ _ZN8pybind114noneD2Ev.exit.i107:                  ; preds = %434, %_ZN8pybind116
   %467 = getelementptr inbounds nuw i8, ptr %464, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %467, i8 0, i64 32, i1 false), !noalias !79
   %468 = getelementptr inbounds nuw i8, ptr %464, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %468, i8 0, i64 83, i1 false), !noalias !79
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %468, i8 0, i64 83, i1 false), !noalias !79
   store ptr %464, ptr %43, align 8, !alias.scope !79
   %469 = getelementptr inbounds nuw i8, ptr %464, i64 56
   store i64 ptrtoint (ptr @_ZZ28test_submodule_call_policiesRN8pybind117module_EEN6Parent11returnChildEv to i64), ptr %469, align 8
@@ -2767,7 +2767,7 @@ _ZN8pybind114noneD2Ev.exit.i124:                  ; preds = %494, %_ZN8pybind116
   %531 = getelementptr inbounds nuw i8, ptr %528, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %531, i8 0, i64 32, i1 false), !noalias !92
   %532 = getelementptr inbounds nuw i8, ptr %528, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %532, i8 0, i64 83, i1 false), !noalias !92
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %532, i8 0, i64 83, i1 false), !noalias !92
   store ptr %528, ptr %39, align 8, !alias.scope !92
   %533 = getelementptr inbounds nuw i8, ptr %528, i64 56
   store i64 ptrtoint (ptr @_ZZ28test_submodule_call_policiesRN8pybind117module_EEN6Parent15returnNullChildEv to i64), ptr %533, align 8
@@ -2953,7 +2953,7 @@ _ZN8pybind114noneD2Ev.exit.i142:                  ; preds = %558, %_ZN8pybind116
   %591 = getelementptr inbounds nuw i8, ptr %588, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %591, i8 0, i64 32, i1 false), !noalias !105
   %592 = getelementptr inbounds nuw i8, ptr %588, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %592, i8 0, i64 83, i1 false), !noalias !105
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %592, i8 0, i64 83, i1 false), !noalias !105
   store ptr %588, ptr %32, align 8, !alias.scope !105
   %593 = getelementptr inbounds nuw i8, ptr %588, i64 56
   store ptr @_ZZ28test_submodule_call_policiesRN8pybind117module_EEN6Parent14staticFunctionEPS2_, ptr %593, align 8
@@ -3374,7 +3374,7 @@ _ZN8pybind116class_IZ28test_submodule_call_policiesRNS_7module_EE6ParentJEED2Ev.
   %720 = getelementptr inbounds nuw i8, ptr %717, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %720, i8 0, i64 32, i1 false), !noalias !132
   %721 = getelementptr inbounds nuw i8, ptr %717, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %721, i8 0, i64 83, i1 false), !noalias !132
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %721, i8 0, i64 83, i1 false), !noalias !132
   store ptr %717, ptr %27, align 8, !alias.scope !132
   %722 = getelementptr inbounds nuw i8, ptr %717, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ28test_submodule_call_policiesRNS_7module_EE3$_1vJPZ28test_submodule_call_policiesS3_E6ParentPZ28test_submodule_call_policiesS3_E5ChildEJNS_4nameENS_5scopeENS_7siblingENS_10keep_aliveILm1ELm2EEEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESR_", ptr %722, align 8
@@ -3565,7 +3565,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i: ; preds = %_ZNKR8pybind
   %781 = getelementptr inbounds nuw i8, ptr %778, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %781, i8 0, i64 32, i1 false), !noalias !145
   %782 = getelementptr inbounds nuw i8, ptr %778, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %782, i8 0, i64 83, i1 false), !noalias !145
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %782, i8 0, i64 83, i1 false), !noalias !145
   store ptr %778, ptr %23, align 8, !alias.scope !145
   %783 = getelementptr inbounds nuw i8, ptr %778, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ28test_submodule_call_policiesRNS_7module_EE3$_2vJEJNS_4nameENS_5scopeENS_7siblingENS_10keep_aliveILm0ELm1EEEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESN_", ptr %783, align 8
@@ -3871,7 +3871,7 @@ _ZN8pybind116class_IZ28test_submodule_call_policiesRNS_7module_EE8ParentGCJZ28te
   %882 = getelementptr inbounds nuw i8, ptr %879, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %882, i8 0, i64 32, i1 false), !noalias !158
   %883 = getelementptr inbounds nuw i8, ptr %879, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %883, i8 0, i64 83, i1 false), !noalias !158
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %883, i8 0, i64 83, i1 false), !noalias !158
   store ptr %879, ptr %18, align 8, !alias.scope !158
   %884 = getelementptr inbounds nuw i8, ptr %879, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IZ28test_submodule_call_policiesRNS_7module_EE8ParentGCJZ28test_submodule_call_policiesS9_E6ParentEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSE_DpRKT0_EUlRNS2_16value_and_holderEE_vJSN_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSE_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES14_, ptr %884, align 8
@@ -4079,7 +4079,7 @@ _ZN8pybind116class_IZ28test_submodule_call_policiesRNS_7module_EE8ParentGCJZ28te
   %950 = getelementptr inbounds nuw i8, ptr %947, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %950, i8 0, i64 32, i1 false), !noalias !171
   %951 = getelementptr inbounds nuw i8, ptr %947, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %951, i8 0, i64 83, i1 false), !noalias !171
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %951, i8 0, i64 83, i1 false), !noalias !171
   store ptr %947, ptr %14, align 8, !alias.scope !171
   %952 = getelementptr inbounds nuw i8, ptr %947, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ28test_submodule_call_policiesRNS_7module_EE3$_3NSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEJEJNS_4nameENS_5scopeENS_7siblingENS_10call_guardIJ11CustomGuard14DependentGuardEEEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESV_", ptr %952, align 8
@@ -4270,7 +4270,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i238: ; preds = %_ZNKR8pyb
   %1011 = getelementptr inbounds nuw i8, ptr %1008, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1011, i8 0, i64 32, i1 false), !noalias !184
   %1012 = getelementptr inbounds nuw i8, ptr %1008, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1012, i8 0, i64 83, i1 false), !noalias !184
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1012, i8 0, i64 83, i1 false), !noalias !184
   store ptr %1008, ptr %10, align 8, !alias.scope !184
   %1013 = getelementptr inbounds nuw i8, ptr %1008, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ28test_submodule_call_policiesRNS_7module_EE3$_4NSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEJEJNS_4nameENS_5scopeENS_7siblingENS_10call_guardIJ14DependentGuard11CustomGuardEEEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESV_", ptr %1013, align 8
@@ -4461,7 +4461,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i257: ; preds = %_ZNKR8pyb
   %1072 = getelementptr inbounds nuw i8, ptr %1069, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1072, i8 0, i64 32, i1 false), !noalias !197
   %1073 = getelementptr inbounds nuw i8, ptr %1069, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1073, i8 0, i64 83, i1 false), !noalias !197
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1073, i8 0, i64 83, i1 false), !noalias !197
   store ptr %1069, ptr %6, align 8, !alias.scope !197
   %1074 = getelementptr inbounds nuw i8, ptr %1069, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIRZ28test_submodule_call_policiesRNS_7module_EE3$_5PKcJEJNS_4nameENS_5scopeENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESO_", ptr %1074, align 8
@@ -4652,7 +4652,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i273: ; preds = %_ZNKR8pyb
   %1133 = getelementptr inbounds nuw i8, ptr %1130, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1133, i8 0, i64 32, i1 false), !noalias !210
   %1134 = getelementptr inbounds nuw i8, ptr %1130, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1134, i8 0, i64 83, i1 false), !noalias !210
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1134, i8 0, i64 83, i1 false), !noalias !210
   store ptr %1130, ptr %2, align 8, !alias.scope !210
   %1135 = getelementptr inbounds nuw i8, ptr %1130, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIRZ28test_submodule_call_policiesRNS_7module_EE3$_5PKcJEJNS_4nameENS_5scopeENS_7siblingENS_10call_guardIJNS_18gil_scoped_releaseEEEEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESR_", ptr %1135, align 8
@@ -4925,7 +4925,7 @@ define internal fastcc noundef nonnull align 8 dereferenceable(8) ptr @_ZN8pybin
   %21 = getelementptr inbounds nuw i8, ptr %18, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 32, i1 false), !noalias !223
   %22 = getelementptr inbounds nuw i8, ptr %18, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %22, i8 0, i64 83, i1 false), !noalias !223
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %22, i8 0, i64 83, i1 false), !noalias !223
   store ptr %18, ptr %3, align 8, !alias.scope !223
   %23 = getelementptr inbounds nuw i8, ptr %18, i64 56
   store i64 %.0.val, ptr %23, align 8
@@ -5193,7 +5193,7 @@ define linkonce_odr hidden noundef nonnull align 8 dereferenceable(8) ptr @_ZN8p
   %23 = getelementptr inbounds nuw i8, ptr %20, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %23, i8 0, i64 32, i1 false), !noalias !236
   %24 = getelementptr inbounds nuw i8, ptr %20, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %24, i8 0, i64 83, i1 false), !noalias !236
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %24, i8 0, i64 83, i1 false), !noalias !236
   store ptr %20, ptr %4, align 8, !alias.scope !236
   %25 = getelementptr inbounds nuw i8, ptr %20, i64 56
   store ptr %8, ptr %25, align 8
@@ -5408,7 +5408,7 @@ define linkonce_odr hidden noundef nonnull align 8 dereferenceable(8) ptr @_ZN8p
   %24 = getelementptr inbounds nuw i8, ptr %21, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %24, i8 0, i64 32, i1 false), !noalias !249
   %25 = getelementptr inbounds nuw i8, ptr %21, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %25, i8 0, i64 83, i1 false), !noalias !249
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %25, i8 0, i64 83, i1 false), !noalias !249
   store ptr %21, ptr %5, align 8, !alias.scope !249
   %26 = getelementptr inbounds nuw i8, ptr %21, i64 56
   store ptr %9, ptr %26, align 8
@@ -5903,7 +5903,7 @@ _ZN8pybind116objectD2Ev.exit48:                   ; preds = %_ZN8pybind116detail
 
 61:                                               ; preds = %58
   %62 = getelementptr inbounds nuw i8, ptr %60, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(472) %62, i8 0, i64 432, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(432) %62, i8 0, i64 432, i1 false)
   %63 = getelementptr inbounds nuw i8, ptr %60, i64 48
   store ptr %63, ptr %60, align 8
   %64 = getelementptr inbounds nuw i8, ptr %60, i64 8
@@ -13357,7 +13357,7 @@ _ZN8pybind117capsuleD2Ev.exit.thread:             ; preds = %_ZL19_PyObject_Type
   %559 = getelementptr inbounds nuw i8, ptr %45, i64 104
   store ptr %557, ptr %559, align 8
   %560 = getelementptr inbounds nuw i8, ptr %557, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %560, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %560, i8 0, i64 16, i1 false)
   %561 = load ptr, ptr %45, align 8
   store ptr %561, ptr %557, align 8
   %562 = getelementptr inbounds nuw i8, ptr %557, i64 8
diff --git a/bench/pybind11/optimized/test_custom_type_casters.ll b/bench/pybind11/optimized/test_custom_type_casters.ll
index 190d0bed85b..5f7526f6cec 100644
--- a/bench/pybind11/optimized/test_custom_type_casters.ll
+++ b/bench/pybind11/optimized/test_custom_type_casters.ll
@@ -1673,7 +1673,7 @@ _ZN8pybind116class_IZ34test_submodule_custom_type_castersRNS_7module_EE12ArgInsp
   %137 = getelementptr inbounds nuw i8, ptr %134, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %137, i8 0, i64 32, i1 false), !noalias !14
   %138 = getelementptr inbounds nuw i8, ptr %134, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %138, i8 0, i64 83, i1 false), !noalias !14
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %138, i8 0, i64 83, i1 false), !noalias !14
   store ptr %134, ptr %60, align 8, !alias.scope !14
   %139 = getelementptr inbounds nuw i8, ptr %134, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IZ34test_submodule_custom_type_castersRNS_7module_EE12ArgInspectorJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEE_vJSM_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES13_, ptr %139, align 8
@@ -1889,7 +1889,7 @@ _ZNK8pybind113argaSI17ArgAlwaysConvertsEENS_5arg_vEOT_.exit: ; preds = %192, %19
   %209 = getelementptr inbounds nuw i8, ptr %206, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %209, i8 0, i64 32, i1 false), !noalias !33
   %210 = getelementptr inbounds nuw i8, ptr %206, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %210, i8 0, i64 83, i1 false), !noalias !33
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %210, i8 0, i64 83, i1 false), !noalias !33
   store ptr %206, ptr %56, align 8, !alias.scope !33
   %211 = getelementptr inbounds nuw i8, ptr %206, i64 56
   store i64 ptrtoint (ptr @_ZZ34test_submodule_custom_type_castersRN8pybind117module_EEN12ArgInspector1fE13ArgInspector117ArgAlwaysConverts to i64), ptr %211, align 8
@@ -2184,7 +2184,7 @@ _ZNK8pybind113argaSI17ArgAlwaysConvertsEENS_5arg_vEOT_.exit64: ; preds = %281, %
   %298 = getelementptr inbounds nuw i8, ptr %295, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %298, i8 0, i64 32, i1 false), !noalias !61
   %299 = getelementptr inbounds nuw i8, ptr %295, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %299, i8 0, i64 83, i1 false), !noalias !61
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %299, i8 0, i64 83, i1 false), !noalias !61
   store ptr %295, ptr %51, align 8, !alias.scope !61
   %300 = getelementptr inbounds nuw i8, ptr %295, i64 56
   store i64 ptrtoint (ptr @_ZZ34test_submodule_custom_type_castersRN8pybind117module_EEN12ArgInspector1gB5cxx11ERK13ArgInspector1S5_iP13ArgInspector217ArgAlwaysConverts to i64), ptr %300, align 8
@@ -2992,7 +2992,7 @@ _ZNK8pybind113argaSI17ArgAlwaysConvertsEENS_5arg_vEOT_.exit125: ; preds = %524,
   %541 = getelementptr inbounds nuw i8, ptr %538, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %541, i8 0, i64 32, i1 false), !noalias !113
   %542 = getelementptr inbounds nuw i8, ptr %538, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %542, i8 0, i64 83, i1 false), !noalias !113
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %542, i8 0, i64 83, i1 false), !noalias !113
   store ptr %538, ptr %34, align 8, !alias.scope !113
   %543 = getelementptr inbounds nuw i8, ptr %538, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_0NSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEJRK13ArgInspector2RK13ArgInspector117ArgAlwaysConvertsEJNS_4nameENS_5scopeENS_7siblingENS_3argENS_5arg_vESM_EEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeES10_", ptr %543, align 8
@@ -3245,7 +3245,7 @@ _ZN8pybind115arg_vD2Ev.exit149:                   ; preds = %_ZN8pybind115arg_vD
   %620 = getelementptr inbounds nuw i8, ptr %617, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %620, i8 0, i64 32, i1 false), !noalias !126
   %621 = getelementptr inbounds nuw i8, ptr %617, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %621, i8 0, i64 83, i1 false), !noalias !126
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %621, i8 0, i64 83, i1 false), !noalias !126
   store ptr %617, ptr %30, align 8, !alias.scope !126
   %622 = getelementptr inbounds nuw i8, ptr %617, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_1dJdEJNS_4nameENS_5scopeENS_7siblingENS_3argEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESM_", ptr %622, align 8
@@ -3443,7 +3443,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i163: ; preds = %_ZNKR8pyb
   %682 = getelementptr inbounds nuw i8, ptr %679, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %682, i8 0, i64 32, i1 false), !noalias !139
   %683 = getelementptr inbounds nuw i8, ptr %679, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %683, i8 0, i64 83, i1 false), !noalias !139
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %683, i8 0, i64 83, i1 false), !noalias !139
   store ptr %679, ptr %26, align 8, !alias.scope !139
   %684 = getelementptr inbounds nuw i8, ptr %679, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_2dJdEJNS_4nameENS_5scopeENS_7siblingENS_3argEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESM_", ptr %684, align 8
@@ -3641,7 +3641,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i182: ; preds = %_ZNKR8pyb
   %744 = getelementptr inbounds nuw i8, ptr %741, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %744, i8 0, i64 32, i1 false), !noalias !152
   %745 = getelementptr inbounds nuw i8, ptr %741, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %745, i8 0, i64 83, i1 false), !noalias !152
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %745, i8 0, i64 83, i1 false), !noalias !152
   store ptr %741, ptr %22, align 8, !alias.scope !152
   %746 = getelementptr inbounds nuw i8, ptr %741, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_3iJiEJNS_4nameENS_5scopeENS_7siblingENS_3argEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESM_", ptr %746, align 8
@@ -3839,7 +3839,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i202: ; preds = %_ZNKR8pyb
   %806 = getelementptr inbounds nuw i8, ptr %803, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %806, i8 0, i64 32, i1 false), !noalias !165
   %807 = getelementptr inbounds nuw i8, ptr %803, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %807, i8 0, i64 83, i1 false), !noalias !165
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %807, i8 0, i64 83, i1 false), !noalias !165
   store ptr %803, ptr %18, align 8, !alias.scope !165
   %808 = getelementptr inbounds nuw i8, ptr %803, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_4iJiEJNS_4nameENS_5scopeENS_7siblingENS_3argEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESM_", ptr %808, align 8
@@ -4034,7 +4034,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i222: ; preds = %_ZNKR8pyb
   %867 = getelementptr inbounds nuw i8, ptr %864, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %867, i8 0, i64 32, i1 false), !noalias !178
   %868 = getelementptr inbounds nuw i8, ptr %864, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %868, i8 0, i64 83, i1 false), !noalias !178
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %868, i8 0, i64 83, i1 false), !noalias !178
   store ptr %864, ptr %14, align 8, !alias.scope !178
   %869 = getelementptr inbounds nuw i8, ptr %864, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_5P17DestructionTesterJEJNS_4nameENS_5scopeENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESN_", ptr %869, align 8
@@ -4225,7 +4225,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i238: ; preds = %_ZNKR8pyb
   %928 = getelementptr inbounds nuw i8, ptr %925, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %928, i8 0, i64 32, i1 false), !noalias !191
   %929 = getelementptr inbounds nuw i8, ptr %925, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %929, i8 0, i64 80, i1 false), !noalias !191
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(80) %929, i8 0, i64 80, i1 false), !noalias !191
   store ptr %925, ptr %10, align 8, !alias.scope !191
   %930 = getelementptr inbounds nuw i8, ptr %925, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_6P17DestructionTesterJEJNS_4nameENS_5scopeENS_7siblingENS_19return_value_policyEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESO_", ptr %930, align 8
@@ -4420,7 +4420,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i257: ; preds = %_ZNKR8pyb
   %991 = getelementptr inbounds nuw i8, ptr %988, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %991, i8 0, i64 32, i1 false), !noalias !204
   %992 = getelementptr inbounds nuw i8, ptr %988, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %992, i8 0, i64 80, i1 false), !noalias !204
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(80) %992, i8 0, i64 80, i1 false), !noalias !204
   store ptr %988, ptr %6, align 8, !alias.scope !204
   %993 = getelementptr inbounds nuw i8, ptr %988, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_7PK17DestructionTesterJEJNS_4nameENS_5scopeENS_7siblingENS_19return_value_policyEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESP_", ptr %993, align 8
@@ -4618,7 +4618,7 @@ _ZN8pybind117module_10add_objectEPKcNS_6handleEb.exit.i276: ; preds = %_ZNKR8pyb
   %1055 = getelementptr inbounds nuw i8, ptr %1052, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1055, i8 0, i64 32, i1 false), !noalias !217
   %1056 = getelementptr inbounds nuw i8, ptr %1052, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1056, i8 0, i64 83, i1 false), !noalias !217
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1056, i8 0, i64 83, i1 false), !noalias !217
   store ptr %1052, ptr %2, align 8, !alias.scope !217
   %1057 = getelementptr inbounds nuw i8, ptr %1052, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ34test_submodule_custom_type_castersRNS_7module_EE3$_8N9other_lib6MyTypeEJS6_EJNS_4nameENS_5scopeENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESN_", ptr %1057, align 8
@@ -5629,7 +5629,7 @@ _ZN8pybind116objectD2Ev.exit48:                   ; preds = %_ZN8pybind116detail
 
 61:                                               ; preds = %58
   %62 = getelementptr inbounds nuw i8, ptr %60, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(472) %62, i8 0, i64 432, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(432) %62, i8 0, i64 432, i1 false)
   %63 = getelementptr inbounds nuw i8, ptr %60, i64 48
   store ptr %63, ptr %60, align 8
   %64 = getelementptr inbounds nuw i8, ptr %60, i64 8
@@ -13080,7 +13080,7 @@ _ZN8pybind117capsuleD2Ev.exit.thread:             ; preds = %_ZL19_PyObject_Type
   %559 = getelementptr inbounds nuw i8, ptr %45, i64 104
   store ptr %557, ptr %559, align 8
   %560 = getelementptr inbounds nuw i8, ptr %557, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %560, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %560, i8 0, i64 16, i1 false)
   %561 = load ptr, ptr %45, align 8
   store ptr %561, ptr %557, align 8
   %562 = getelementptr inbounds nuw i8, ptr %557, i64 8
@@ -31341,7 +31341,7 @@ define linkonce_odr hidden void @_ZN8pybind1112cpp_function10initializeIRPF13Arg
   %13 = getelementptr inbounds nuw i8, ptr %10, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %13, i8 0, i64 32, i1 false), !noalias !732
   %14 = getelementptr inbounds nuw i8, ptr %10, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %14, i8 0, i64 83, i1 false), !noalias !732
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %14, i8 0, i64 83, i1 false), !noalias !732
   store ptr %10, ptr %9, align 8, !alias.scope !732
   %15 = getelementptr inbounds nuw i8, ptr %10, i64 56
   %16 = load ptr, ptr %1, align 8
@@ -35750,7 +35750,7 @@ define linkonce_odr hidden void @_ZN8pybind1112cpp_function10initializeIRPFR16Co
   %12 = getelementptr inbounds nuw i8, ptr %9, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 32, i1 false), !noalias !941
   %13 = getelementptr inbounds nuw i8, ptr %9, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %13, i8 0, i64 80, i1 false), !noalias !941
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(80) %13, i8 0, i64 80, i1 false), !noalias !941
   store ptr %9, ptr %8, align 8, !alias.scope !941
   %14 = getelementptr inbounds nuw i8, ptr %9, i64 56
   %15 = load ptr, ptr %1, align 8
@@ -37528,7 +37528,7 @@ _ZNKSt10_HashtableISt10type_indexSt4pairIKS0_16ConstructorStatsESaIS4_ENSt8__det
   store i64 %23, ptr %22, align 8
   %24 = getelementptr inbounds nuw i8, ptr %21, i64 16
   %25 = getelementptr inbounds nuw i8, ptr %21, i64 48
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %25, i8 0, i64 72, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %25, i8 0, i64 72, i1 false)
   %26 = getelementptr inbounds nuw i8, ptr %21, i64 64
   store ptr %26, ptr %24, align 8
   %27 = getelementptr inbounds nuw i8, ptr %21, i64 24
diff --git a/bench/pybind11/optimized/test_pickling.ll b/bench/pybind11/optimized/test_pickling.ll
index 3f25923c4cd..b49b9159955 100644
--- a/bench/pybind11/optimized/test_pickling.ll
+++ b/bench/pybind11/optimized/test_pickling.ll
@@ -1592,7 +1592,7 @@ define hidden void @_ZN19exercise_trampoline4wrapEN8pybind117module_E(ptr nounde
   %39 = getelementptr inbounds nuw i8, ptr %36, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %39, i8 0, i64 32, i1 false), !noalias !14
   %40 = getelementptr inbounds nuw i8, ptr %36, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %40, i8 0, i64 83, i1 false), !noalias !14
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %40, i8 0, i64 83, i1 false), !noalias !14
   store ptr %36, ptr %14, align 8, !alias.scope !14
   %41 = getelementptr inbounds nuw i8, ptr %36, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZN19exercise_trampoline4wrapENS_7module_EE3$_0NS_5tupleEJRKNS_6objectEEJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESP_", ptr %41, align 8
@@ -1773,7 +1773,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i:                 ; preds = %65, %_ZN8pybind116o
   %97 = getelementptr inbounds nuw i8, ptr %94, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %97, i8 0, i64 32, i1 false), !noalias !27
   %98 = getelementptr inbounds nuw i8, ptr %94, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %98, i8 0, i64 83, i1 false), !noalias !27
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %98, i8 0, i64 83, i1 false), !noalias !27
   store ptr %94, ptr %10, align 8, !alias.scope !27
   %99 = getelementptr inbounds nuw i8, ptr %94, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZNOS_6detail8initimpl14pickle_factoryIZN19exercise_trampoline4wrapENS_7module_EE3$_0ZNS5_4wrapES6_E3$_1FNS_5tupleERKNS_6objectEEFSt4pairISt10unique_ptrINS5_10SimpleBaseESt14default_deleteISG_EENS_4dictEERKS9_EE7executeINS_6class_ISG_JNS5_20SimpleBaseTrampolineEEEEJEEEvRT_DpRKT0_EUlRNS2_16value_and_holderESN_E_vJS11_SN_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSU_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES1I_", ptr %99, align 8
@@ -1977,7 +1977,7 @@ _ZN8pybind116class_IN19exercise_trampoline10SimpleBaseEJNS1_20SimpleBaseTrampoli
   %164 = getelementptr inbounds nuw i8, ptr %161, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %164, i8 0, i64 32, i1 false), !noalias !40
   %165 = getelementptr inbounds nuw i8, ptr %161, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %165, i8 0, i64 83, i1 false), !noalias !40
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %165, i8 0, i64 83, i1 false), !noalias !40
   store ptr %161, ptr %6, align 8, !alias.scope !40
   %166 = getelementptr inbounds nuw i8, ptr %161, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZN19exercise_trampoline4wrapENS_7module_EE3$_2St10unique_ptrINS2_10SimpleBaseESt14default_deleteIS6_EEJEJNS_4nameENS_5scopeENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESQ_", ptr %166, align 8
@@ -2172,7 +2172,7 @@ common.resume:                                    ; preds = %269, %270, %208, %2
   %225 = getelementptr inbounds nuw i8, ptr %222, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %225, i8 0, i64 32, i1 false), !noalias !53
   %226 = getelementptr inbounds nuw i8, ptr %222, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %226, i8 0, i64 83, i1 false), !noalias !53
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %226, i8 0, i64 83, i1 false), !noalias !53
   store ptr %222, ptr %2, align 8, !alias.scope !53
   %227 = getelementptr inbounds nuw i8, ptr %222, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZN19exercise_trampoline4wrapENS_7module_EE3$_3bJPKNS2_10SimpleBaseEEJNS_4nameENS_5scopeENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESO_", ptr %227, align 8
@@ -2804,7 +2804,7 @@ define hidden void @_Z23test_submodule_picklingRN8pybind117module_E(ptr noundef
   %95 = getelementptr inbounds nuw i8, ptr %92, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %95, i8 0, i64 32, i1 false), !noalias !67
   %96 = getelementptr inbounds nuw i8, ptr %92, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %96, i8 0, i64 83, i1 false), !noalias !67
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %96, i8 0, i64 83, i1 false), !noalias !67
   store ptr %92, ptr %72, align 8, !alias.scope !67
   %97 = getelementptr inbounds nuw i8, ptr %92, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ23test_submodule_picklingRNS_7module_EE3$_0iJEJNS_4nameENS_5scopeENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESL_", ptr %97, align 8
@@ -3107,7 +3107,7 @@ _ZN8pybind116class_IZ23test_submodule_picklingRNS_7module_EE10PickleableJEEC2IJE
   %193 = getelementptr inbounds nuw i8, ptr %190, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %193, i8 0, i64 32, i1 false), !noalias !80
   %194 = getelementptr inbounds nuw i8, ptr %190, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %194, i8 0, i64 83, i1 false), !noalias !80
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %194, i8 0, i64 83, i1 false), !noalias !80
   store ptr %190, ptr %67, align 8, !alias.scope !80
   %195 = getelementptr inbounds nuw i8, ptr %190, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEE7executeINS_6class_IZ23test_submodule_picklingRNS_7module_EE10PickleableJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSJ_DpRKT0_EUlRNS2_16value_and_holderESA_E_vJSS_SA_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSJ_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES19_, ptr %195, align 8
@@ -3288,7 +3288,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i:                 ; preds = %219, %_ZN8pybind116
   %252 = getelementptr inbounds nuw i8, ptr %249, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %252, i8 0, i64 32, i1 false), !noalias !93
   %253 = getelementptr inbounds nuw i8, ptr %249, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %253, i8 0, i64 83, i1 false), !noalias !93
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %253, i8 0, i64 83, i1 false), !noalias !93
   store ptr %249, ptr %63, align 8, !alias.scope !93
   %254 = getelementptr inbounds nuw i8, ptr %249, i64 56
   store i64 ptrtoint (ptr @_ZZ23test_submodule_picklingRN8pybind117module_EENK10Pickleable5valueB5cxx11Ev to i64), ptr %254, align 8
@@ -3487,7 +3487,7 @@ _ZN8pybind114noneD2Ev.exit.i58:                   ; preds = %279, %_ZN8pybind116
   %320 = getelementptr inbounds nuw i8, ptr %317, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %320, i8 0, i64 32, i1 false), !noalias !106
   %321 = getelementptr inbounds nuw i8, ptr %317, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %321, i8 0, i64 83, i1 false), !noalias !106
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %321, i8 0, i64 83, i1 false), !noalias !106
   store ptr %317, ptr %59, align 8, !alias.scope !106
   %322 = getelementptr inbounds nuw i8, ptr %317, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ23test_submodule_picklingRNS_7module_EE3$_1NS_5tupleEJRKZ23test_submodule_picklingS3_E10PickleableEJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESP_", ptr %322, align 8
@@ -4041,7 +4041,7 @@ _ZNSt8functionIFvP15_heaptypeobjectEED2Ev.exit.i.i93: ; preds = %462, %459
   %495 = getelementptr inbounds nuw i8, ptr %492, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %495, i8 0, i64 32, i1 false), !noalias !131
   %496 = getelementptr inbounds nuw i8, ptr %492, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %496, i8 0, i64 83, i1 false), !noalias !131
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %496, i8 0, i64 83, i1 false), !noalias !131
   store ptr %492, ptr %47, align 8, !alias.scope !131
   %497 = getelementptr inbounds nuw i8, ptr %492, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEE7executeINS_6class_IZ23test_submodule_picklingRNS_7module_EE13PickleableNewJZ23test_submodule_picklingSF_E10PickleableEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSK_DpRKT0_EUlRNS2_16value_and_holderESA_E_vJST_SA_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSK_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES1A_, ptr %497, align 8
@@ -4222,7 +4222,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i110:              ; preds = %521, %_ZN8pybind116
   %554 = getelementptr inbounds nuw i8, ptr %551, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %554, i8 0, i64 32, i1 false), !noalias !144
   %555 = getelementptr inbounds nuw i8, ptr %551, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %555, i8 0, i64 83, i1 false), !noalias !144
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %555, i8 0, i64 83, i1 false), !noalias !144
   store ptr %551, ptr %43, align 8, !alias.scope !144
   %556 = getelementptr inbounds nuw i8, ptr %551, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ23test_submodule_picklingRNS_7module_EE3$_3NS_5tupleEJRKZ23test_submodule_picklingS3_E13PickleableNewEJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESP_", ptr %556, align 8
@@ -4403,7 +4403,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i125:              ; preds = %580, %_ZN8pybind116
   %612 = getelementptr inbounds nuw i8, ptr %609, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %612, i8 0, i64 32, i1 false), !noalias !157
   %613 = getelementptr inbounds nuw i8, ptr %609, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %613, i8 0, i64 83, i1 false), !noalias !157
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %613, i8 0, i64 83, i1 false), !noalias !157
   store ptr %609, ptr %39, align 8, !alias.scope !157
   %614 = getelementptr inbounds nuw i8, ptr %609, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZNOS_6detail8initimpl14pickle_factoryIZ23test_submodule_picklingRNS_7module_EE3$_3Z23test_submodule_picklingS6_E3$_4FNS_5tupleERKZ23test_submodule_picklingS6_E13PickleableNewEFSA_RKS9_EE7executeINS_6class_ISA_JZ23test_submodule_picklingS6_E10PickleableEEEJEEEvRT_DpRKT0_EUlRNS2_16value_and_holderESF_E_vJST_SF_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSM_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES1A_", ptr %614, align 8
@@ -4715,7 +4715,7 @@ _ZNSt8functionIFvP15_heaptypeobjectEED2Ev.exit.i.i138: ; preds = %683, %680
   %716 = getelementptr inbounds nuw i8, ptr %713, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %716, i8 0, i64 32, i1 false), !noalias !170
   %717 = getelementptr inbounds nuw i8, ptr %713, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %717, i8 0, i64 83, i1 false), !noalias !170
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %717, i8 0, i64 83, i1 false), !noalias !170
   store ptr %713, ptr %34, align 8, !alias.scope !170
   %718 = getelementptr inbounds nuw i8, ptr %713, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEE7executeINS_6class_IZ23test_submodule_picklingRNS_7module_EE18PickleableWithDictJEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSJ_DpRKT0_EUlRNS2_16value_and_holderESA_E_vJSS_SA_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSJ_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES19_, ptr %718, align 8
@@ -5356,7 +5356,7 @@ _ZN8pybind1112cpp_functionD2Ev.exit.i201:         ; preds = %892, %889, %_ZN8pyb
   %921 = getelementptr inbounds nuw i8, ptr %918, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %921, i8 0, i64 32, i1 false), !noalias !195
   %922 = getelementptr inbounds nuw i8, ptr %918, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %922, i8 0, i64 83, i1 false), !noalias !195
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %922, i8 0, i64 83, i1 false), !noalias !195
   store ptr %918, ptr %22, align 8, !alias.scope !195
   %923 = getelementptr inbounds nuw i8, ptr %918, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ23test_submodule_picklingRNS_7module_EE3$_5NS_5tupleEJRKNS_6objectEEJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESP_", ptr %923, align 8
@@ -5910,7 +5910,7 @@ _ZNSt8functionIFvP15_heaptypeobjectEED2Ev.exit.i.i262: ; preds = %1063, %1060
   %1096 = getelementptr inbounds nuw i8, ptr %1093, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1096, i8 0, i64 32, i1 false), !noalias !220
   %1097 = getelementptr inbounds nuw i8, ptr %1093, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1097, i8 0, i64 83, i1 false), !noalias !220
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1097, i8 0, i64 83, i1 false), !noalias !220
   store ptr %1093, ptr %10, align 8, !alias.scope !220
   %1098 = getelementptr inbounds nuw i8, ptr %1093, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEE7executeINS_6class_IZ23test_submodule_picklingRNS_7module_EE21PickleableWithDictNewJZ23test_submodule_picklingSF_E18PickleableWithDictEEEJETnNSt9enable_ifIXntsrT_9has_aliasEiE4typeELi0EEEvRSK_DpRKT0_EUlRNS2_16value_and_holderESA_E_vJST_SA_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSK_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES1A_, ptr %1098, align 8
@@ -6091,7 +6091,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i279:              ; preds = %1122, %_ZN8pybind11
   %1155 = getelementptr inbounds nuw i8, ptr %1152, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1155, i8 0, i64 32, i1 false), !noalias !233
   %1156 = getelementptr inbounds nuw i8, ptr %1152, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1156, i8 0, i64 83, i1 false), !noalias !233
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1156, i8 0, i64 83, i1 false), !noalias !233
   store ptr %1152, ptr %6, align 8, !alias.scope !233
   %1157 = getelementptr inbounds nuw i8, ptr %1152, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZ23test_submodule_picklingRNS_7module_EE3$_7NS_5tupleEJRKNS_6objectEEJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESP_", ptr %1157, align 8
@@ -6272,7 +6272,7 @@ _ZN8pybind114noneD2Ev.exit.i.i.i297:              ; preds = %1181, %_ZN8pybind11
   %1213 = getelementptr inbounds nuw i8, ptr %1210, i64 104
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1213, i8 0, i64 32, i1 false), !noalias !246
   %1214 = getelementptr inbounds nuw i8, ptr %1210, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %1214, i8 0, i64 83, i1 false), !noalias !246
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %1214, i8 0, i64 83, i1 false), !noalias !246
   store ptr %1210, ptr %2, align 8, !alias.scope !246
   %1215 = getelementptr inbounds nuw i8, ptr %1210, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZNOS_6detail8initimpl14pickle_factoryIZ23test_submodule_picklingRNS_7module_EE3$_7Z23test_submodule_picklingS6_E3$_8FNS_5tupleERKNS_6objectEEFSt4pairIZ23test_submodule_picklingS6_E21PickleableWithDictNewNS_4dictEERKS9_EE7executeINS_6class_ISF_JZ23test_submodule_picklingS6_E18PickleableWithDictEEEJEEEvRT_DpRKT0_EUlRNS2_16value_and_holderESJ_E_vJSX_SJ_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSQ_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES1E_", ptr %1215, align 8
@@ -6609,7 +6609,7 @@ define internal fastcc noundef nonnull align 8 dereferenceable(8) ptr @_ZN8pybin
   %21 = getelementptr inbounds nuw i8, ptr %18, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 32, i1 false), !noalias !259
   %22 = getelementptr inbounds nuw i8, ptr %18, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %22, i8 0, i64 83, i1 false), !noalias !259
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %22, i8 0, i64 83, i1 false), !noalias !259
   store ptr %18, ptr %3, align 8, !alias.scope !259
   %23 = getelementptr inbounds nuw i8, ptr %18, i64 56
   store i64 %.0.val, ptr %23, align 8
@@ -6815,7 +6815,7 @@ define internal fastcc noundef nonnull align 8 dereferenceable(8) ptr @_ZN8pybin
   %21 = getelementptr inbounds nuw i8, ptr %18, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 32, i1 false), !noalias !272
   %22 = getelementptr inbounds nuw i8, ptr %18, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %22, i8 0, i64 83, i1 false), !noalias !272
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %22, i8 0, i64 83, i1 false), !noalias !272
   store ptr %18, ptr %3, align 8, !alias.scope !272
   %23 = getelementptr inbounds nuw i8, ptr %18, i64 56
   store i64 %.0.val, ptr %23, align 8
@@ -7446,7 +7446,7 @@ _ZN8pybind116objectD2Ev.exit48:                   ; preds = %_ZN8pybind116detail
 
 61:                                               ; preds = %58
   %62 = getelementptr inbounds nuw i8, ptr %60, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(472) %62, i8 0, i64 432, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(432) %62, i8 0, i64 432, i1 false)
   %63 = getelementptr inbounds nuw i8, ptr %60, i64 48
   store ptr %63, ptr %60, align 8
   %64 = getelementptr inbounds nuw i8, ptr %60, i64 8
@@ -14900,7 +14900,7 @@ _ZN8pybind117capsuleD2Ev.exit.thread:             ; preds = %_ZL19_PyObject_Type
   %559 = getelementptr inbounds nuw i8, ptr %45, i64 104
   store ptr %557, ptr %559, align 8
   %560 = getelementptr inbounds nuw i8, ptr %557, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %560, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %560, i8 0, i64 16, i1 false)
   %561 = load ptr, ptr %45, align 8
   store ptr %561, ptr %557, align 8
   %562 = getelementptr inbounds nuw i8, ptr %557, i64 8
@@ -31220,7 +31220,7 @@ define linkonce_odr hidden void @_ZN8pybind1112cpp_functionC2IZNS_6detail8initim
   %11 = getelementptr inbounds nuw i8, ptr %8, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false), !noalias !705
   %12 = getelementptr inbounds nuw i8, ptr %8, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %12, i8 0, i64 83, i1 false), !noalias !705
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %12, i8 0, i64 83, i1 false), !noalias !705
   store ptr %8, ptr %7, align 8, !alias.scope !705
   %13 = getelementptr inbounds nuw i8, ptr %8, i64 48
   store ptr @_ZZN8pybind1112cpp_function10initializeIZNS_6detail8initimpl11constructorIJEE7executeINS_6class_IN19exercise_trampoline10SimpleBaseEJNS8_20SimpleBaseTrampolineEEEEJETnNSt9enable_ifIXaasrT_9has_aliassr3std16is_constructibleINSD_4typeEEE5valueEiE4typeELi0EEEvRSD_DpRKT0_EUlRNS2_16value_and_holderEE_vJSN_EJNS_4nameENS_9is_methodENS_7siblingENS2_24is_new_style_constructorEEEEvOSD_PFT0_DpT1_EDpRKT2_ENUlRNS2_13function_callEE_8__invokeES14_, ptr %13, align 8
@@ -37834,7 +37834,7 @@ define internal noundef nonnull ptr @"_ZZN8pybind1112cpp_function10initializeIRZ
   %22 = getelementptr inbounds nuw i8, ptr %19, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %22, i8 0, i64 32, i1 false), !noalias !916
   %23 = getelementptr inbounds nuw i8, ptr %19, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %23, i8 0, i64 83, i1 false), !noalias !916
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %23, i8 0, i64 83, i1 false), !noalias !916
   store ptr %19, ptr %2, align 8, !alias.scope !916
   %24 = getelementptr inbounds nuw i8, ptr %19, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZZ23test_submodule_picklingRNS_7module_EENK3$_2clEvEUlRZ23test_submodule_picklingS3_E10PickleableRKNS_5tupleEE_vJS6_S9_EJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESR_", ptr %24, align 8
@@ -42032,7 +42032,7 @@ define internal noundef nonnull ptr @"_ZZN8pybind1112cpp_function10initializeIRZ
   %22 = getelementptr inbounds nuw i8, ptr %19, i64 104
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %22, i8 0, i64 32, i1 false), !noalias !1046
   %23 = getelementptr inbounds nuw i8, ptr %19, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(91) %23, i8 0, i64 83, i1 false), !noalias !1046
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(83) %23, i8 0, i64 83, i1 false), !noalias !1046
   store ptr %19, ptr %2, align 8, !alias.scope !1046
   %24 = getelementptr inbounds nuw i8, ptr %19, i64 48
   store ptr @"_ZZN8pybind1112cpp_function10initializeIZZ23test_submodule_picklingRNS_7module_EENK3$_6clEvEUlRKNS_6objectERKNS_5tupleEE_vJS7_SA_EJNS_4nameENS_9is_methodENS_7siblingEEEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeESS_", ptr %24, align 8
diff --git a/bench/raylib/optimized/raudio.ll b/bench/raylib/optimized/raudio.ll
index bcee80c2d08..22bd7b4c4c0 100644
--- a/bench/raylib/optimized/raudio.ll
+++ b/bench/raylib/optimized/raudio.ll
@@ -8924,7 +8924,7 @@ define hidden void @ma_resampler_config_init(ptr dead_on_unwind noalias writable
 
 7:                                                ; preds = %6
   %8 = getelementptr inbounds nuw i8, ptr %0, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %8, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 32, i1 false)
   br label %9
 
 9:                                                ; preds = %6, %7
@@ -9335,7 +9335,7 @@ ma_mutex_init.exit.thread:                        ; preds = %ma_channel_map_copy
 
 203:                                              ; preds = %190
   %204 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(296) %204, i8 0, i64 272, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(272) %204, i8 0, i64 272, i1 false)
   %205 = load ptr, ptr %76, align 8
   store ptr %205, ptr %4, align 8
   %206 = load i32, ptr %146, align 8
@@ -9368,7 +9368,7 @@ ma_mutex_init.exit.thread:                        ; preds = %ma_channel_map_copy
   %storemerge = select i1 %225, i32 3, i32 %223
   store i32 %storemerge, ptr %224, align 8
   %226 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(296) %226, i8 0, i64 272, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(272) %226, i8 0, i64 272, i1 false)
   %227 = load ptr, ptr %82, align 8
   store ptr %227, ptr %5, align 8
   %228 = load i32, ptr %118, align 8
@@ -20210,7 +20210,7 @@ define hidden void @ma_lpf_config_init(ptr dead_on_unwind noalias writable write
 
 7:                                                ; preds = %6
   %8 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   br label %9
 
 9:                                                ; preds = %6, %7
@@ -21741,7 +21741,7 @@ define hidden void @ma_hpf1_config_init(ptr dead_on_unwind noalias writable writ
 
 6:                                                ; preds = %5
   %7 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   br label %8
 
 8:                                                ; preds = %5, %6
@@ -22730,7 +22730,7 @@ define hidden void @ma_hpf_config_init(ptr dead_on_unwind noalias writable write
 
 7:                                                ; preds = %6
   %8 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   br label %9
 
 9:                                                ; preds = %6, %7
@@ -24646,7 +24646,7 @@ define hidden void @ma_bpf_config_init(ptr dead_on_unwind noalias writable write
 
 7:                                                ; preds = %6
   %8 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   br label %9
 
 9:                                                ; preds = %6, %7
@@ -37103,7 +37103,7 @@ define hidden void @ma_channel_converter_config_init(ptr dead_on_unwind noalias
 
 8:                                                ; preds = %7
   %9 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %9, i8 0, i64 40, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %9, i8 0, i64 40, i1 false)
   br label %10
 
 10:                                               ; preds = %7, %8
@@ -40493,7 +40493,7 @@ define hidden void @ma_data_converter_config_init(ptr dead_on_unwind noalias wri
 
 8:                                                ; preds = %7
   %9 = getelementptr inbounds nuw i8, ptr %0, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(120) %9, i8 0, i64 96, i1 false), !alias.scope !184
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %9, i8 0, i64 96, i1 false), !alias.scope !184
   br label %ma_data_converter_config_init_default.exit
 
 ma_data_converter_config_init_default.exit:       ; preds = %7, %8
@@ -47593,7 +47593,7 @@ define hidden void @ma_audio_buffer_config_init(ptr dead_on_unwind noalias writa
 
 7:                                                ; preds = %6
   %8 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %8, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   br label %9
 
 9:                                                ; preds = %6, %7
@@ -48544,7 +48544,7 @@ define hidden range(i32 -2, 1) i32 @ma_paged_audio_buffer_data_init(i32 noundef
 
 5:                                                ; preds = %3
   %6 = getelementptr inbounds nuw i8, ptr %2, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   store i32 %0, ptr %2, align 8
   %7 = getelementptr inbounds nuw i8, ptr %2, i64 4
   store i32 %1, ptr %7, align 4
@@ -50612,7 +50612,7 @@ define hidden void @ma_decoder_config_init(ptr dead_on_unwind noalias writable w
 
 5:                                                ; preds = %4
   %6 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(144) %6, i8 0, i64 136, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(136) %6, i8 0, i64 136, i1 false)
   br label %7
 
 7:                                                ; preds = %4, %5
@@ -50639,7 +50639,7 @@ define hidden void @ma_decoder_config_init_default(ptr dead_on_unwind noalias wr
 
 2:                                                ; preds = %1
   %3 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(144) %3, i8 0, i64 136, i1 false), !alias.scope !200
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(136) %3, i8 0, i64 136, i1 false), !alias.scope !200
   br label %ma_decoder_config_init.exit
 
 ma_decoder_config_init.exit:                      ; preds = %1, %2
@@ -51270,7 +51270,7 @@ ma_data_source_get_data_format.exit.thread.i:     ; preds = %18, %13, %2
   %.sroa.7.0..sroa_idx.i = getelementptr inbounds nuw i8, ptr %7, i64 24
   %.sroa.9.0..sroa_idx.i = getelementptr inbounds nuw i8, ptr %7, i64 44
   %40 = getelementptr inbounds nuw i8, ptr %7, i64 48
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(20) %40, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %40, i8 0, i64 16, i1 false)
   %.sroa.10.0..sroa_idx.i = getelementptr inbounds nuw i8, ptr %7, i64 68
   store i32 0, ptr %.sroa.10.0..sroa_idx.i, align 4
   store i32 %21, ptr %7, align 8
@@ -54046,7 +54046,7 @@ define hidden void @ma_encoder_config_init(ptr dead_on_unwind noalias writable w
 
 6:                                                ; preds = %5
   %7 = getelementptr inbounds nuw i8, ptr %0, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %7, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 32, i1 false)
   br label %8
 
 8:                                                ; preds = %5, %6
@@ -54895,7 +54895,7 @@ define hidden range(i32 0, 2) i32 @drwav_init(ptr noundef %0, ptr noundef %1, pt
 
 9:                                                ; preds = %5
   %10 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %10, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %10, i8 0, i64 392, i1 false)
   store ptr %1, ptr %0, align 8
   %11 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr %2, ptr %11, align 8
@@ -54958,7 +54958,7 @@ define hidden range(i32 0, 2) i32 @drwav_init_ex(ptr noundef %0, ptr noundef %1,
 
 12:                                               ; preds = %8
   %13 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %13, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %13, i8 0, i64 392, i1 false)
   store ptr %1, ptr %0, align 8
   %14 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr %2, ptr %14, align 8
@@ -57292,7 +57292,7 @@ define hidden range(i32 0, 2) i32 @drwav_init_with_metadata(ptr noundef %0, ptr
 
 10:                                               ; preds = %6
   %11 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %11, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %11, i8 0, i64 392, i1 false)
   store ptr %1, ptr %0, align 8
   %12 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr %2, ptr %12, align 8
@@ -58139,7 +58139,7 @@ drwav_fopen.exit.i:                               ; preds = %5
 
 9:                                                ; preds = %drwav_fopen.exit.i
   %10 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %10, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %10, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %0, align 8
   %11 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_stdio, ptr %11, align 8
@@ -58212,7 +58212,7 @@ drwav_fopen.exit:                                 ; preds = %8
 
 12:                                               ; preds = %drwav_fopen.exit
   %13 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %13, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %13, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %0, align 8
   %14 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_stdio, ptr %14, align 8
@@ -58284,7 +58284,7 @@ define hidden range(i32 0, 2) i32 @drwav_init_file_w(ptr noundef %0, ptr noundef
 
 9:                                                ; preds = %6
   %10 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %10, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %10, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %0, align 8
   %11 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_stdio, ptr %11, align 8
@@ -58356,7 +58356,7 @@ define hidden range(i32 0, 2) i32 @drwav_init_file_ex_w(ptr noundef %0, ptr noun
 
 12:                                               ; preds = %9
   %13 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %13, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %13, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %0, align 8
   %14 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_stdio, ptr %14, align 8
@@ -58535,7 +58535,7 @@ drwav_fopen.exit:                                 ; preds = %6
 
 11:                                               ; preds = %drwav_fopen.exit
   %12 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %12, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %12, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %0, align 8
   %13 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_stdio, ptr %13, align 8
@@ -58607,7 +58607,7 @@ define hidden range(i32 0, 2) i32 @drwav_init_file_with_metadata_w(ptr noundef %
 
 11:                                               ; preds = %7
   %12 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %12, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %12, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %0, align 8
   %13 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_stdio, ptr %13, align 8
@@ -58809,7 +58809,7 @@ define hidden range(i32 0, 2) i32 @drwav_init_memory(ptr noundef %0, ptr noundef
 
 8:                                                ; preds = %4
   %9 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %9, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %9, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_memory, ptr %0, align 8
   %10 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_memory, ptr %10, align 8
@@ -58878,7 +58878,7 @@ define hidden range(i32 0, 2) i32 @drwav_init_memory_ex(ptr noundef %0, ptr noun
 
 11:                                               ; preds = %7
   %12 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %12, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %12, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_memory, ptr %0, align 8
   %13 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_memory, ptr %13, align 8
@@ -59022,7 +59022,7 @@ define hidden range(i32 0, 2) i32 @drwav_init_memory_with_metadata(ptr noundef %
 
 9:                                                ; preds = %5
   %10 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %10, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %10, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_memory, ptr %0, align 8
   %11 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store ptr @drwav__on_seek_memory, ptr %11, align 8
@@ -64092,7 +64092,7 @@ define hidden ptr @drwav_open_and_read_pcm_frames_s16(ptr noundef %0, ptr nounde
 
 17:                                               ; preds = %14
   %18 = getelementptr inbounds nuw i8, ptr %8, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %18, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %18, i8 0, i64 392, i1 false)
   store ptr %0, ptr %8, align 8
   %19 = getelementptr inbounds nuw i8, ptr %8, i64 16
   store ptr %1, ptr %19, align 8
@@ -64280,7 +64280,7 @@ define hidden ptr @drwav_open_and_read_pcm_frames_f32(ptr noundef %0, ptr nounde
 
 17:                                               ; preds = %14
   %18 = getelementptr inbounds nuw i8, ptr %8, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %18, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %18, i8 0, i64 392, i1 false)
   store ptr %0, ptr %8, align 8
   %19 = getelementptr inbounds nuw i8, ptr %8, i64 16
   store ptr %1, ptr %19, align 8
@@ -64468,7 +64468,7 @@ define hidden ptr @drwav_open_and_read_pcm_frames_s32(ptr noundef %0, ptr nounde
 
 17:                                               ; preds = %14
   %18 = getelementptr inbounds nuw i8, ptr %8, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %18, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %18, i8 0, i64 392, i1 false)
   store ptr %0, ptr %8, align 8
   %19 = getelementptr inbounds nuw i8, ptr %8, i64 16
   store ptr %1, ptr %19, align 8
@@ -64659,7 +64659,7 @@ define hidden ptr @drwav_open_file_and_read_pcm_frames_s16(ptr noundef readonly
 
 drwav_fopen.exit.i.i:                             ; preds = %14
   %17 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %6, align 8
   %18 = getelementptr inbounds nuw i8, ptr %6, i64 16
   store ptr @drwav__on_seek_stdio, ptr %18, align 8
@@ -64757,7 +64757,7 @@ define hidden ptr @drwav_open_file_and_read_pcm_frames_f32(ptr noundef readonly
 
 drwav_fopen.exit.i.i:                             ; preds = %14
   %17 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %6, align 8
   %18 = getelementptr inbounds nuw i8, ptr %6, i64 16
   store ptr @drwav__on_seek_stdio, ptr %18, align 8
@@ -64855,7 +64855,7 @@ define hidden ptr @drwav_open_file_and_read_pcm_frames_s32(ptr noundef readonly
 
 drwav_fopen.exit.i.i:                             ; preds = %14
   %17 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %6, align 8
   %18 = getelementptr inbounds nuw i8, ptr %6, i64 16
   store ptr @drwav__on_seek_stdio, ptr %18, align 8
@@ -64952,7 +64952,7 @@ define hidden ptr @drwav_open_file_and_read_pcm_frames_s16_w(ptr noundef %0, ptr
 15:                                               ; preds = %13
   %16 = load ptr, ptr %6, align 8
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %7, align 8
   %18 = getelementptr inbounds nuw i8, ptr %7, i64 16
   store ptr @drwav__on_seek_stdio, ptr %18, align 8
@@ -65054,7 +65054,7 @@ define hidden ptr @drwav_open_file_and_read_pcm_frames_f32_w(ptr noundef %0, ptr
 15:                                               ; preds = %13
   %16 = load ptr, ptr %6, align 8
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %7, align 8
   %18 = getelementptr inbounds nuw i8, ptr %7, i64 16
   store ptr @drwav__on_seek_stdio, ptr %18, align 8
@@ -65156,7 +65156,7 @@ define hidden ptr @drwav_open_file_and_read_pcm_frames_s32_w(ptr noundef %0, ptr
 15:                                               ; preds = %13
   %16 = load ptr, ptr %6, align 8
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %7, align 8
   %18 = getelementptr inbounds nuw i8, ptr %7, i64 16
   store ptr @drwav__on_seek_stdio, ptr %18, align 8
@@ -65256,7 +65256,7 @@ define hidden ptr @drwav_open_memory_and_read_pcm_frames_s16(ptr noundef %0, i64
 
 16:                                               ; preds = %13
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_memory, ptr %7, align 8
   %18 = getelementptr inbounds nuw i8, ptr %7, i64 16
   store ptr @drwav__on_seek_memory, ptr %18, align 8
@@ -65353,7 +65353,7 @@ define hidden ptr @drwav_open_memory_and_read_pcm_frames_f32(ptr noundef %0, i64
 
 16:                                               ; preds = %13
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_memory, ptr %7, align 8
   %18 = getelementptr inbounds nuw i8, ptr %7, i64 16
   store ptr @drwav__on_seek_memory, ptr %18, align 8
@@ -65450,7 +65450,7 @@ define hidden ptr @drwav_open_memory_and_read_pcm_frames_s32(ptr noundef %0, i64
 
 16:                                               ; preds = %13
   %17 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %17, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %17, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_memory, ptr %7, align 8
   %18 = getelementptr inbounds nuw i8, ptr %7, i64 16
   store ptr @drwav__on_seek_memory, ptr %18, align 8
@@ -85621,7 +85621,7 @@ qoa_decode_header.exit:                           ; preds = %45
   %72 = zext nneg i32 %narrow to i64
   %73 = tail call noalias ptr @malloc(i64 noundef %72) #82
   %74 = getelementptr inbounds nuw i8, ptr %73, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(336) %74, i8 0, i64 328, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(328) %74, i8 0, i64 328, i1 false)
   %75 = getelementptr inbounds nuw i8, ptr %73, i64 272
   store ptr %3, ptr %75, align 8
   %76 = getelementptr inbounds nuw i8, ptr %73, i64 280
@@ -93629,7 +93629,7 @@ define void @InitAudioDevice() local_unnamed_addr #4 {
 
 5:                                                ; preds = %0
   %6 = getelementptr inbounds nuw i8, ptr %2, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(280) %6, i8 0, i64 272, i1 false), !alias.scope !239
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(272) %6, i8 0, i64 272, i1 false), !alias.scope !239
   store i32 1, ptr %2, align 8, !alias.scope !239
   %7 = getelementptr inbounds nuw i8, ptr %2, i64 64
   %.sroa.75.0..sroa_idx.i = getelementptr inbounds nuw i8, ptr %2, i64 104
@@ -95033,7 +95033,7 @@ define void @LoadWaveFromMemory(ptr dead_on_unwind noalias writable writeonly sr
 drwav_init_memory.exit:                           ; preds = %15
   %18 = sext i32 %3 to i64
   %19 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %19, i8 0, i64 392, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %19, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_memory, ptr %6, align 8
   %20 = getelementptr inbounds nuw i8, ptr %6, i64 16
   store ptr @drwav__on_seek_memory, ptr %20, align 8
@@ -95924,7 +95924,7 @@ drwav_init_memory_write__internal.exit.thread:    ; preds = %drwav_write_raw.exi
 
 91:                                               ; preds = %87
   %92 = getelementptr inbounds nuw i8, ptr %8, i64 12
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(268) %92, i8 0, i64 256, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(256) %92, i8 0, i64 256, i1 false)
   %93 = getelementptr inbounds nuw i8, ptr %0, i64 12
   %94 = load i32, ptr %93, align 4
   store i32 %94, ptr %8, align 4
@@ -96714,7 +96714,7 @@ drwav_fopen.exit.i.i:                             ; preds = %11
 
 15:                                               ; preds = %drwav_fopen.exit.i.i
   %16 = getelementptr inbounds nuw i8, ptr %9, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(400) %16, i8 0, i64 392, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(392) %16, i8 0, i64 392, i1 false)
   store ptr @drwav__on_read_stdio, ptr %9, align 8
   %17 = getelementptr inbounds nuw i8, ptr %9, i64 16
   store ptr @drwav__on_seek_stdio, ptr %17, align 8
@@ -97380,7 +97380,7 @@ stb_vorbis_close.exit:                            ; preds = %271, %268, %230, %2
 ; Function Attrs: nounwind uwtable
 define void @LoadAudioStream(ptr dead_on_unwind noalias writable writeonly sret(%struct.AudioStream) align 8 captures(none) initializes((0, 32)) %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #4 {
   %5 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %5, i8 0, i64 24, i1 false)
   %6 = getelementptr inbounds nuw i8, ptr %0, i64 16
   store i32 %1, ptr %6, align 8
   %7 = getelementptr inbounds nuw i8, ptr %0, i64 20
diff --git a/bench/raylib/optimized/rcore.ll b/bench/raylib/optimized/rcore.ll
index ce3702dab48..f7f72f2e4fc 100644
--- a/bench/raylib/optimized/rcore.ll
+++ b/bench/raylib/optimized/rcore.ll
@@ -25964,7 +25964,7 @@ define void @MatrixInvert(ptr dead_on_unwind noalias writable writeonly sret(%st
 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
 define void @MatrixIdentity(ptr dead_on_unwind noalias writable writeonly sret(%struct.Matrix) align 4 captures(none) initializes((0, 64)) %0) local_unnamed_addr #21 {
   %2 = getelementptr inbounds nuw i8, ptr %0, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %2, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(56) %2, i8 0, i64 56, i1 false)
   store float 1.000000e+00, ptr %0, align 4
   %3 = getelementptr inbounds nuw i8, ptr %0, i64 20
   store float 1.000000e+00, ptr %3, align 4
@@ -26487,7 +26487,7 @@ define void @MatrixRotate(ptr dead_on_unwind noalias writable writeonly sret(%st
 ; Function Attrs: mustprogress nofree nounwind willreturn memory(write) uwtable
 define void @MatrixRotateX(ptr dead_on_unwind noalias writable writeonly sret(%struct.Matrix) align 4 captures(none) initializes((0, 64)) %0, float noundef %1) local_unnamed_addr #22 {
   %3 = getelementptr inbounds nuw i8, ptr %0, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %3, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   store float 1.000000e+00, ptr %0, align 4
   %4 = getelementptr inbounds nuw i8, ptr %0, i64 20
   %5 = getelementptr inbounds nuw i8, ptr %0, i64 40
@@ -26508,7 +26508,7 @@ define void @MatrixRotateX(ptr dead_on_unwind noalias writable writeonly sret(%s
 ; Function Attrs: mustprogress nofree nounwind willreturn memory(write) uwtable
 define void @MatrixRotateY(ptr dead_on_unwind noalias writable writeonly sret(%struct.Matrix) align 4 captures(none) initializes((0, 64)) %0, float noundef %1) local_unnamed_addr #22 {
   %3 = getelementptr inbounds nuw i8, ptr %0, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %3, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %4 = getelementptr inbounds nuw i8, ptr %0, i64 20
   store float 1.000000e+00, ptr %4, align 4
   %5 = getelementptr inbounds nuw i8, ptr %0, i64 40
@@ -26529,7 +26529,7 @@ define void @MatrixRotateY(ptr dead_on_unwind noalias writable writeonly sret(%s
 ; Function Attrs: mustprogress nofree nounwind willreturn memory(write) uwtable
 define void @MatrixRotateZ(ptr dead_on_unwind noalias writable writeonly sret(%struct.Matrix) align 4 captures(none) initializes((0, 64)) %0, float noundef %1) local_unnamed_addr #22 {
   %3 = getelementptr inbounds nuw i8, ptr %0, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %3, i8 0, i64 52, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(52) %3, i8 0, i64 52, i1 false)
   %4 = getelementptr inbounds nuw i8, ptr %0, i64 20
   %5 = getelementptr inbounds nuw i8, ptr %0, i64 40
   store float 1.000000e+00, ptr %5, align 4
@@ -26550,7 +26550,7 @@ define void @MatrixRotateZ(ptr dead_on_unwind noalias writable writeonly sret(%s
 ; Function Attrs: mustprogress nofree nounwind willreturn memory(write) uwtable
 define void @MatrixRotateXYZ(ptr dead_on_unwind noalias writable writeonly sret(%struct.Matrix) align 4 captures(none) initializes((0, 64)) %0, <2 x float> %1, float %2) local_unnamed_addr #17 {
   %4 = getelementptr inbounds nuw i8, ptr %0, i64 12
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %4, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(48) %4, i8 0, i64 48, i1 false)
   %5 = getelementptr inbounds nuw i8, ptr %0, i64 20
   %6 = getelementptr inbounds nuw i8, ptr %0, i64 40
   %7 = getelementptr inbounds nuw i8, ptr %0, i64 60
@@ -26660,7 +26660,7 @@ define void @MatrixRotateZYX(ptr dead_on_unwind noalias writable writeonly sret(
 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
 define void @MatrixScale(ptr dead_on_unwind noalias writable writeonly sret(%struct.Matrix) align 4 captures(none) initializes((0, 64)) %0, float noundef %1, float noundef %2, float noundef %3) local_unnamed_addr #21 {
   %5 = getelementptr inbounds nuw i8, ptr %0, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %5, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   store float %1, ptr %0, align 4
   %6 = getelementptr inbounds nuw i8, ptr %0, i64 20
   store float %2, ptr %6, align 4
@@ -26735,7 +26735,7 @@ define void @MatrixFrustum(ptr dead_on_unwind noalias writable writeonly sret(%s
 ; Function Attrs: mustprogress nofree nounwind willreturn memory(write) uwtable
 define void @MatrixPerspective(ptr dead_on_unwind noalias writable writeonly sret(%struct.Matrix) align 4 captures(none) initializes((0, 64)) %0, double noundef %1, double noundef %2, double noundef %3, double noundef %4) local_unnamed_addr #22 {
   %6 = getelementptr inbounds nuw i8, ptr %0, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %6, i8 0, i64 60, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(60) %6, i8 0, i64 60, i1 false)
   %7 = fmul double %1, 5.000000e-01
   %8 = tail call double @tan(double noundef %7) #54
   %9 = fmul double %3, %8
@@ -27611,7 +27611,7 @@ default.unreachable61:                            ; preds = %1
 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
 define void @QuaternionToMatrix(ptr dead_on_unwind noalias writable writeonly sret(%struct.Matrix) align 4 captures(none) initializes((0, 64)) %0, <2 x float> %1, <2 x float> %2) local_unnamed_addr #23 {
   %4 = getelementptr inbounds nuw i8, ptr %0, i64 12
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %4, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(48) %4, i8 0, i64 48, i1 false)
   %5 = getelementptr inbounds nuw i8, ptr %0, i64 20
   %6 = getelementptr inbounds nuw i8, ptr %0, i64 40
   %7 = getelementptr inbounds nuw i8, ptr %0, i64 60
@@ -29635,7 +29635,7 @@ define void @GetCameraProjectionMatrix(ptr dead_on_unwind noalias writable write
   %11 = fpext float %2 to double
   tail call void @llvm.experimental.noalias.scope.decl(metadata !7)
   %12 = getelementptr inbounds nuw i8, ptr %0, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %12, i8 0, i64 60, i1 false), !alias.scope !7
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(60) %12, i8 0, i64 60, i1 false), !alias.scope !7
   %13 = fmul double %10, 5.000000e-01
   %14 = tail call double @tan(double noundef %13) #54, !noalias !7
   %15 = fmul double %14, 1.000000e-02
@@ -29711,7 +29711,7 @@ define void @GetCameraProjectionMatrix(ptr dead_on_unwind noalias writable write
 
 65:                                               ; preds = %3
   %66 = getelementptr inbounds nuw i8, ptr %0, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %66, i8 0, i64 56, i1 false), !alias.scope !13
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(56) %66, i8 0, i64 56, i1 false), !alias.scope !13
   store float 1.000000e+00, ptr %0, align 4, !alias.scope !13
   br label %67
 
@@ -33383,7 +33383,7 @@ msf_put_code.exit.i:                              ; preds = %350, %346, %343
   %361 = getelementptr inbounds nuw i8, ptr %360, i64 1
   store i8 %354, ptr %360, align 1
   %362 = getelementptr inbounds nuw i8, ptr %360, i64 5
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(260) %362, i8 0, i64 256, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(256) %362, i8 0, i64 256, i1 false)
   store i8 -1, ptr %361, align 1
   %363 = shl nsw i32 %.0115.lcssa.i, 12
   %364 = sext i32 %363 to i64
@@ -34029,7 +34029,7 @@ define internal fastcc i32 @sinfl_decompress(ptr noundef %0, i32 noundef %1, ptr
   %20 = sext i32 %3 to i64
   %21 = getelementptr inbounds i8, ptr %2, i64 %20
   %22 = getelementptr inbounds nuw i8, ptr %13, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(6976) %22, i8 0, i64 6960, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(6960) %22, i8 0, i64 6960, i1 false)
   store ptr %2, ptr %13, align 8
   %23 = getelementptr inbounds nuw i8, ptr %13, i64 8
   store ptr %21, ptr %23, align 8
@@ -40027,7 +40027,7 @@ define internal void @MouseCursorPosCallback(ptr readnone captures(none) %0, dou
   %7 = load i64, ptr getelementptr inbounds nuw (i8, ptr @CORE, i64 1884), align 4
   store i64 %7, ptr getelementptr inbounds nuw (i8, ptr @CORE, i64 1976), align 8
   %8 = getelementptr inbounds nuw i8, ptr %4, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %8, i8 0, i64 96, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(96) %8, i8 0, i64 96, i1 false)
   store i32 2, ptr %4, align 8
   %9 = getelementptr inbounds nuw i8, ptr %4, i64 4
   store i32 1, ptr %9, align 4
@@ -43206,7 +43206,7 @@ define { i32, ptr } @LoadShaderFromMemory(ptr noundef %0, ptr noundef %1) local_
 4:                                                ; preds = %2
   %5 = tail call noalias dereferenceable_or_null(128) ptr @calloc(i64 noundef 32, i64 noundef 4) #57
   %6 = getelementptr inbounds nuw i8, ptr %5, i64 44
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(128) %6, i8 -1, i64 84, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(84) %6, i8 -1, i64 84, i1 false)
   %7 = load ptr, ptr @glad_glGetAttribLocation, align 8
   %8 = tail call i32 %7(i32 noundef %3, ptr noundef nonnull @.str.71) #54
   store i32 %8, ptr %5, align 4
@@ -43607,7 +43607,7 @@ define void @GetViewRay(ptr dead_on_unwind noalias writable writeonly sret(%stru
   %83 = getelementptr inbounds nuw i8, ptr %6, i64 60
   store float 1.000000e+00, ptr %83, align 4, !alias.scope !43
   %84 = getelementptr inbounds nuw i8, ptr %7, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(64) %84, i8 0, i64 56, i1 false), !alias.scope !46
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(56) %84, i8 0, i64 56, i1 false), !alias.scope !46
   store float 1.000000e+00, ptr %7, align 8, !alias.scope !46
   %85 = getelementptr inbounds nuw i8, ptr %7, i64 20
   store float 1.000000e+00, ptr %85, align 4, !alias.scope !46
diff --git a/bench/spike/optimized/socketif.ll b/bench/spike/optimized/socketif.ll
index 52d8c419d18..c2536040d91 100644
--- a/bench/spike/optimized/socketif.ll
+++ b/bench/spike/optimized/socketif.ll
@@ -2311,7 +2311,7 @@ define void @_ZN10socketif_tC2Ev(ptr noundef nonnull align 8 dereferenceable(120
 
 17:                                               ; preds = %15
   %18 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(28) %18, i8 0, i64 20, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(20) %18, i8 0, i64 20, i1 false)
   %19 = call noundef zeroext i16 @htons(i16 noundef zeroext 0) #36
   store i16 2, ptr %7, align 4
   %20 = getelementptr inbounds nuw i8, ptr %7, i64 2
@@ -2370,7 +2370,7 @@ _ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm.exit: ; preds =
   %42 = getelementptr inbounds nuw i8, ptr %39, i64 8
   call void @llvm.lifetime.start.p0(i64 28, ptr nonnull %4)
   %43 = getelementptr inbounds nuw i8, ptr %4, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(28) %43, i8 0, i64 20, i1 false), !noalias !12
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(20) %43, i8 0, i64 20, i1 false), !noalias !12
   store i16 2, ptr %4, align 4, !noalias !12
   %44 = getelementptr inbounds nuw i8, ptr %4, i64 2
   store i16 0, ptr %44, align 2, !noalias !12
@@ -48919,7 +48919,7 @@ _ZNK5boost16cpp_regex_traitsIcE9translateEcb.exit: ; preds = %41, %43
   br i1 %129, label %130, label %.preheader.i
 
 130:                                              ; preds = %127
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(256) %25, i8 %4, i64 255, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(255) %25, i8 %4, i64 255, i1 false)
   br label %.loopexit.i
 
 .preheader.i:                                     ; preds = %127, %.preheader.i
@@ -48951,7 +48951,7 @@ _ZNK5boost16cpp_regex_traitsIcE9translateEcb.exit: ; preds = %41, %43
   br i1 %139, label %140, label %.preheader.i241
 
 140:                                              ; preds = %137
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(256) %25, i8 %4, i64 255, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(255) %25, i8 %4, i64 255, i1 false)
   br label %.loopexit.i247
 
 .preheader.i241:                                  ; preds = %137, %.preheader.i241
@@ -49264,7 +49264,7 @@ _ZNK5boost16cpp_regex_traitsIcE7isctypeEcj.exit264.thread316: ; preds = %249, %2
   br i1 %290, label %291, label %.preheader.i266
 
 291:                                              ; preds = %289
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(256) %25, i8 %4, i64 255, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(255) %25, i8 %4, i64 255, i1 false)
   br label %_ZN5boost16re_detail_10740019basic_regex_creatorIcNS_12regex_traitsIcNS_16cpp_regex_traitsIcEEEEE13set_all_masksEPhh.exit273
 
 .preheader.i266:                                  ; preds = %289, %.preheader.i266
@@ -49427,7 +49427,7 @@ _ZN5boost16re_detail_10740019basic_regex_creatorIcNS_12regex_traitsIcNS_16cpp_re
   br i1 %364, label %365, label %.preheader.i278
 
 365:                                              ; preds = %362
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(256) %25, i8 %4, i64 255, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(255) %25, i8 %4, i64 255, i1 false)
   br label %.loopexit.i284
 
 .preheader.i278:                                  ; preds = %362, %.preheader.i278
@@ -49545,7 +49545,7 @@ _ZN5boost16re_detail_10740019basic_regex_creatorIcNS_12regex_traitsIcNS_16cpp_re
   br i1 %412, label %413, label %.preheader.i287
 
 413:                                              ; preds = %410
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(256) %25, i8 %4, i64 255, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(255) %25, i8 %4, i64 255, i1 false)
   br label %.loopexit.i293
 
 .preheader.i287:                                  ; preds = %410, %.preheader.i287
@@ -49658,7 +49658,7 @@ _ZN5boost16re_detail_10740019basic_regex_creatorIcNS_12regex_traitsIcNS_16cpp_re
   br i1 %464, label %465, label %.preheader.i296
 
 465:                                              ; preds = %462
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(256) %25, i8 %4, i64 255, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(255) %25, i8 %4, i64 255, i1 false)
   br label %.loopexit.i302
 
 .preheader.i296:                                  ; preds = %462, %.preheader.i296
@@ -66617,7 +66617,7 @@ _ZN5boost16re_detail_10740019string_out_iteratorINSt7__cxx1112basic_stringIcSt11
   store ptr %2, ptr %39, align 8
   %40 = getelementptr inbounds nuw i8, ptr %6, i64 24
   %41 = getelementptr inbounds nuw i8, ptr %6, i64 40
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(29) %41, i8 0, i64 13, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(13) %41, i8 0, i64 13, i1 false)
   store ptr %8, ptr %40, align 8
   %42 = getelementptr inbounds nuw i8, ptr %6, i64 32
   store ptr %37, ptr %42, align 8
diff --git a/bench/sqlite/optimized/sqlite3.ll b/bench/sqlite/optimized/sqlite3.ll
index b44c7aebc18..46c52f774de 100644
--- a/bench/sqlite/optimized/sqlite3.ll
+++ b/bench/sqlite/optimized/sqlite3.ll
@@ -10480,7 +10480,7 @@ sqlite3_vfs_find.exit:                            ; preds = %sqlite3_mutex_enter
   br i1 %.not.i29, label %36, label %35
 
 35:                                               ; preds = %33
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(44) getelementptr inbounds nuw (i8, ptr @sqlite3Prng, i64 20), i8 0, i64 40, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(40) getelementptr inbounds nuw (i8, ptr @sqlite3Prng, i64 20), i8 0, i64 40, i1 false)
   store i32 %34, ptr getelementptr inbounds nuw (i8, ptr @sqlite3Prng, i64 16), align 4
   br label %sqlite3OsRandomness.exit
 
@@ -13901,7 +13901,7 @@ sqlite3VdbeDisplayP4.exit.i:                      ; preds = %555, %553, %551, %5
   %569 = load ptr, ptr %.ptr123.ptr.i, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %19)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %20)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %86, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %86, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %20, i8 0, i64 56, i1 false)
   store i16 1, ptr %87, align 4
   %570 = load ptr, ptr %181, align 8
@@ -13969,7 +13969,7 @@ sqlite3VdbeMemSetInt64.exit.i:                    ; preds = %585, %582, %560
   %599 = load ptr, ptr %590, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %17)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %18)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %92, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %92, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %18, i8 0, i64 56, i1 false)
   store i16 1, ptr %93, align 4
   %600 = getelementptr inbounds nuw i8, ptr %172, i64 136
@@ -14038,7 +14038,7 @@ sqlite3VdbeMemSetInt64.exit75.i:                  ; preds = %616, %613, %sqlite3
   %630 = load ptr, ptr %621, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %15)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %16)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %98, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %98, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %16, i8 0, i64 56, i1 false)
   store i16 1, ptr %99, align 4
   %631 = getelementptr inbounds nuw i8, ptr %172, i64 192
@@ -14106,7 +14106,7 @@ sqlite3VdbeMemSetInt64.exit81.i:                  ; preds = %647, %644, %sqlite3
   %658 = load ptr, ptr %.ptr123.ptr.i, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %13)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %14)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %50, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %50, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %14, i8 0, i64 56, i1 false)
   store i16 1, ptr %51, align 4
   %659 = load ptr, ptr %181, align 8
@@ -14180,7 +14180,7 @@ sqlite3VdbeMemSetInt64.exit87.i:                  ; preds = %674, %671, %652
   %694 = load ptr, ptr %685, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %11)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %12)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %56, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %56, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %12, i8 0, i64 56, i1 false)
   store i16 1, ptr %57, align 4
   %695 = getelementptr inbounds nuw i8, ptr %172, i64 192
@@ -14249,7 +14249,7 @@ sqlite3VdbeMemSetInt64.exit93.i:                  ; preds = %711, %708, %sqlite3
   %725 = load ptr, ptr %716, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %9)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %10)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %62, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %62, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %10, i8 0, i64 56, i1 false)
   store i16 1, ptr %63, align 4
   %726 = getelementptr inbounds nuw i8, ptr %172, i64 248
@@ -14318,7 +14318,7 @@ sqlite3VdbeMemSetInt64.exit99.i:                  ; preds = %742, %739, %sqlite3
   %756 = load ptr, ptr %747, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %68, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %68, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   store i16 1, ptr %69, align 4
   %757 = getelementptr inbounds nuw i8, ptr %172, i64 304
@@ -14387,7 +14387,7 @@ sqlite3VdbeMemSetInt64.exit105.i:                 ; preds = %773, %770, %sqlite3
   %787 = load ptr, ptr %778, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %74, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %74, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %6, i8 0, i64 56, i1 false)
   store i16 1, ptr %75, align 4
   %788 = getelementptr inbounds nuw i8, ptr %172, i64 416
@@ -14453,7 +14453,7 @@ sqlite3VdbeMemSetInt64.exit111.i:                 ; preds = %804, %801, %sqlite3
   %815 = load ptr, ptr %809, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %80, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %80, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   store i16 1, ptr %81, align 4
   %816 = getelementptr inbounds nuw i8, ptr %172, i64 472
@@ -15223,7 +15223,7 @@ sqlite3_mutex_enter.exit:                         ; preds = %sqlite3SafetyCheckO
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %10)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %11)
   %33 = getelementptr inbounds nuw i8, ptr %10, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %33, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %33, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 56, i1 false)
   %34 = getelementptr inbounds nuw i8, ptr %11, i64 20
   store i16 1, ptr %34, align 4
@@ -15677,7 +15677,7 @@ sqlite3VdbeFinalize.exit:                         ; preds = %.loopexit, %sqlite3
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %9)
   %221 = getelementptr inbounds nuw i8, ptr %8, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %221, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %221, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %9, i8 0, i64 56, i1 false)
   %222 = getelementptr inbounds nuw i8, ptr %9, i64 20
   store i16 1, ptr %222, align 4
@@ -15969,7 +15969,7 @@ sqlite3DbStrDup.exit:                             ; preds = %326
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   %339 = getelementptr inbounds nuw i8, ptr %6, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %339, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %339, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   %340 = getelementptr inbounds nuw i8, ptr %7, i64 20
   store i16 1, ptr %340, align 4
@@ -16742,7 +16742,7 @@ sqlite3_mutex_enter.exit41:                       ; preds = %sqlite3_mutex_enter
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   %30 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %30, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %30, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %6, i8 0, i64 56, i1 false)
   %31 = getelementptr inbounds nuw i8, ptr %6, i64 20
   store i16 1, ptr %31, align 4
@@ -17014,7 +17014,7 @@ define internal fastcc void @sqlite3Error(ptr noundef captures(none) initializes
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %15 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %15, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %15, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %16 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %16, align 4
@@ -22352,7 +22352,7 @@ sqlite3VtabModuleUnref.exit:                      ; preds = %sqlite3VtabEponymou
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %236 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %236, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %236, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %237 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %237, align 4
@@ -22723,7 +22723,7 @@ sqlite3OomClear.exit.i:                           ; preds = %24, %12, %11
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %37 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %37, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %37, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %38 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %38, align 4
@@ -23985,7 +23985,7 @@ define dso_local void @sqlite3_result_double(ptr noundef readonly captures(none)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %12 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %12, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %13, align 4
@@ -24087,7 +24087,7 @@ define internal fastcc range(i32 0, 19) i32 @sqlite3VdbeMemSetStr(ptr noundef %0
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %9)
   %17 = getelementptr inbounds nuw i8, ptr %8, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %17, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %17, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %9, i8 0, i64 56, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %9, i64 20
   store i16 1, ptr %18, align 4
@@ -24242,7 +24242,7 @@ sqlite3DbFree.exit:                               ; preds = %71
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   %81 = getelementptr inbounds nuw i8, ptr %6, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %81, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %81, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   %82 = getelementptr inbounds nuw i8, ptr %7, i64 20
   store i16 1, ptr %82, align 4
@@ -24528,7 +24528,7 @@ define dso_local void @sqlite3_result_int(ptr noundef readonly captures(none) %0
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %12 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %12, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %13, align 4
@@ -24607,7 +24607,7 @@ define internal fastcc void @sqlite3VdbeMemSetInt64(ptr noundef %0, i64 noundef
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %11 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %12 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %12, align 4
@@ -24686,7 +24686,7 @@ define dso_local void @sqlite3_result_int64(ptr noundef readonly captures(none)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %12 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %12, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %13, align 4
@@ -24765,7 +24765,7 @@ define dso_local void @sqlite3_result_null(ptr noundef readonly captures(none) %
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %11 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %12 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %12, align 4
@@ -24842,7 +24842,7 @@ define internal fastcc void @sqlite3VdbeMemSetNull(ptr noundef %0) unnamed_addr
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %10 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %10, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %11 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %11, align 4
@@ -25172,7 +25172,7 @@ define internal fastcc range(i32 0, 8) i32 @sqlite3VdbeMemCopy(ptr noundef %0, p
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %11 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %12 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %12, align 4
@@ -25469,7 +25469,7 @@ define dso_local void @sqlite3_result_error_nomem(ptr noundef captures(none) ini
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %11 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %12 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %12, align 4
@@ -26253,7 +26253,7 @@ sqlite3VdbeMemFromBtreeZeroOffset.exit._crit_edge: ; preds = %sqlite3VdbeMemFrom
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %170 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %170, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %170, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %171 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %171, align 4
@@ -26745,7 +26745,7 @@ sqlite3_mutex_enter.exit:                         ; preds = %6, %10
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %33 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %33, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %33, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %34 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %34, align 4
@@ -27572,7 +27572,7 @@ define dso_local range(i32 0, 26) i32 @sqlite3_bind_double(ptr noundef %0, i32 n
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %20 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %20, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %20, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %21 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %21, align 4
@@ -27714,7 +27714,7 @@ sqlite3_mutex_enter.exit:                         ; preds = %11, %14
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   %30 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %30, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %30, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %6, i8 0, i64 56, i1 false)
   %31 = getelementptr inbounds nuw i8, ptr %6, i64 20
   store i16 1, ptr %31, align 4
@@ -27822,7 +27822,7 @@ sqlite3_mutex_leave.exit:                         ; preds = %sqlite3ErrorFinish.
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %80 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %80, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %80, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %81 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %81, align 4
@@ -27979,7 +27979,7 @@ define dso_local range(i32 0, 26) i32 @sqlite3_bind_int64(ptr noundef %0, i32 no
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %20 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %20, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %20, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %21 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %21, align 4
@@ -29456,7 +29456,7 @@ sqlite3VdbeChangeEncoding.exit.thread:            ; preds = %223, %222, %228, %s
   %237 = load ptr, ptr %8, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %82, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %82, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   store i16 1, ptr %83, align 4
   %238 = load ptr, ptr %77, align 8
@@ -32631,7 +32631,7 @@ define internal fastcc i32 @blobSeekToRow(ptr noundef nonnull captures(none) %0,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %17, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %17, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %18, align 4
@@ -36529,7 +36529,7 @@ sqlite3_mutex_enter.exit:                         ; preds = %2, %8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %26 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %26, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %26, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %27 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %27, align 4
@@ -42097,7 +42097,7 @@ sqlite3VdbeChangeEncoding.exit._crit_edge:        ; preds = %sqlite3VdbeChangeEn
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %31 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %31, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %31, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %32 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %32, align 4
@@ -45077,7 +45077,7 @@ sqlite3FindCollSeq.exit.thread:                   ; preds = %142, %sqlite3HashFi
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   %162 = getelementptr inbounds nuw i8, ptr %7, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %162, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %162, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   %163 = getelementptr inbounds nuw i8, ptr %8, i64 20
   store i16 1, ptr %163, align 4
@@ -47850,7 +47850,7 @@ sqlite3_mutex_enter.exit.thread.i:                ; preds = %45
 
 118:                                              ; preds = %113
   %119 = getelementptr inbounds nuw i8, ptr %117, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(512) %119, i8 0, i64 508, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(508) %119, i8 0, i64 508, i1 false)
   store i32 %114, ptr %117, align 8
   br label %sqlite3BitvecCreate.exit.i
 
@@ -57325,7 +57325,7 @@ define internal fastcc void @sqlite3ErrorFinish(ptr noundef captures(none) %0, i
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   %14 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %14, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %14, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %15 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %15, align 4
@@ -60474,7 +60474,7 @@ subjRequiresPage.exit:                            ; preds = %subjRequiresPage.ex
 .thread10.i.i:                                    ; preds = %75, %73
   %79 = load ptr, ptr %66, align 8
   %80 = getelementptr inbounds nuw i8, ptr %71, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(80) %80, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %80, i8 0, i64 48, i1 false)
   br label %86
 
 81:                                               ; preds = %75
@@ -63008,7 +63008,7 @@ sqlite3BitvecCreate.exit.thread:                  ; preds = %18
 
 sqlite3BitvecCreate.exit:                         ; preds = %18
   %20 = getelementptr inbounds nuw i8, ptr %19, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(512) %20, i8 0, i64 508, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(508) %20, i8 0, i64 508, i1 false)
   store i32 %9, ptr %19, align 8
   store ptr %19, ptr %15, align 8
   br label %21
@@ -69110,7 +69110,7 @@ sqlite3WalUndo.exit.i.i:                          ; preds = %walCleanupHash.exit
 
 167:                                              ; preds = %72
   %168 = getelementptr inbounds nuw i8, ptr %75, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(512) %168, i8 0, i64 508, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(508) %168, i8 0, i64 508, i1 false)
   store i32 %74, ptr %75, align 8
   %169 = load i32, ptr %73, align 4
   %170 = getelementptr inbounds nuw i8, ptr %0, i64 32
@@ -74104,7 +74104,7 @@ sqlite3BitvecCreate.exit.thread.i:                ; preds = %38
 
 45:                                               ; preds = %38
   %46 = getelementptr inbounds nuw i8, ptr %42, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(512) %46, i8 0, i64 508, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(508) %46, i8 0, i64 508, i1 false)
   store i32 %41, ptr %42, align 8
   %47 = getelementptr inbounds nuw i8, ptr %28, i64 16
   store ptr %42, ptr %47, align 8
@@ -75686,7 +75686,7 @@ sqlite3BitvecCreate.exit.thread.i:                ; preds = %19
 
 24:                                               ; preds = %19
   %25 = getelementptr inbounds nuw i8, ptr %22, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(512) %25, i8 0, i64 508, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(508) %25, i8 0, i64 508, i1 false)
   store i32 %21, ptr %22, align 8
   %26 = getelementptr inbounds nuw i8, ptr %5, i64 64
   store ptr %22, ptr %26, align 8
@@ -75703,7 +75703,7 @@ sqlite3BitvecCreate.exit.thread.i:                ; preds = %19
 
 33:                                               ; preds = %30
   %34 = getelementptr inbounds nuw i8, ptr %28, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(80) %34, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %34, i8 0, i64 48, i1 false)
   %35 = getelementptr inbounds nuw i8, ptr %28, i64 8
   store i32 1016, ptr %35, align 8
   store ptr @MemJournalMethods, ptr %28, align 8
@@ -82517,7 +82517,7 @@ sqlite3VdbeMemRelease.exit.i.i.i:                 ; preds = %.preheader.i.i.i
   %170 = load ptr, ptr %.1.i.i.i, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %69, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %69, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   store i16 1, ptr %70, align 4
   %171 = getelementptr inbounds nuw i8, ptr %.1.i.i.i, i64 24
@@ -83805,7 +83805,7 @@ sqlite3EndBenignMalloc.exit:                      ; preds = %sqlite3ValueSetStr.
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %39 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %39, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %39, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %40 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %40, align 4
@@ -87401,7 +87401,7 @@ define internal fastcc void @vdbeMemClear(ptr noundef %0) unnamed_addr #0 {
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %10 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %10, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %11 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %11, align 4
@@ -87484,7 +87484,7 @@ define internal fastcc i32 @sqlite3VdbeMemFinalize(ptr noundef %0, ptr noundef %
   %3 = alloca %struct.sqlite3_context, align 8
   %4 = alloca %struct.sqlite3_value, align 8
   %5 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
   %6 = getelementptr inbounds nuw i8, ptr %4, i64 20
   store i16 1, ptr %6, align 4
@@ -87685,7 +87685,7 @@ sqlite3DbMallocRaw.exit:                          ; preds = %58, %60
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %75 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %75, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %75, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %76 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %76, align 4
@@ -91434,7 +91434,7 @@ split:                                            ; preds = %654
   %727 = load ptr, ptr %721, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %113)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %114)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %553, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %553, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %114, i8 0, i64 56, i1 false)
   store i16 1, ptr %554, align 4
   %728 = getelementptr inbounds nuw i8, ptr %721, i64 24
@@ -91510,7 +91510,7 @@ out2Prerelease.exit:                              ; preds = %718, %741, %744
   %761 = load ptr, ptr %755, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %111)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %112)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %547, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %547, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %112, i8 0, i64 56, i1 false)
   store i16 1, ptr %548, align 4
   %762 = getelementptr inbounds nuw i8, ptr %755, i64 24
@@ -91586,7 +91586,7 @@ out2Prerelease.exit3718:                          ; preds = %752, %775, %778
   %795 = load ptr, ptr %789, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %109)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %110)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %541, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %541, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %110, i8 0, i64 56, i1 false)
   store i16 1, ptr %542, align 4
   %796 = getelementptr inbounds nuw i8, ptr %789, i64 24
@@ -91662,7 +91662,7 @@ out2Prerelease.exit3724:                          ; preds = %786, %809, %812
   %829 = load ptr, ptr %823, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %107)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %108)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %529, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %529, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %108, i8 0, i64 56, i1 false)
   store i16 1, ptr %530, align 4
   %830 = getelementptr inbounds nuw i8, ptr %823, i64 24
@@ -91821,7 +91821,7 @@ sqlite3DbFree.exit:                               ; preds = %878, %876, %sqlite3
   %897 = load ptr, ptr %891, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %105)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %106)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %535, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %535, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %106, i8 0, i64 56, i1 false)
   store i16 1, ptr %536, align 4
   %898 = getelementptr inbounds nuw i8, ptr %891, i64 24
@@ -91920,7 +91920,7 @@ out2Prerelease.exit3739:                          ; preds = %888, %911, %914
   %947 = load ptr, ptr %941, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %103)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %104)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %517, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %517, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %104, i8 0, i64 56, i1 false)
   store i16 1, ptr %518, align 4
   %948 = getelementptr inbounds nuw i8, ptr %941, i64 24
@@ -92002,7 +92002,7 @@ out2Prerelease.exit3745:                          ; preds = %938, %961, %964
   %984 = load ptr, ptr %978, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %101)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %102)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %523, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %523, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %102, i8 0, i64 56, i1 false)
   store i16 1, ptr %524, align 4
   %985 = getelementptr inbounds nuw i8, ptr %.028785243, i64 80
@@ -92089,7 +92089,7 @@ sqlite3VdbeMemSetNull.exit:                       ; preds = %.lr.ph5244, %998, %
   %1026 = load ptr, ptr %1020, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %99)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %100)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %511, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %511, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %100, i8 0, i64 56, i1 false)
   store i16 1, ptr %512, align 4
   %1027 = getelementptr inbounds nuw i8, ptr %1020, i64 24
@@ -92373,7 +92373,7 @@ sqlite3VdbeMemMove.exit:                          ; preds = %1109, %1112
   %1179 = load ptr, ptr %1172, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %97)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %98)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %504, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %504, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %98, i8 0, i64 56, i1 false)
   store i16 1, ptr %505, align 4
   %1180 = getelementptr inbounds nuw i8, ptr %1172, i64 24
@@ -92910,7 +92910,7 @@ sqlite3VdbeRealValue.exit3770:                    ; preds = %1415, %1419, %1422,
   %1464 = load ptr, ptr %1339, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %93)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %94)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %497, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %497, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %94, i8 0, i64 56, i1 false)
   store i16 1, ptr %498, align 4
   %1465 = getelementptr inbounds nuw i8, ptr %1339, i64 24
@@ -93011,7 +93011,7 @@ sqlite3VdbeMemSetNull.exit3776:                   ; preds = %1458, %1478, %1481
   %1517 = load ptr, ptr %1504, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %91)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %92)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %491, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %491, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %92, i8 0, i64 56, i1 false)
   store i16 1, ptr %492, align 4
   %1518 = getelementptr inbounds nuw i8, ptr %1504, i64 24
@@ -93948,7 +93948,7 @@ sqlite3VdbeBooleanValue.exit3813:                 ; preds = %1990, %1994, %sqlit
   %2024 = load ptr, ptr %1981, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %83)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %84)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %480, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %480, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %84, i8 0, i64 56, i1 false)
   store i16 1, ptr %481, align 4
   %2025 = getelementptr inbounds nuw i8, ptr %1981, i64 24
@@ -94050,7 +94050,7 @@ sqlite3VdbeMemSetInt64.exit3819:                  ; preds = %sqlite3VdbeBooleanV
   %2077 = load ptr, ptr %2071, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %81)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %82)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %474, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %474, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %82, i8 0, i64 56, i1 false)
   store i16 1, ptr %475, align 4
   %2078 = getelementptr inbounds nuw i8, ptr %2071, i64 24
@@ -95933,7 +95933,7 @@ sqlite3PutVarint.exit:                            ; preds = %3006, %putVarint64.
   %3062 = load ptr, ptr %3056, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %75)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %76)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %464, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %464, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %76, i8 0, i64 56, i1 false)
   store i16 1, ptr %465, align 4
   %3063 = getelementptr inbounds nuw i8, ptr %3056, i64 24
@@ -96668,7 +96668,7 @@ sqlite3BtreeGetMeta.exit:                         ; preds = %3396, %3399, %unloc
   %3419 = load ptr, ptr %3413, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %73)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %74)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %451, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %451, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %74, i8 0, i64 56, i1 false)
   store i16 1, ptr %452, align 4
   %3420 = getelementptr inbounds nuw i8, ptr %3413, i64 24
@@ -98116,7 +98116,7 @@ sqlite3VdbeMemFromBtreeZeroOffset.exit._crit_edge.i: ; preds = %sqlite3VdbeMemFr
   %4213 = load ptr, ptr %69, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %67)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %68)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %435, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %435, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %68, i8 0, i64 56, i1 false)
   store i16 1, ptr %436, align 4
   %4214 = load ptr, ptr %431, align 8
@@ -98509,7 +98509,7 @@ sqlite3DbMallocRaw.exit.i:                        ; preds = %4332, %4330
   %4421 = load ptr, ptr %4415, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %65)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %66)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %417, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %417, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %66, i8 0, i64 56, i1 false)
   store i16 1, ptr %418, align 4
   %4422 = getelementptr inbounds nuw i8, ptr %4415, i64 24
@@ -98594,7 +98594,7 @@ out2Prerelease.exit3972:                          ; preds = %4412, %4435, %4438
   %4461 = load ptr, ptr %4455, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %63)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %64)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %411, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %411, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %64, i8 0, i64 56, i1 false)
   store i16 1, ptr %412, align 4
   %4462 = getelementptr inbounds nuw i8, ptr %4455, i64 24
@@ -100029,7 +100029,7 @@ sqlite3VdbeMemClearAndResize.exit._crit_edge.i:   ; preds = %sqlite3VdbeMemClear
   %5258 = load ptr, ptr %5252, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %55)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %56)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %398, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %398, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %56, i8 0, i64 56, i1 false)
   store i16 1, ptr %399, align 4
   %5259 = getelementptr inbounds nuw i8, ptr %5252, i64 24
@@ -100203,7 +100203,7 @@ sqlite3VdbeMemFromBtreeZeroOffset.exit:           ; preds = %5325
   %5360 = load ptr, ptr %5354, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %53)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %54)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %392, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %392, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %54, i8 0, i64 56, i1 false)
   store i16 1, ptr %393, align 4
   %5361 = getelementptr inbounds nuw i8, ptr %5354, i64 24
@@ -100789,7 +100789,7 @@ sqlite3FaultSim.exit.thread.i60.i.i.i:            ; preds = %sqlite3FaultSim.exi
 
 vdbeMergeEngineNew.exit62.i.i.i:                  ; preds = %sqlite3FaultSim.exit.thread.i60.i.i.i
   %5661 = getelementptr inbounds nuw i8, ptr %5660, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(1376) %5661, i8 0, i64 range(i64 -4294966714, 34359738361) 1372, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(1372) %5661, i8 0, i64 range(i64 -4294966714, 34359738361) 1372, i1 false)
   store i32 16, ptr %5660, align 8
   %5662 = getelementptr inbounds nuw i8, ptr %5660, i64 32
   %5663 = getelementptr inbounds nuw i8, ptr %5660, i64 24
@@ -100994,7 +100994,7 @@ sqlite3Malloc.exit.i.i.i:                         ; preds = %5739, %5737, %mallo
 
 5742:                                             ; preds = %sqlite3Malloc.exit.i.i.i
   %5743 = getelementptr inbounds nuw i8, ptr %.0.i91.i.i.i, i64 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(1376) %5743, i8 0, i64 range(i64 -4294966714, 34359738361) 1372, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(1372) %5743, i8 0, i64 range(i64 -4294966714, 34359738361) 1372, i1 false)
   store i32 16, ptr %.0.i91.i.i.i, align 8
   %5744 = getelementptr inbounds nuw i8, ptr %.0.i91.i.i.i, i64 32
   %5745 = getelementptr inbounds nuw i8, ptr %.0.i91.i.i.i, i64 24
@@ -101077,7 +101077,7 @@ sqlite3_mutex_enter.exit.i.i.i85.i.i.i:           ; preds = %5757, %5755
 
 ..thread_crit_edge.i.i.i.i:                       ; preds = %sqlite3FaultSim.exit.thread.i88.i.i.i
   %5777 = getelementptr inbounds nuw i8, ptr %5750, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(72) %5777, i8 0, i64 56, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(56) %5777, i8 0, i64 56, i1 false)
   store ptr %5750, ptr %5689, align 8
   %5778 = getelementptr inbounds nuw i8, ptr %5750, i64 8
   store ptr %.0.i91.i.i.i, ptr %5778, align 8
@@ -102738,7 +102738,7 @@ sqlite3VdbeCursorRestore.exit.thread:             ; preds = %sqlite3VdbeCursorRe
   %6619 = load ptr, ptr %6613, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %43)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %44)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %378, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %378, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %44, i8 0, i64 56, i1 false)
   store i16 1, ptr %379, align 4
   %6620 = getelementptr inbounds nuw i8, ptr %6613, i64 24
@@ -102942,7 +102942,7 @@ sqlite3VdbeMemFromBtreeZeroOffset.exit4090._crit_edge: ; preds = %sqlite3VdbeMem
   %6734 = load ptr, ptr %134, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %370, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %370, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   store i16 1, ptr %371, align 4
   %6735 = load ptr, ptr %366, align 8
@@ -103032,7 +103032,7 @@ sqlite3VdbeMemReleaseMalloc.exit:                 ; preds = %6724, %vdbeMemClear
   %6770 = load ptr, ptr %6764, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %41)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %42)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %356, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %356, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %42, i8 0, i64 56, i1 false)
   store i16 1, ptr %357, align 4
   %6771 = getelementptr inbounds nuw i8, ptr %6764, i64 24
@@ -103608,7 +103608,7 @@ sqlite3BtreeDropTable.exit:                       ; preds = %btreeDropTable.exit
   %7090 = load ptr, ptr %7084, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %36)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %37)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %350, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %350, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %37, i8 0, i64 56, i1 false)
   store i16 1, ptr %351, align 4
   %7091 = getelementptr inbounds nuw i8, ptr %7084, i64 24
@@ -104127,7 +104127,7 @@ tableOfTrigger.exit.i:                            ; preds = %sqlite3StrICmp.exit
 7359:                                             ; preds = %7356, %7324
   %.not82.i = phi i1 [ false, %7324 ], [ %.not.i4161, %7356 ]
   call fastcc void @sqlite3BtreeEnter(ptr noundef nonnull %7339)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(128) %310, i8 0, i64 120, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(120) %310, i8 0, i64 120, i1 false)
   store ptr %149, ptr %311, align 8
   store ptr %7349, ptr %33, align 8
   %7360 = load ptr, ptr %7349, align 8
@@ -104440,7 +104440,7 @@ checkPtrmap.exit.i:                               ; preds = %7518, %7515, %check
   %7531 = load ptr, ptr %7525, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %29)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %30)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %328, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %328, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %30, i8 0, i64 56, i1 false)
   store i16 1, ptr %329, align 4
   %7532 = getelementptr inbounds nuw i8, ptr %7525, i64 24
@@ -104845,7 +104845,7 @@ sqlite3BtreeIntegrityCheck.exit:                  ; preds = %sqlite3StrAccumFini
   %7709 = load ptr, ptr %7333, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %27)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %28)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %334, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %334, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %28, i8 0, i64 56, i1 false)
   store i16 1, ptr %335, align 4
   %7710 = getelementptr i8, ptr %7332, i64 80
@@ -105335,7 +105335,7 @@ sqlite3VdbeMemRelease.exit4175:                   ; preds = %7892, %7895
   %7975 = load ptr, ptr %7969, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %25)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %26)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %299, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %299, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %26, i8 0, i64 56, i1 false)
   store i16 1, ptr %300, align 4
   %7976 = getelementptr inbounds nuw i8, ptr %7969, i64 24
@@ -105666,7 +105666,7 @@ sqlite3VdbeMemIntegerify.exit4193:                ; preds = %8097, %8106, %8108,
   %8154 = load ptr, ptr %8148, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %21)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %22)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %289, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %289, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %22, i8 0, i64 56, i1 false)
   store i16 1, ptr %290, align 4
   %8155 = getelementptr inbounds nuw i8, ptr %8148, i64 24
@@ -105988,7 +105988,7 @@ sqlite3VdbeMemRelease.exit4208:                   ; preds = %8308, %8311
   %8324 = getelementptr inbounds nuw i8, ptr %.22826, i64 16
   %8325 = load ptr, ptr %8324, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %20)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %278, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %278, i8 0, i64 32, i1 false)
   %8326 = getelementptr inbounds nuw i8, ptr %8323, i64 20
   %8327 = load i16, ptr %8326, align 4
   %8328 = and i16 %8327, -28672
@@ -106003,7 +106003,7 @@ sqlite3VdbeMemRelease.exit4208:                   ; preds = %8308, %8311
   %8331 = load ptr, ptr %8323, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %18)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %19)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %279, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %279, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %19, i8 0, i64 56, i1 false)
   store i16 1, ptr %280, align 4
   %8332 = getelementptr inbounds nuw i8, ptr %8323, i64 24
@@ -106202,7 +106202,7 @@ sqlite3Checkpoint.exit.thread:                    ; preds = %8381, %sqlite3Check
   %8420 = load ptr, ptr %.029395192, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %16)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %17)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %272, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %272, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %17, i8 0, i64 56, i1 false)
   store i16 1, ptr %273, align 4
   %8421 = getelementptr inbounds nuw i8, ptr %.029395192, i64 24
@@ -106278,7 +106278,7 @@ sqlite3VdbeMemSetInt64.exit4227:                  ; preds = %8411, %8434, %8437
   %8452 = load ptr, ptr %8446, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %14)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %15)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %262, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %262, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %15, i8 0, i64 56, i1 false)
   store i16 1, ptr %263, align 4
   %8453 = getelementptr inbounds nuw i8, ptr %8446, i64 24
@@ -107658,7 +107658,7 @@ sqlite3VtabCallDestroy.exit:                      ; preds = %9097, %9100
   %9142 = load ptr, ptr %9136, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %10)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %11)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %232, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %232, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 56, i1 false)
   store i16 1, ptr %233, align 4
   %9143 = getelementptr inbounds nuw i8, ptr %9136, i64 24
@@ -107798,7 +107798,7 @@ sqlite3_malloc64.exit:                            ; preds = %9194
   %9220 = load ptr, ptr %9214, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %9)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %226, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %226, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %9, i8 0, i64 56, i1 false)
   store i16 1, ptr %227, align 4
   %9221 = getelementptr inbounds nuw i8, ptr %9214, i64 24
@@ -107940,7 +107940,7 @@ out2Prerelease.exit4324:                          ; preds = %9204, %9234, %9237
   %9295 = load ptr, ptr %9294, align 8
   %9296 = load ptr, ptr %9295, align 8
   %9297 = load ptr, ptr %9296, align 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %561, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %561, i8 0, i64 40, i1 false)
   store ptr %9289, ptr %144, align 8
   store i8 %151, ptr %221, align 8
   store ptr null, ptr %222, align 8
@@ -108235,7 +108235,7 @@ sqlite3VdbeChangeEncoding.exit4330.thread:        ; preds = %9369, %9368, %sqlit
   %9450 = load ptr, ptr %9444, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %206, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %206, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   store i16 1, ptr %207, align 4
   %9451 = getelementptr inbounds nuw i8, ptr %9444, i64 24
@@ -108319,7 +108319,7 @@ out2Prerelease.exit4336:                          ; preds = %9441, %9464, %9467
   %9490 = load ptr, ptr %9484, align 8
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %199, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %199, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   store i16 1, ptr %200, align 4
   %9491 = getelementptr inbounds nuw i8, ptr %9484, i64 24
@@ -109465,7 +109465,7 @@ define internal fastcc ptr @out2Prerelease(ptr %.104.val, i32 %.8.val) unnamed_a
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %1)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   %11 = getelementptr inbounds nuw i8, ptr %1, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2, i8 0, i64 56, i1 false)
   %12 = getelementptr inbounds nuw i8, ptr %2, i64 20
   store i16 1, ptr %12, align 4
@@ -109542,7 +109542,7 @@ define internal fastcc void @sqlite3VdbeMemShallowCopy(ptr noundef %0, ptr nound
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %12 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %12, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %13 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %13, align 4
@@ -115828,7 +115828,7 @@ sqlite3VdbeSerialTypeLen.exit:                    ; preds = %100, %103
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   %123 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %123, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %123, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %6, i8 0, i64 56, i1 false)
   %124 = getelementptr inbounds nuw i8, ptr %6, i64 20
   store i16 1, ptr %124, align 4
@@ -118235,7 +118235,7 @@ sqlite3GetVarint32.exit22:                        ; preds = %115, %124, %133
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %162 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %162, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %162, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %163 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %163, align 4
@@ -121792,7 +121792,7 @@ define internal fastcc range(i32 0, 263) i32 @sqlite3BtreeLockTable(ptr noundef
 45:                                               ; preds = %._crit_edge.i
   %46 = getelementptr inbounds nuw i8, ptr %9, i64 120
   %47 = getelementptr inbounds nuw i8, ptr %44, i64 12
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %47, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(12) %47, i8 0, i64 12, i1 false)
   %48 = getelementptr inbounds nuw i8, ptr %44, i64 8
   store i32 %1, ptr %48, align 8
   store ptr %0, ptr %44, align 8
@@ -122250,7 +122250,7 @@ sqlite3ValueText.exit30.thread:                   ; preds = %63, %sqlite3ValueTe
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   %88 = getelementptr inbounds nuw i8, ptr %7, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %88, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %88, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   %89 = getelementptr inbounds nuw i8, ptr %8, i64 20
   store i16 1, ptr %89, align 4
@@ -122340,7 +122340,7 @@ sqlite3VdbeMemReleaseMalloc.exit:                 ; preds = %80, %vdbeMemClear.e
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   %126 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %126, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %126, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %6, i8 0, i64 56, i1 false)
   %127 = getelementptr inbounds nuw i8, ptr %6, i64 20
   store i16 1, ptr %127, align 4
@@ -127317,7 +127317,7 @@ define internal fastcc range(i32 0, 8) i32 @btreeSetHasContent(ptr noundef captu
 
 .thread14:                                        ; preds = %5
   %9 = getelementptr inbounds nuw i8, ptr %8, i64 4
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(512) %9, i8 0, i64 508, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(508) %9, i8 0, i64 508, i1 false)
   store i32 %7, ptr %8, align 8
   store ptr %8, ptr %3, align 8
   br label %.thread
@@ -134737,7 +134737,7 @@ sqlite3FaultSim.exit.thread:                      ; preds = %3, %sqlite3FaultSim
 
 7:                                                ; preds = %sqlite3FaultSim.exit.thread
   %8 = getelementptr inbounds nuw i8, ptr %6, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(72) %8, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   store ptr %6, ptr %2, align 8
   %9 = getelementptr inbounds nuw i8, ptr %6, i64 8
   store ptr %1, ptr %9, align 8
@@ -138461,7 +138461,7 @@ sqlite3VdbeFinalize.exit:                         ; preds = %342, %sqlite3VdbeRe
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %9)
   %391 = getelementptr inbounds nuw i8, ptr %8, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %391, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %391, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %9, i8 0, i64 56, i1 false)
   %392 = getelementptr inbounds nuw i8, ptr %9, i64 20
   store i16 1, ptr %392, align 4
@@ -141974,7 +141974,7 @@ sqlite3DbFree.exit:                               ; preds = %.lr.ph.i, %32, %36,
 
 61:                                               ; preds = %30
   %62 = getelementptr inbounds nuw i8, ptr %31, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(48) %62, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %62, i8 0, i64 32, i1 false)
   store ptr %0, ptr %31, align 8
   %63 = getelementptr inbounds nuw i8, ptr %31, i64 8
   store ptr %2, ptr %63, align 8
@@ -144568,7 +144568,7 @@ sqlite3_malloc.exit:                              ; preds = %2
 
 6:                                                ; preds = %sqlite3_malloc.exit
   %7 = getelementptr inbounds nuw i8, ptr %4, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %7, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 32, i1 false)
   store ptr %0, ptr %4, align 8
   store ptr %4, ptr %1, align 8
   br label %sqlite3_malloc.exit.thread
@@ -154767,7 +154767,7 @@ sqlite3DbMallocRaw.exit.i.i:                      ; preds = %85, %83
 
 87:                                               ; preds = %sqlite3DbMallocRaw.exit.i.i
   %88 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %88, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %88, i8 0, i64 24, i1 false)
   store ptr %.0.i147, ptr %.0.i.i.i, align 8
   tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %88, ptr noundef nonnull readonly align 8 dereferenceable(16) %.1, i64 16, i1 false)
   %89 = getelementptr inbounds nuw i8, ptr %0, i64 416
@@ -154965,7 +154965,7 @@ sqlite3DbMallocRaw.exit.i160:                     ; preds = %171, %sqlite3AuthCh
 
 180:                                              ; preds = %sqlite3DbMallocRaw.exit.i160
   %181 = getelementptr inbounds nuw i8, ptr %174, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(104) %181, i8 0, i64 96, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(96) %181, i8 0, i64 96, i1 false)
   store ptr %.0122182, ptr %174, align 8
   %182 = getelementptr inbounds nuw i8, ptr %174, i64 52
   store i16 -1, ptr %182, align 4
@@ -155339,7 +155339,7 @@ sqlite3ResolveSelfReference.exit:                 ; preds = %sqlite3SchemaToInde
   call void @llvm.lifetime.start.p0(i64 112, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   %125 = getelementptr inbounds nuw i8, ptr %7, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %125, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %125, i8 0, i64 40, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %6, i8 0, i64 112, i1 false)
   store i32 1, ptr %6, align 8
   %126 = load ptr, ptr %14, align 8
@@ -156527,7 +156527,7 @@ sqlite3DbMallocRaw.exit.i.i:                      ; preds = %173, %171
 175:                                              ; preds = %sqlite3DbMallocRaw.exit.i.i
   %176 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 8
   %177 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 20
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %177, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(12) %177, i8 0, i64 12, i1 false)
   store ptr %.0.i, ptr %.0.i.i.i, align 8
   store ptr %.sroa.0159.0, ptr %176, align 8
   %.sroa.5.0..sroa_idx = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 16
@@ -156938,7 +156938,7 @@ sqlite3DbFree.exit:                               ; preds = %sqlite3DbSpanDup.ex
 77:                                               ; preds = %73
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %5)
   %78 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %78, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %78, i8 0, i64 24, i1 false)
   store ptr %0, ptr %5, align 8
   %79 = getelementptr inbounds nuw i8, ptr %5, i64 8
   store ptr @renameUnmapExprCb, ptr %79, align 8
@@ -157178,7 +157178,7 @@ sqlite3DbMallocRaw.exit.i.i:                      ; preds = %60, %58
 62:                                               ; preds = %sqlite3DbMallocRaw.exit.i.i
   %63 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 8
   %64 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 20
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %64, i8 0, i64 12, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(12) %64, i8 0, i64 12, i1 false)
   store ptr %8, ptr %.0.i.i.i, align 8
   store ptr %2, ptr %63, align 8
   %.sroa.4.0..sroa_idx = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 16
@@ -159613,7 +159613,7 @@ sqlite3DbMallocRaw.exit.i.i:                      ; preds = %71, %69
 
 73:                                               ; preds = %sqlite3DbMallocRaw.exit.i.i
   %74 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %74, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %74, i8 0, i64 24, i1 false)
   store ptr %64, ptr %.0.i.i.i, align 8
   tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %74, ptr noundef nonnull readonly align 8 dereferenceable(16) %2, i64 16, i1 false)
   %75 = getelementptr inbounds nuw i8, ptr %0, i64 416
@@ -161431,7 +161431,7 @@ sqlite3SelectDelete.exit:                         ; preds = %112, %113
 
 118:                                              ; preds = %117
   %119 = getelementptr inbounds nuw i8, ptr %9, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %119, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %119, i8 0, i64 32, i1 false)
   store ptr %0, ptr %9, align 8
   %120 = getelementptr inbounds nuw i8, ptr %9, i64 8
   store ptr @renameUnmapExprCb, ptr %120, align 8
@@ -161859,7 +161859,7 @@ sqlite3DbMallocRaw.exit.i.thread.i:               ; preds = %132
   %.0.i.i248.i = phi ptr [ %146, %sqlite3DbMallocRaw.exit.i.thread.i ], [ %145, %sqlite3DbMallocRaw.exit.i.i ]
   tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(104) %.0.i.i248.i, i8 0, i64 104, i1 false)
   %156 = getelementptr inbounds nuw i8, ptr %23, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %156, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %156, i8 0, i64 24, i1 false)
   store ptr %0, ptr %23, align 8
   %157 = getelementptr inbounds nuw i8, ptr %23, i64 8
   store ptr @agginfoPersistExprCb, ptr %157, align 8
@@ -161939,7 +161939,7 @@ sqlite3DbMallocRaw.exit.i.thread.i:               ; preds = %132
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %21)
   call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %22)
   %199 = getelementptr inbounds nuw i8, ptr %21, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %199, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %199, i8 0, i64 16, i1 false)
   %200 = getelementptr inbounds nuw i8, ptr %22, i64 32
   store i64 0, ptr %200, align 8
   %201 = getelementptr inbounds nuw i8, ptr %22, i64 16
@@ -162004,7 +162004,7 @@ selectWindowRewriteEList.exit.i:                  ; preds = %sqlite3WalkExprList
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %19)
   call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %20)
   %217 = getelementptr inbounds nuw i8, ptr %19, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %217, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %217, i8 0, i64 16, i1 false)
   %218 = getelementptr inbounds nuw i8, ptr %20, i64 32
   store i64 0, ptr %218, align 8
   %219 = getelementptr inbounds nuw i8, ptr %20, i64 16
@@ -162274,7 +162274,7 @@ exprListAppendList.exit185.i:                     ; preds = %295, %sqlite3ExprDu
 322:                                              ; preds = %312
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %17)
   call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %18)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %300, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %300, i8 0, i64 16, i1 false)
   store i64 0, ptr %301, align 8
   store ptr %.0244271.i, ptr %302, align 8
   store ptr %143, ptr %18, align 8
@@ -162625,7 +162625,7 @@ sqlite3WindowRewrite.exit:                        ; preds = %443, %sqlite3DbFree
   %453 = lshr i32 %452, 3
   %.lobit = and i32 %453, 1
   %454 = getelementptr inbounds nuw i8, ptr %25, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %454, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %454, i8 0, i64 40, i1 false)
   %455 = getelementptr inbounds nuw i8, ptr %1, i64 72
   %456 = load ptr, ptr %455, align 8
   store ptr %456, ptr %25, align 8
@@ -163605,7 +163605,7 @@ findLeftmostExprlist.exit.i:                      ; preds = %895
   br i1 %.not300.i, label %918, label %818, !llvm.loop !685
 
 918:                                              ; preds = %._crit_edge355.i, %833
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %473, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %473, i8 0, i64 24, i1 false)
   store ptr %0, ptr %11, align 8
   store ptr @agginfoPersistExprCb, ptr %474, align 8
   store ptr @sqlite3SelectWalkNoop, ptr %475, align 8
@@ -168054,7 +168054,7 @@ sqlite3WhereOrderByLimitOptLabel.exit:            ; preds = %2901, %2903
   %2986 = getelementptr inbounds nuw i8, ptr %2978, i64 52
   store i32 %2985, ptr %2986, align 4
   %2987 = getelementptr inbounds nuw i8, ptr %28, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %2987, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %2987, i8 0, i64 32, i1 false)
   store ptr %0, ptr %28, align 8
   %2988 = getelementptr inbounds nuw i8, ptr %28, i64 8
   store ptr %.2798, ptr %2988, align 8
@@ -168085,7 +168085,7 @@ sqlite3WhereOrderByLimitOptLabel.exit:            ; preds = %2901, %2903
 2999:                                             ; preds = %2998
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %14)
   %3000 = getelementptr inbounds nuw i8, ptr %14, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %3000, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3000, i8 0, i64 24, i1 false)
   store ptr %0, ptr %14, align 8
   %3001 = getelementptr inbounds nuw i8, ptr %14, i64 8
   store ptr @havingToWhereExprCb, ptr %3001, align 8
@@ -169373,7 +169373,7 @@ sqlite3DbMallocRaw.exit.i.i:                      ; preds = %42, %40
 
 44:                                               ; preds = %sqlite3DbMallocRaw.exit.i.i
   %45 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %45, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %45, i8 0, i64 24, i1 false)
   store ptr %31, ptr %.0.i.i.i, align 8
   tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %45, ptr noundef nonnull readonly align 8 dereferenceable(16) %37, i64 16, i1 false)
   %46 = getelementptr inbounds nuw i8, ptr %0, i64 416
@@ -169967,7 +169967,7 @@ sqlite3DbMallocRaw.exit.i.i:                      ; preds = %57, %55
 
 59:                                               ; preds = %sqlite3DbMallocRaw.exit.i.i
   %60 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %60, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %60, i8 0, i64 24, i1 false)
   store ptr %52, ptr %.0.i.i.i, align 8
   tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %60, ptr noundef nonnull readonly align 8 dereferenceable(16) %2, i64 16, i1 false)
   %61 = getelementptr inbounds nuw i8, ptr %0, i64 416
@@ -170747,7 +170747,7 @@ sqlite3DbMallocRaw.exit.i:                        ; preds = %10, %8
 
 12:                                               ; preds = %sqlite3DbMallocRaw.exit.i
   %13 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %13, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %13, i8 0, i64 24, i1 false)
   store ptr %1, ptr %.0.i.i, align 8
   %14 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 8
   tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %14, ptr noundef nonnull align 8 dereferenceable(16) %2, i64 16, i1 false)
@@ -171436,7 +171436,7 @@ sqlite3AuthCheck.exit.thread:                     ; preds = %161, %sqlite3Schema
 
 191:                                              ; preds = %190, %189
   %192 = getelementptr inbounds nuw i8, ptr %6, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %192, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %192, i8 0, i64 40, i1 false)
   store ptr %0, ptr %6, align 8
   %193 = getelementptr inbounds nuw i8, ptr %6, i64 8
   store ptr %1, ptr %193, align 8
@@ -172163,7 +172163,7 @@ exprListDeleteNN.exit.i:                          ; preds = %23
 
 27:                                               ; preds = %sqlite3DbMallocRaw.exit.i
   %28 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(240) %28, i8 0, i64 224, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(224) %28, i8 0, i64 224, i1 false)
   %29 = getelementptr inbounds nuw i8, ptr %0, i64 208
   store ptr %.0.i.i, ptr %29, align 8
   store ptr %0, ptr %.0.i.i, align 8
@@ -172711,7 +172711,7 @@ sqlite3PrimaryKeyIndex.exit:                      ; preds = %117, %.lr.ph.i, %10
 
 ._crit_edge180:                                   ; preds = %.lr.ph179, %146
   %160 = getelementptr inbounds nuw i8, ptr %11, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %160, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %160, i8 0, i64 32, i1 false)
   store ptr %0, ptr %11, align 8
   %161 = getelementptr inbounds nuw i8, ptr %11, i64 8
   store ptr %1, ptr %161, align 8
@@ -174922,7 +174922,7 @@ sqlite3ExprUnmapAndDelete.exit.thread:            ; preds = %51
 sqlite3RenameExprUnmap.exit.i:                    ; preds = %.thread
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %5)
   %65 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %65, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %65, i8 0, i64 24, i1 false)
   store ptr %0, ptr %5, align 8
   %66 = getelementptr inbounds nuw i8, ptr %5, i64 8
   store ptr @renameUnmapExprCb, ptr %66, align 8
@@ -175724,7 +175724,7 @@ sqlite3ReleaseTempReg.exit:                       ; preds = %sqlite3VdbeJumpHere
 
 364:                                              ; preds = %.loopexit726
   %365 = getelementptr inbounds nuw i8, ptr %11, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %365, i8 0, i64 48, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %365, i8 0, i64 48, i1 false)
   store ptr %0, ptr %11, align 8
   %.not559 = icmp eq ptr %.1524, null
   br i1 %.not559, label %sqlite3ReleaseTempReg.exit631.thread, label %366
@@ -176922,7 +176922,7 @@ sqlite3ExprDelete.exit40:                         ; preds = %sqlite3ExprListDele
 
 40:                                               ; preds = %sqlite3DbMallocRaw.exit.i
   %41 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 41
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(88) %41, i8 0, i64 47, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(47) %41, i8 0, i64 47, i1 false)
   store ptr %1, ptr %.0.i.i, align 8
   %42 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 8
   store ptr %2, ptr %42, align 8
@@ -177126,7 +177126,7 @@ sqlite3DbMallocRaw.exit.i.i:                      ; preds = %77, %75
 
 79:                                               ; preds = %sqlite3DbMallocRaw.exit.i.i
   %80 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %80, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %80, i8 0, i64 24, i1 false)
   store ptr %39, ptr %.0.i.i.i, align 8
   tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %80, ptr noundef nonnull readonly align 8 dereferenceable(16) %2, i64 16, i1 false)
   %81 = getelementptr inbounds nuw i8, ptr %0, i64 416
@@ -178285,7 +178285,7 @@ define internal fastcc void @sqlite3ExprUnmapAndDelete(ptr noundef %0, ptr nound
 sqlite3RenameExprUnmap.exit:                      ; preds = %4
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3)
   %8 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %8, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   store ptr %0, ptr %3, align 8
   %9 = getelementptr inbounds nuw i8, ptr %3, i64 8
   store ptr @renameUnmapExprCb, ptr %9, align 8
@@ -179077,7 +179077,7 @@ sqlite3TwoPartName.exit:                          ; preds = %21, %25
   call void @llvm.lifetime.start.p0(i64 112, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   %31 = getelementptr inbounds nuw i8, ptr %6, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %31, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %31, i8 0, i64 40, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %5, i8 0, i64 112, i1 false)
   store ptr %0, ptr %6, align 8
   %32 = getelementptr inbounds nuw i8, ptr %6, i64 8
@@ -187024,7 +187024,7 @@ sqlite3DbMallocRaw.exit.i:                        ; preds = %241, %239
 
 243:                                              ; preds = %sqlite3DbMallocRaw.exit.i
   %244 = getelementptr inbounds nuw i8, ptr %.0.i.i251, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(72) %244, i8 0, i64 64, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(64) %244, i8 0, i64 64, i1 false)
   store ptr %167, ptr %.0.i.i251, align 8
   %245 = load ptr, ptr %60, align 8
   %246 = call fastcc ptr @sqlite3DbStrDup(ptr noundef nonnull %13, ptr noundef %245)
@@ -187482,7 +187482,7 @@ sqlite3DbMallocRaw.exit.i:                        ; preds = %7, %5
 
 11:                                               ; preds = %sqlite3DbMallocRaw.exit.i
   %12 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 2
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(96) %12, i8 0, i64 94, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(94) %12, i8 0, i64 94, i1 false)
   store i8 -118, ptr %.0.i.i, align 8
   %13 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 16
   store ptr %1, ptr %13, align 8
@@ -213205,7 +213205,7 @@ define internal fastcc range(i32 0, 3) i32 @sqlite3ResolveSelfReference(ptr noun
   %7 = alloca %struct.SrcList, align 8
   %8 = alloca %struct.NameContext, align 8
   %9 = getelementptr inbounds nuw i8, ptr %8, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %9, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %9, i8 0, i64 40, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %7, i8 0, i64 112, i1 false)
   %.not = icmp eq ptr %1, null
   br i1 %.not, label %23, label %10
@@ -213554,7 +213554,7 @@ sqlite3DbMallocRaw.exit.i:                        ; preds = %16, %14
 
 18:                                               ; preds = %sqlite3DbMallocRaw.exit.i
   %19 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(104) %19, i8 0, i64 96, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(96) %19, i8 0, i64 96, i1 false)
   %20 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 44
   store i32 1, ptr %20, align 4
   store ptr null, ptr %.0.i.i, align 8
@@ -218913,7 +218913,7 @@ sqlite3WalkExpr.exit370:                          ; preds = %1842, %1837, %1833
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3)
   call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %3, i8 0, i64 40, i1 false)
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1844, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %1844, i8 0, i64 16, i1 false)
   store ptr @exprRefToSrcList, ptr %1845, align 8
   store ptr @selectRefEnter, ptr %1846, align 8
   store ptr @selectRefLeave, ptr %1847, align 8
@@ -219532,7 +219532,7 @@ define internal range(i32 1, 3) i32 @resolveSelectStep(ptr noundef readonly capt
   %57 = load i32, ptr %56, align 4
   %58 = or i32 %57, 4
   store i32 %58, ptr %56, align 4
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %54, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %54, i8 0, i64 40, i1 false)
   store ptr %14, ptr %7, align 8
   store ptr %.0108202, ptr %25, align 8
   %59 = getelementptr inbounds nuw i8, ptr %.0108202, i64 96
@@ -227130,7 +227130,7 @@ define internal fastcc i32 @resolveOrderByTermToExprList(ptr noundef %0, ptr %.3
   %3 = alloca %struct.Walker, align 8
   %4 = alloca %struct.NameContext, align 8
   %5 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 32, i1 false)
   store ptr %0, ptr %4, align 8
   %6 = getelementptr inbounds nuw i8, ptr %4, i64 8
   store ptr %.40.val, ptr %6, align 8
@@ -227824,7 +227824,7 @@ sqlite3WithPush.exit:                             ; preds = %38, %sqlite3ParserA
   %49 = getelementptr inbounds nuw [1 x %struct.Cte], ptr %6, i64 0, i64 %indvars.iv
   %50 = getelementptr inbounds nuw i8, ptr %49, i64 16
   %51 = load ptr, ptr %50, align 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %47, i8 0, i64 48, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %47, i8 0, i64 48, i1 false)
   store ptr %5, ptr %3, align 8
   br i1 %.not28, label %53, label %52
 
@@ -227850,7 +227850,7 @@ sqlite3WithPush.exit:                             ; preds = %38, %sqlite3ParserA
   br i1 %.not.i30, label %sqlite3RenameExprlistUnmap.exit, label %62
 
 62:                                               ; preds = %58
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %44, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %44, i8 0, i64 32, i1 false)
   store ptr %5, ptr %2, align 8
   store ptr @renameUnmapExprCb, ptr %45, align 8
   %63 = load i32, ptr %61, align 8
@@ -234304,7 +234304,7 @@ define internal fastcc ptr @sqlite3WhereBegin(ptr noundef %0, ptr noundef %1, pt
   %19 = load ptr, ptr %18, align 8
   %20 = load ptr, ptr %0, align 8
   %21 = getelementptr inbounds nuw i8, ptr %17, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %21, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %21, i8 0, i64 16, i1 false)
   %.not = icmp eq ptr %3, null
   br i1 %.not, label %26, label %22
 
@@ -240308,7 +240308,7 @@ define internal fastcc void @sqlite3WindowCodeStep(ptr noundef %0, ptr noundef n
   %23 = add nsw i32 %22, -1
   store i32 %23, ptr %21, align 4
   %24 = getelementptr inbounds nuw i8, ptr %6, i64 32
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %24, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %24, i8 0, i64 40, i1 false)
   store ptr %0, ptr %6, align 8
   %25 = getelementptr inbounds nuw i8, ptr %6, i64 8
   store ptr %8, ptr %25, align 8
@@ -308231,7 +308231,7 @@ sqlite3DbMallocZero.exit80.thread:                ; preds = %sqlite3DbMallocRaw.
 sqlite3ParseObjectInit.exit:                      ; preds = %25, %42
   %43 = phi ptr [ null, %25 ], [ %.pre, %42 ]
   %44 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %44, i8 0, i64 48, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %44, i8 0, i64 48, i1 false)
   store ptr %8, ptr %7, align 8
   %45 = getelementptr inbounds nuw i8, ptr %8, i64 184
   store ptr %2, ptr %45, align 8
@@ -312699,7 +312699,7 @@ sqlite3PExpr.exit:                                ; preds = %161, %sqlite3ExprAt
 166:                                              ; preds = %sqlite3PExpr.exit, %._crit_edge
   %.184 = phi ptr [ %165, %sqlite3PExpr.exit ], [ %.083.lcssa, %._crit_edge ]
   %167 = getelementptr inbounds nuw i8, ptr %10, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %167, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %167, i8 0, i64 40, i1 false)
   %168 = getelementptr inbounds nuw i8, ptr %10, i64 8
   store ptr %1, ptr %168, align 8
   store ptr %0, ptr %10, align 8
@@ -326208,7 +326208,7 @@ define internal fastcc range(i32 0, 3) i32 @sqlite3UpsertAnalyzeTarget(ptr nound
   %6 = alloca [2 x %struct.Expr], align 16
   %7 = alloca [16 x i8], align 16
   %8 = getelementptr inbounds nuw i8, ptr %5, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %8, i8 0, i64 40, i1 false)
   store ptr %0, ptr %5, align 8
   %9 = getelementptr inbounds nuw i8, ptr %5, i64 8
   store ptr %1, ptr %9, align 8
@@ -328911,7 +328911,7 @@ sqlite3_value_text.exit45:                        ; preds = %167, %172
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %186 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %186, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %186, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %187 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %187, align 4
@@ -329164,7 +329164,7 @@ sqlite3DbMallocRaw.exit.i.i:                      ; preds = %92, %90
 
 94:                                               ; preds = %sqlite3DbMallocRaw.exit.i.i
   %95 = getelementptr inbounds nuw i8, ptr %.0.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(32) %95, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(24) %95, i8 0, i64 24, i1 false)
   store ptr %87, ptr %.0.i.i.i, align 8
   tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %95, ptr noundef nonnull readonly align 8 dereferenceable(16) %2, i64 16, i1 false)
   %96 = getelementptr inbounds nuw i8, ptr %0, i64 416
@@ -330451,7 +330451,7 @@ sqlite3ReadSchema.exit:                           ; preds = %44, %31
 
 65:                                               ; preds = %62
   %66 = getelementptr inbounds nuw i8, ptr %11, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %66, i8 0, i64 48, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %66, i8 0, i64 48, i1 false)
   store ptr %0, ptr %11, align 8
   %.not.i48 = icmp eq ptr %4, null
   br i1 %.not.i48, label %resolveAttachExpr.exit.thread, label %67
@@ -335098,7 +335098,7 @@ sqlite3_value_int.exit:                           ; preds = %15, %19, %22, %24,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %80 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %80, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %80, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %81 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %81, align 4
@@ -335709,7 +335709,7 @@ sqlite3ExprIsConstant.exit:                       ; preds = %2
 sqlite3RenameExprUnmap.exit:                      ; preds = %11
   call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3)
   %15 = getelementptr inbounds nuw i8, ptr %3, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %15, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %15, i8 0, i64 24, i1 false)
   store ptr %0, ptr %3, align 8
   %16 = getelementptr inbounds nuw i8, ptr %3, i64 8
   store ptr @renameUnmapExprCb, ptr %16, align 8
@@ -335961,7 +335961,7 @@ sqlite3_value_text.exit:                          ; preds = %16, %21
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %32 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %32, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %32, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %33 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %33, align 4
@@ -336805,7 +336805,7 @@ sqlite3_value_subtype.exit:                       ; preds = %3, %10
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %22 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %22, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %22, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %23 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %23, align 4
@@ -336953,7 +336953,7 @@ sqlite3_value_bytes.exit:                         ; preds = %23, %28, %32, %35,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %9)
   %49 = getelementptr inbounds nuw i8, ptr %8, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %49, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %49, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %9, i8 0, i64 56, i1 false)
   %50 = getelementptr inbounds nuw i8, ptr %9, i64 20
   store i16 1, ptr %50, align 4
@@ -337096,7 +337096,7 @@ sqlite3_value_text.exit:                          ; preds = %84, %89
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   %113 = getelementptr inbounds nuw i8, ptr %6, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %113, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %113, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   %114 = getelementptr inbounds nuw i8, ptr %7, i64 20
   store i16 1, ptr %114, align 4
@@ -337173,7 +337173,7 @@ sqlite3_result_int.exit28:                        ; preds = %._crit_edge, %132,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %149 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %149, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %149, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %150 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %150, align 4
@@ -337327,7 +337327,7 @@ sqlite3_value_bytes.exit:                         ; preds = %27, %32, %36, %39,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %12)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %13)
   %53 = getelementptr inbounds nuw i8, ptr %12, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %53, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %53, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %13, i8 0, i64 56, i1 false)
   %54 = getelementptr inbounds nuw i8, ptr %13, i64 20
   store i16 1, ptr %54, align 4
@@ -337462,7 +337462,7 @@ sqlite3_value_bytes.exit20:                       ; preds = %93, %98, %102, %105
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %10)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %11)
   %122 = getelementptr inbounds nuw i8, ptr %10, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %122, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %122, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %11, i8 0, i64 56, i1 false)
   %123 = getelementptr inbounds nuw i8, ptr %11, i64 20
   store i16 1, ptr %123, align 4
@@ -337589,7 +337589,7 @@ sqlite3_value_bytes.exit33:                       ; preds = %156, %161, %165, %1
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %9)
   %182 = getelementptr inbounds nuw i8, ptr %8, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %182, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %182, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %9, i8 0, i64 56, i1 false)
   %183 = getelementptr inbounds nuw i8, ptr %9, i64 20
   store i16 1, ptr %183, align 4
@@ -337708,7 +337708,7 @@ sqlite3_value_bytes16.exit:                       ; preds = %211, %216, %220, %2
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   %237 = getelementptr inbounds nuw i8, ptr %6, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %237, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %237, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   %238 = getelementptr inbounds nuw i8, ptr %7, i64 20
   store i16 1, ptr %238, align 4
@@ -337784,7 +337784,7 @@ sqlite3_result_int.exit52:                        ; preds = %sqlite3_value_bytes
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %273 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %273, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %273, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %274 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %274, align 4
@@ -338343,7 +338343,7 @@ sqlite3_value_bytes.exit86.thread:                ; preds = %69, %67, %.critedge
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %237 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %237, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %237, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %238 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %238, align 4
@@ -338744,7 +338744,7 @@ sqlite3Utf8Read.exit:                             ; preds = %25, %._crit_edge.i
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %58 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %58, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %58, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %59 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %59, align 4
@@ -339103,7 +339103,7 @@ sqlite3_value_int64.exit.thread:                  ; preds = %29, %33, %35, %51,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %9)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %10)
   %60 = getelementptr inbounds nuw i8, ptr %9, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %60, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %60, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %10, i8 0, i64 56, i1 false)
   %61 = getelementptr inbounds nuw i8, ptr %10, i64 20
   store i16 1, ptr %61, align 4
@@ -339178,7 +339178,7 @@ sqlite3_result_int64.exit:                        ; preds = %sqlite3_value_int64
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   %95 = getelementptr inbounds nuw i8, ptr %7, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %95, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %95, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   %96 = getelementptr inbounds nuw i8, ptr %8, i64 20
   store i16 1, ptr %96, align 4
@@ -339294,7 +339294,7 @@ sqlite3_value_double.exit:                        ; preds = %125, %129, %132, %1
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %152 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %152, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %152, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %153 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %153, align 4
@@ -339585,7 +339585,7 @@ sqlite3_free.exit:                                ; preds = %sqlite3_free.exitth
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %119 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %119, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %119, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %120 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %120, align 4
@@ -340627,7 +340627,7 @@ define internal void @randomFunc(ptr noundef readonly captures(none) %0, i32 %1,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %21 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %21, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %22 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %22, align 4
@@ -341423,7 +341423,7 @@ sqlite3StrAccumFinish.exit:                       ; preds = %strAccumFinishReall
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %219 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %219, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %219, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %220 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %220, align 4
@@ -341549,7 +341549,7 @@ define internal void @last_insert_rowid(ptr noundef readonly captures(none) %0,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %17, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %17, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %18, align 4
@@ -341630,7 +341630,7 @@ define internal void @changes(ptr noundef readonly captures(none) %0, i32 %1, pt
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %17, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %17, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %18, align 4
@@ -341711,7 +341711,7 @@ define internal void @total_changes(ptr noundef readonly captures(none) %0, i32
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %17 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %17, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %17, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %18 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %18, align 4
@@ -343382,7 +343382,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   %51 = getelementptr inbounds nuw i8, ptr %6, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %51, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %51, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   %52 = getelementptr inbounds nuw i8, ptr %7, i64 20
   store i16 1, ptr %52, align 4
@@ -343462,7 +343462,7 @@ sqlite3VdbeMemSetNull.exit.i.i17:                 ; preds = %73, %70, %42
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %88 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %88, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %88, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %89 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %89, align 4
@@ -343544,7 +343544,7 @@ sqlite3VdbeMemSetNull.exit.i.i23:                 ; preds = %110, %107, %80
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %127 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %127, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %127, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %128 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %128, align 4
@@ -344067,7 +344067,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %41 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %41, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %41, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %42 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %42, align 4
@@ -344219,7 +344219,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %47 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %47, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %47, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %48 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %48, align 4
@@ -344424,7 +344424,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %30 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %30, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %30, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %31 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %31, align 4
@@ -345643,7 +345643,7 @@ sqlite3_value_int64.exit:                         ; preds = %18, %22, %25, %27,
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   %48 = getelementptr inbounds nuw i8, ptr %7, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %48, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %48, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   %49 = getelementptr inbounds nuw i8, ptr %8, i64 20
   store i16 1, ptr %49, align 4
@@ -345765,7 +345765,7 @@ sqlite3_value_double.exit:                        ; preds = %85, %89, %92, %94
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %111 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %111, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %111, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %112 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %112, align 4
@@ -346008,7 +346008,7 @@ sqlite3_value_double.exit25:                      ; preds = %49, %53, %58
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %92 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %92, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %92, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %93 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %93, align 4
@@ -346153,7 +346153,7 @@ sqlite3_value_double.exit:                        ; preds = %16, %20, %23, %25
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %46 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %46, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %46, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %47 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %47, align 4
@@ -346349,7 +346349,7 @@ sqlite3_value_double.exit20:                      ; preds = %45, %49, %52, %54
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %75 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %75, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %75, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %76 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %76, align 4
@@ -346493,7 +346493,7 @@ define internal void @piFunc(ptr noundef readonly captures(none) %0, i32 %1, ptr
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %13 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %13, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %13, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %14 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %14, align 4
@@ -346624,7 +346624,7 @@ sqlite3_value_double.exit:                        ; preds = %16, %20, %23, %25
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %43 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %43, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %43, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %44 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %44, align 4
@@ -347647,7 +347647,7 @@ sqlite3BtreeLeave.exit.i.i:                       ; preds = %unlockBtreeMutex.ex
   store ptr null, ptr %174, align 8
   %251 = call fastcc i32 @renameParseSql(ptr noundef %8, ptr noundef %.0.i.i147, ptr noundef nonnull %12, ptr noundef %.0.i.i, i32 noundef %173)
   %252 = getelementptr inbounds nuw i8, ptr %9, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %252, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %252, i8 0, i64 16, i1 false)
   store ptr %8, ptr %9, align 8
   %253 = getelementptr inbounds nuw i8, ptr %9, i64 8
   store ptr @renameColumnExprCb, ptr %253, align 8
@@ -348966,7 +348966,7 @@ sqlite3BtreeEnterAll.exit:                        ; preds = %116, %btreeEnterAll
   %141 = getelementptr inbounds nuw i8, ptr %6, i64 16
   store ptr %140, ptr %141, align 8
   %142 = getelementptr inbounds nuw i8, ptr %7, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %142, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %142, i8 0, i64 16, i1 false)
   store ptr %5, ptr %7, align 8
   %143 = getelementptr inbounds nuw i8, ptr %7, i64 8
   store ptr @renameTableExprCb, ptr %143, align 8
@@ -349002,7 +349002,7 @@ sqlite3BtreeEnterAll.exit:                        ; preds = %116, %btreeEnterAll
   %162 = getelementptr inbounds nuw i8, ptr %154, i64 64
   %163 = load ptr, ptr %162, align 8
   %164 = getelementptr inbounds nuw i8, ptr %8, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %164, i8 0, i64 48, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %164, i8 0, i64 48, i1 false)
   store ptr %5, ptr %8, align 8
   %165 = getelementptr inbounds nuw i8, ptr %163, i64 4
   %166 = load i32, ptr %165, align 4
@@ -350074,7 +350074,7 @@ sqlite3_value_int.exit69:                         ; preds = %104, %108, %111, %1
 
 152:                                              ; preds = %148
   %153 = getelementptr inbounds nuw i8, ptr %9, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %153, i8 0, i64 48, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %153, i8 0, i64 48, i1 false)
   store ptr %8, ptr %9, align 8
   %154 = getelementptr inbounds nuw i8, ptr %146, i64 64
   %155 = load ptr, ptr %154, align 8
@@ -350240,7 +350240,7 @@ sqlite3FindDbName.exit:                           ; preds = %sqlite3_stricmp.exi
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %232 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %232, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %232, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %233 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %233, align 4
@@ -350824,7 +350824,7 @@ sqlite3BtreeEnterAll.exit:                        ; preds = %sqlite3_value_text.
 74:                                               ; preds = %71
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 32, i1 false)
   %75 = getelementptr inbounds nuw i8, ptr %6, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %75, i8 0, i64 16, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %75, i8 0, i64 16, i1 false)
   store ptr %4, ptr %6, align 8
   %76 = getelementptr inbounds nuw i8, ptr %6, i64 8
   store ptr @renameQuotefixExprCb, ptr %76, align 8
@@ -351622,7 +351622,7 @@ define internal fastcc i32 @renameResolveTrigger(ptr noundef nonnull %0) unnamed
   %8 = getelementptr inbounds nuw i8, ptr %0, i64 368
   %9 = load ptr, ptr %8, align 8
   %10 = getelementptr inbounds nuw i8, ptr %6, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %10, i8 0, i64 48, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %10, i8 0, i64 48, i1 false)
   store ptr %0, ptr %6, align 8
   %11 = getelementptr inbounds nuw i8, ptr %9, i64 8
   %12 = load ptr, ptr %11, align 8
@@ -353636,7 +353636,7 @@ sqlite3_aggregate_context.exit.thread:            ; preds = %sqlite3VdbeMemClear
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %33 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %33, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %33, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %34 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %34, align 4
@@ -353831,7 +353831,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1, %22
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %37 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %37, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %37, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %38 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %38, align 4
@@ -354024,7 +354024,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1, %22
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %32 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %32, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %32, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %33 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %33, align 4
@@ -354226,7 +354226,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1, %24
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %43 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %43, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %43, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %44 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %44, align 4
@@ -354306,7 +354306,7 @@ sqlite3VdbeMemSetNull.exit.i.i:                   ; preds = %65, %62, %31
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %80 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %80, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %80, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %81 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %81, align 4
@@ -354535,7 +354535,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %34 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %34, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %34, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %35 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %35, align 4
@@ -354880,7 +354880,7 @@ sqlite3_aggregate_context.exit:                   ; preds = %1, %26
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   %47 = getelementptr inbounds nuw i8, ptr %6, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %47, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %47, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   %48 = getelementptr inbounds nuw i8, ptr %7, i64 20
   store i16 1, ptr %48, align 4
@@ -354970,7 +354970,7 @@ sqlite3_result_int64.exit:                        ; preds = %36, %66, %69
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %93 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %93, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %93, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %94 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %94, align 4
@@ -355049,7 +355049,7 @@ sqlite3_result_int64.exit34:                      ; preds = %83, %112, %115
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %2)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3)
   %132 = getelementptr inbounds nuw i8, ptr %2, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %132, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %132, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %3, i8 0, i64 56, i1 false)
   %133 = getelementptr inbounds nuw i8, ptr %3, i64 20
   store i16 1, ptr %133, align 4
@@ -356296,7 +356296,7 @@ computeJD.exit:                                   ; preds = %.computeJD.exit_cri
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %83 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %83, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %83, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %84 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %84, align 4
@@ -356506,7 +356506,7 @@ computeJD.exit:                                   ; preds = %.computeJD.exit_cri
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   %88 = getelementptr inbounds nuw i8, ptr %6, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %88, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %88, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   %89 = getelementptr inbounds nuw i8, ptr %7, i64 20
   store i16 1, ptr %89, align 4
@@ -356584,7 +356584,7 @@ sqlite3_result_double.exit:                       ; preds = %76, %107, %110
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %126 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %126, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %126, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %127 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %127, align 4
@@ -360151,7 +360151,7 @@ sqlite3_stricmp.exit295.thread.i:                 ; preds = %495
   %.0212.i = phi i64 [ %513, %512 ], [ %515, %computeJD.exit.i ]
   %.0211.i = phi i32 [ 0, %512 ], [ %570, %computeJD.exit.i ]
   %.0210.i = phi i64 [ 0, %512 ], [ %569, %computeJD.exit.i ]
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %315, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %315, i8 0, i64 40, i1 false)
   %515 = sub nsw i64 %.0212.i, %.0210.i
   store i64 %515, ptr %6, align 8
   store i8 1, ptr %313, align 8
@@ -360265,7 +360265,7 @@ computeJD.exit.i:                                 ; preds = %563, %550, %529, %5
   br i1 %or.cond247.i, label %514, label %.critedge.i, !llvm.loop !1367
 
 .critedge.i:                                      ; preds = %computeJD.exit.i
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %290, i8 0, i64 40, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %290, i8 0, i64 40, i1 false)
   store i64 %515, ptr %3, align 8
   store i8 1, ptr %289, align 8
   store i8 2, ptr %309, align 1
@@ -362498,7 +362498,7 @@ jsonbArrayCount.exit:                             ; preds = %jsonbArrayCount.exi
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %85 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %85, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %85, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %86 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %86, align 4
@@ -363034,7 +363034,7 @@ jsonParseReset.exit:                              ; preds = %195, %sqlite3DbFree
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %212 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %212, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %212, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %213 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %213, align 4
@@ -364700,7 +364700,7 @@ sqlite3_value_int64.exit.thread:                  ; preds = %20, %25, %27, %sqli
 
 57:                                               ; preds = %55
   %58 = getelementptr inbounds nuw i8, ptr %7, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %58, i8 0, i64 64, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %58, i8 0, i64 64, i1 false)
   %59 = load ptr, ptr %2, align 8
   %60 = tail call ptr @sqlite3_value_blob(ptr noundef %59)
   store ptr %60, ptr %7, align 8
@@ -364846,7 +364846,7 @@ jsonParseFree.exit:                               ; preds = %sqlite3DbFree.exit.
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   %128 = getelementptr inbounds nuw i8, ptr %4, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %128, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %128, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %5, i8 0, i64 56, i1 false)
   %129 = getelementptr inbounds nuw i8, ptr %5, i64 20
   store i16 1, ptr %129, align 4
@@ -367069,7 +367069,7 @@ sqlite3DbMallocRaw.exit.i:                        ; preds = %19, %17
 
 21:                                               ; preds = %sqlite3DbMallocRaw.exit.i
   %22 = getelementptr inbounds nuw i8, ptr %.0.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(48) %22, i8 0, i64 40, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(40) %22, i8 0, i64 40, i1 false)
   store ptr %16, ptr %.0.i.i, align 8
   %23 = load ptr, ptr %3, align 8
   %24 = getelementptr inbounds nuw i8, ptr %23, i64 296
@@ -373427,7 +373427,7 @@ sqlite3_value_subtype.exit.thread:                ; preds = %sqlite3_value_bytes
 
 179:                                              ; preds = %177
   %180 = getelementptr inbounds nuw i8, ptr %4, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %180, i8 0, i64 64, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %180, i8 0, i64 64, i1 false)
   %181 = tail call ptr @sqlite3_value_blob(ptr noundef nonnull %1)
   store ptr %181, ptr %4, align 8
   %182 = load i16, ptr %5, align 4
@@ -373652,7 +373652,7 @@ sqlite3_value_bytes.exit:                         ; preds = %18, %23, %27, %34
 
 43:                                               ; preds = %39
   %44 = getelementptr inbounds nuw i8, ptr %3, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %44, i8 0, i64 64, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %44, i8 0, i64 64, i1 false)
   store ptr %11, ptr %3, align 8
   %45 = getelementptr inbounds nuw i8, ptr %3, i64 8
   store i32 %.0.i.i, ptr %45, align 8
@@ -374490,7 +374490,7 @@ sqlite3DbFree.exit128:                            ; preds = %82
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   %99 = getelementptr inbounds nuw i8, ptr %7, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %99, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %99, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   %100 = getelementptr inbounds nuw i8, ptr %8, i64 20
   store i16 1, ptr %100, align 4
@@ -374747,7 +374747,7 @@ jsonReturnTextJsonFromBlob.exit:                  ; preds = %228, %229
   call void @llvm.lifetime.start.p0(i64 72, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 136, ptr nonnull %6)
   %242 = getelementptr inbounds nuw i8, ptr %5, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %242, i8 0, i64 64, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %242, i8 0, i64 64, i1 false)
   store ptr %24, ptr %5, align 8
   store i32 %241, ptr %242, align 8
   store ptr %2, ptr %6, align 8
@@ -380452,7 +380452,7 @@ define internal noundef i32 @jsonEachColumn(ptr noundef %0, ptr noundef %1, i32
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %12)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %13)
   %74 = getelementptr inbounds nuw i8, ptr %12, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %74, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %74, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %13, i8 0, i64 56, i1 false)
   %75 = getelementptr inbounds nuw i8, ptr %13, i64 20
   store i16 1, ptr %75, align 4
@@ -380650,7 +380650,7 @@ jsonSkipLabel.exit84:                             ; preds = %157, %165
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %8)
   %187 = getelementptr inbounds nuw i8, ptr %7, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %187, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %187, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %8, i8 0, i64 56, i1 false)
   %188 = getelementptr inbounds nuw i8, ptr %8, i64 20
   store i16 1, ptr %188, align 4
@@ -380744,7 +380744,7 @@ sqlite3_result_int64.exit90:                      ; preds = %176, %206, %209
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5)
   call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %6)
   %235 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %235, i8 0, i64 32, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %235, i8 0, i64 32, i1 false)
   call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %6, i8 0, i64 56, i1 false)
   %236 = getelementptr inbounds nuw i8, ptr %6, i64 20
   store i16 1, ptr %236, align 4
diff --git a/bench/tinygltf/optimized/tiny_gltf.ll b/bench/tinygltf/optimized/tiny_gltf.ll
index c137f5eaa92..705d16ba604 100644
--- a/bench/tinygltf/optimized/tiny_gltf.ll
+++ b/bench/tinygltf/optimized/tiny_gltf.ll
@@ -5850,7 +5850,7 @@ define void @stbi_flip_vertically_on_write(i32 noundef %0) local_unnamed_addr #4
 define noundef range(i32 0, 2) i32 @stbi_write_bmp_to_func(ptr noundef %0, ptr noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, ptr noundef readonly captures(none) %5) local_unnamed_addr #5 {
   %7 = alloca %struct.stbi__write_context, align 8
   %8 = getelementptr inbounds nuw i8, ptr %7, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %8, i8 0, i64 72, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %8, i8 0, i64 72, i1 false)
   store ptr %0, ptr %7, align 8
   %9 = getelementptr inbounds nuw i8, ptr %7, i64 8
   store ptr %1, ptr %9, align 8
@@ -5891,7 +5891,7 @@ define internal fastcc noundef range(i32 0, 2) i32 @_ZL19stbi_write_bmp_coreP19s
 define range(i32 0, 2) i32 @stbi_write_bmp(ptr noundef readonly captures(none) %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, ptr noundef readonly captures(none) %4) local_unnamed_addr #5 {
   %6 = alloca %struct.stbi__write_context, align 8
   %7 = getelementptr inbounds nuw i8, ptr %6, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %7, i8 0, i64 72, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %7, i8 0, i64 72, i1 false)
   %8 = tail call noalias noundef ptr @fopen(ptr noundef readonly %0, ptr noundef nonnull @.str.5)
   store ptr @_ZL17stbi__stdio_writePvS_i, ptr %6, align 8
   %9 = getelementptr inbounds nuw i8, ptr %6, i64 8
@@ -5914,7 +5914,7 @@ define range(i32 0, 2) i32 @stbi_write_bmp(ptr noundef readonly captures(none) %
 define noundef range(i32 0, 2) i32 @stbi_write_tga_to_func(ptr noundef %0, ptr noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, ptr noundef readonly captures(none) %5) local_unnamed_addr #5 {
   %7 = alloca %struct.stbi__write_context, align 8
   %8 = getelementptr inbounds nuw i8, ptr %7, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %8, i8 0, i64 72, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %8, i8 0, i64 72, i1 false)
   store ptr %0, ptr %7, align 8
   %9 = getelementptr inbounds nuw i8, ptr %7, i64 8
   store ptr %1, ptr %9, align 8
@@ -6348,7 +6348,7 @@ _ZL18stbiw__write_flushP19stbi__write_context.exit: ; preds = %208, %._crit_edge
 define range(i32 0, 2) i32 @stbi_write_tga(ptr noundef readonly captures(none) %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, ptr noundef readonly captures(none) %4) local_unnamed_addr #5 {
   %6 = alloca %struct.stbi__write_context, align 8
   %7 = getelementptr inbounds nuw i8, ptr %6, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %7, i8 0, i64 72, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %7, i8 0, i64 72, i1 false)
   %8 = tail call noalias noundef ptr @fopen(ptr noundef readonly %0, ptr noundef nonnull @.str.5)
   store ptr @_ZL17stbi__stdio_writePvS_i, ptr %6, align 8
   %9 = getelementptr inbounds nuw i8, ptr %6, i64 8
@@ -9239,7 +9239,7 @@ define range(i32 0, 2) i32 @stbi_write_png_to_func(ptr noundef readonly captures
 define noundef range(i32 0, 2) i32 @stbi_write_jpg_to_func(ptr noundef %0, ptr noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, ptr noundef %5, i32 noundef %6) local_unnamed_addr #5 {
   %8 = alloca %struct.stbi__write_context, align 8
   %9 = getelementptr inbounds nuw i8, ptr %8, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %9, i8 0, i64 72, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %9, i8 0, i64 72, i1 false)
   store ptr %0, ptr %8, align 8
   %10 = getelementptr inbounds nuw i8, ptr %8, i64 8
   store ptr %1, ptr %10, align 8
@@ -9883,7 +9883,7 @@ _ZL20stbiw__jpg_writeBitsP19stbi__write_contextPiS1_PKt.exit: ; preds = %347, %.
 define range(i32 0, 2) i32 @stbi_write_jpg(ptr noundef readonly captures(none) %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, ptr noundef %4, i32 noundef %5) local_unnamed_addr #5 {
   %7 = alloca %struct.stbi__write_context, align 8
   %8 = getelementptr inbounds nuw i8, ptr %7, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %8, i8 0, i64 72, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %8, i8 0, i64 72, i1 false)
   %9 = tail call noalias noundef ptr @fopen(ptr noundef readonly %0, ptr noundef nonnull @.str.5)
   store ptr @_ZL17stbi__stdio_writePvS_i, ptr %7, align 8
   %10 = getelementptr inbounds nuw i8, ptr %7, i64 8
@@ -16232,7 +16232,7 @@ define noundef zeroext i1 @_ZN8tinygltf14WriteImageDataEPKNSt7__cxx1112basic_str
   %64 = load ptr, ptr %63, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %9)
   %65 = getelementptr inbounds nuw i8, ptr %9, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %65, i8 0, i64 72, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %65, i8 0, i64 72, i1 false)
   store ptr @_ZN8tinygltfL18WriteToMemory_stbiEPvS0_i, ptr %9, align 8
   %66 = getelementptr inbounds nuw i8, ptr %9, i64 8
   store ptr %13, ptr %66, align 8
@@ -16260,7 +16260,7 @@ define noundef zeroext i1 @_ZN8tinygltf14WriteImageDataEPKNSt7__cxx1112basic_str
   %80 = load ptr, ptr %79, align 8
   call void @llvm.lifetime.start.p0(i64 88, ptr nonnull %8)
   %81 = getelementptr inbounds nuw i8, ptr %8, i64 16
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(88) %81, i8 0, i64 72, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %81, i8 0, i64 72, i1 false)
   store ptr @_ZN8tinygltfL18WriteToMemory_stbiEPvS0_i, ptr %8, align 8
   %82 = getelementptr inbounds nuw i8, ptr %8, i64 8
   store ptr %13, ptr %82, align 8
diff --git a/bench/yalantinglibs/optimized/conformance.pb.ll b/bench/yalantinglibs/optimized/conformance.pb.ll
index 1325ba782b3..0344e5cc50d 100644
--- a/bench/yalantinglibs/optimized/conformance.pb.ll
+++ b/bench/yalantinglibs/optimized/conformance.pb.ll
@@ -393,7 +393,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i5, %if.then.i15.i.i ], [ %call3.i26.i.i6, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -764,7 +764,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %18 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %18, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %18, i8 0, i64 24, i1 false)
   %19 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %19, 1
   %20 = inttoptr i64 %or.i to ptr
@@ -997,7 +997,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -1162,7 +1162,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -1211,7 +1211,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -1328,7 +1328,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i14 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #23
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i14, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i14 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -1396,7 +1396,7 @@ call.i.i.i4.i.noexc:                              ; preds = %if.then.i15.i.i.i
   %16 = inttoptr i64 %and.i.i23 to ptr
   %unknown_fields.i.i = getelementptr inbounds nuw i8, ptr %16, i64 8
   %17 = getelementptr inbounds nuw i8, ptr %call.i.i.i4.i24, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %17, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %17, i8 0, i64 24, i1 false)
   %18 = ptrtoint ptr %call.i.i.i4.i24 to i64
   %or.i.i.i = or i64 %18, 1
   %19 = inttoptr i64 %or.i.i.i to ptr
@@ -2721,7 +2721,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i149, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %75 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %75, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %75, i8 0, i64 24, i1 false)
   %76 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %76, 1
   %77 = inttoptr i64 %or.i to ptr
@@ -3524,7 +3524,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -3681,7 +3681,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i36: ; preds = %if
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i36, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i37, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i36 ]
   %33 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %33, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %33, i8 0, i64 24, i1 false)
   %34 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %34, 1
   %35 = inttoptr i64 %or.i.i.i to ptr
@@ -3940,7 +3940,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -4065,7 +4065,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -4114,7 +4114,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -4248,7 +4248,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i13 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #23
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i13, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i13 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -5609,7 +5609,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %75 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %75, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %75, i8 0, i64 24, i1 false)
   %76 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %76, 1
   %77 = inttoptr i64 %or.i to ptr
@@ -6207,7 +6207,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -6686,7 +6686,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -6735,7 +6735,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -6834,7 +6834,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i4 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #23
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i4, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i4 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -7192,7 +7192,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %18 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %18, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %18, i8 0, i64 24, i1 false)
   %19 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %19, 1
   %20 = inttoptr i64 %or.i to ptr
@@ -7351,7 +7351,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %8 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   %9 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %9, 1
   %10 = inttoptr i64 %or.i.i.i to ptr
@@ -7496,7 +7496,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i.i to ptr
@@ -7581,7 +7581,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -7630,7 +7630,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
diff --git a/bench/yalantinglibs/optimized/data_def.pb.ll b/bench/yalantinglibs/optimized/data_def.pb.ll
index ca96e45cab9..8f2dd85feed 100644
--- a/bench/yalantinglibs/optimized/data_def.pb.ll
+++ b/bench/yalantinglibs/optimized/data_def.pb.ll
@@ -502,7 +502,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i4 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #24
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i4, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i4 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -875,7 +875,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %14 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %14, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 24, i1 false)
   %15 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %15, 1
   %16 = inttoptr i64 %or.i to ptr
@@ -1116,7 +1116,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -1309,7 +1309,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -1358,7 +1358,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -1467,7 +1467,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i6 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #24
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i6, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i6 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -1926,7 +1926,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %25 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %25, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %25, i8 0, i64 24, i1 false)
   %26 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %26, 1
   %27 = inttoptr i64 %or.i to ptr
@@ -2227,7 +2227,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -2451,7 +2451,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -2500,7 +2500,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -2752,7 +2752,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i17, %if.then.i15.i.i ], [ %call3.i26.i.i18, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -2866,7 +2866,7 @@ call.i.i.i4.i.noexc:                              ; preds = %if.then.i15.i.i.i
   %28 = inttoptr i64 %and.i.i36 to ptr
   %unknown_fields.i.i = getelementptr inbounds nuw i8, ptr %28, i64 8
   %29 = getelementptr inbounds nuw i8, ptr %call.i.i.i4.i37, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %29, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %29, i8 0, i64 24, i1 false)
   %30 = ptrtoint ptr %call.i.i.i4.i37 to i64
   %or.i.i.i = or i64 %30, 1
   %31 = inttoptr i64 %or.i.i.i to ptr
@@ -2923,7 +2923,7 @@ call.i.i.i6.i.noexc:                              ; preds = %if.then.i15.i.i.i45
   %37 = inttoptr i64 %and.i.i46 to ptr
   %unknown_fields.i.i47 = getelementptr inbounds nuw i8, ptr %37, i64 8
   %38 = getelementptr inbounds nuw i8, ptr %call.i.i.i6.i49, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %38, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %38, i8 0, i64 24, i1 false)
   %39 = ptrtoint ptr %call.i.i.i6.i49 to i64
   %or.i.i.i48 = or i64 %39, 1
   %40 = inttoptr i64 %or.i.i.i48 to ptr
@@ -4344,7 +4344,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i228, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %104 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %104, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %104, i8 0, i64 24, i1 false)
   %105 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %105, 1
   %106 = inttoptr i64 %or.i to ptr
@@ -5527,7 +5527,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -5844,7 +5844,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -5893,7 +5893,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -6124,7 +6124,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i5, %if.then.i15.i.i ], [ %call3.i26.i.i6, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -6600,7 +6600,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i28, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %36 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %36, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %36, i8 0, i64 24, i1 false)
   %37 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %37, 1
   %38 = inttoptr i64 %or.i to ptr
@@ -6855,7 +6855,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -7066,7 +7066,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -7115,7 +7115,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -7205,7 +7205,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i4 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #24
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i4, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i4 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -7686,7 +7686,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %34 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %34, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %34, i8 0, i64 24, i1 false)
   %35 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %35, 1
   %36 = inttoptr i64 %or.i to ptr
@@ -8195,7 +8195,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -8399,7 +8399,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -8448,7 +8448,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -8603,7 +8603,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i5, %if.then.i15.i.i ], [ %call3.i26.i.i6, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -9020,7 +9020,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i29, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %25 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %25, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %25, i8 0, i64 24, i1 false)
   %26 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %26, 1
   %27 = inttoptr i64 %or.i to ptr
@@ -9275,7 +9275,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -9532,7 +9532,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -9581,7 +9581,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -9684,7 +9684,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i6 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #24
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i6, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i6 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -10147,7 +10147,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %30 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %30, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %30, i8 0, i64 24, i1 false)
   %31 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %31, 1
   %32 = inttoptr i64 %or.i to ptr
@@ -10570,7 +10570,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -10816,7 +10816,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -10865,7 +10865,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -11068,7 +11068,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i5, %if.then.i15.i.i ], [ %call3.i26.i.i6, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -11580,7 +11580,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i28, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %36 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %36, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %36, i8 0, i64 24, i1 false)
   %37 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %37, 1
   %38 = inttoptr i64 %or.i to ptr
@@ -11943,7 +11943,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -12226,7 +12226,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -12275,7 +12275,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
diff --git a/bench/yalantinglibs/optimized/test_messages_proto2.pb.ll b/bench/yalantinglibs/optimized/test_messages_proto2.pb.ll
index 2c6451ef13e..b72a07ac90e 100644
--- a/bench/yalantinglibs/optimized/test_messages_proto2.pb.ll
+++ b/bench/yalantinglibs/optimized/test_messages_proto2.pb.ll
@@ -4594,7 +4594,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   %call.i.i.i8 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i.i8, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.i.i8 to i64
   %or.i.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i.i to ptr
@@ -6281,7 +6281,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %28 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %28, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %28, i8 0, i64 24, i1 false)
   %29 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i20 = or i64 %29, 1
   %30 = inttoptr i64 %or.i20 to ptr
@@ -6737,7 +6737,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -6849,7 +6849,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -8949,7 +8949,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -8998,7 +8998,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -11396,7 +11396,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   %call.i.i.i5 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i.i5, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.i.i5 to i64
   %or.i.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i.i to ptr
@@ -11815,7 +11815,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %23 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %23, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %23, i8 0, i64 24, i1 false)
   %24 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i26 = or i64 %24, 1
   %25 = inttoptr i64 %or.i26 to ptr
@@ -12145,7 +12145,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -12365,7 +12365,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -12414,7 +12414,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -12554,7 +12554,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i5, %if.then.i15.i.i ], [ %call3.i26.i.i6, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -13029,7 +13029,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -13196,7 +13196,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -13245,7 +13245,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -13349,7 +13349,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   %call.i.i.i6 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i.i6, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.i.i6 to i64
   %or.i.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i.i to ptr
@@ -13756,7 +13756,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %19 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %19, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %19, i8 0, i64 24, i1 false)
   %20 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i14 = or i64 %20, 1
   %21 = inttoptr i64 %or.i14 to ptr
@@ -13963,7 +13963,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -14185,7 +14185,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -14234,7 +14234,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -14339,7 +14339,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   %call.i.i.i5 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i.i5, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.i.i5 to i64
   %or.i.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i.i to ptr
@@ -14695,7 +14695,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %18 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %18, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %18, i8 0, i64 24, i1 false)
   %19 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i16 = or i64 %19, 1
   %20 = inttoptr i64 %or.i16 to ptr
@@ -14931,7 +14931,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -15113,7 +15113,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -15162,7 +15162,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -18147,7 +18147,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i265, %if.then.i15.i.i ], [ %call3.i26.i.i267, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %35 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %35, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %35, i8 0, i64 24, i1 false)
   %36 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %36, 1
   %37 = inttoptr i64 %or.i.i to ptr
@@ -18986,7 +18986,7 @@ call.i.i.i5.i.noexc:                              ; preds = %if.then.i15.i.i.i
   %134 = inttoptr i64 %and.i.i441 to ptr
   %unknown_fields.i.i = getelementptr inbounds nuw i8, ptr %134, i64 8
   %135 = getelementptr inbounds nuw i8, ptr %call.i.i.i5.i442, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %135, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %135, i8 0, i64 24, i1 false)
   %136 = ptrtoint ptr %call.i.i.i5.i442 to i64
   %or.i.i.i = or i64 %136, 1
   %137 = inttoptr i64 %or.i.i.i to ptr
@@ -19080,7 +19080,7 @@ call.i.i.i5.i.noexc464:                           ; preds = %if.then.i15.i.i.i46
   %150 = inttoptr i64 %and.i.i461 to ptr
   %unknown_fields.i.i462 = getelementptr inbounds nuw i8, ptr %150, i64 8
   %151 = getelementptr inbounds nuw i8, ptr %call.i.i.i5.i465, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %151, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %151, i8 0, i64 24, i1 false)
   %152 = ptrtoint ptr %call.i.i.i5.i465 to i64
   %or.i.i.i463 = or i64 %152, 1
   %153 = inttoptr i64 %or.i.i.i463 to ptr
@@ -24219,7 +24219,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i692, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %245 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %245, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %245, i8 0, i64 24, i1 false)
   %246 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %246, 1
   %247 = inttoptr i64 %or.i.i to ptr
@@ -24350,7 +24350,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i732: ; preds = %if.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i734: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i732, %if.then.i15.i.i737
   %call.i.sink11.i.i735 = phi ptr [ %call.i.i.i738, %if.then.i15.i.i737 ], [ %call3.i26.i.i733, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i732 ]
   %258 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i735, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %258, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %258, i8 0, i64 24, i1 false)
   %259 = ptrtoint ptr %call.i.sink11.i.i735 to i64
   %or.i.i736 = or i64 %259, 1
   %260 = inttoptr i64 %or.i.i736 to ptr
@@ -26718,7 +26718,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i1292: ; preds = %if
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i1294: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i1292, %if.then.i15.i.i1297
   %call.i.sink11.i.i1295 = phi ptr [ %call.i.i.i1298, %if.then.i15.i.i1297 ], [ %call3.i26.i.i1293, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i1292 ]
   %467 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i1295, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %467, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %467, i8 0, i64 24, i1 false)
   %468 = ptrtoint ptr %call.i.sink11.i.i1295 to i64
   %or.i.i1296 = or i64 %468, 1
   %469 = inttoptr i64 %or.i.i1296 to ptr
@@ -28581,7 +28581,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i2026, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %699 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %699, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %699, i8 0, i64 24, i1 false)
   %700 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i2024 = or i64 %700, 1
   %701 = inttoptr i64 %or.i2024 to ptr
@@ -28641,7 +28641,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %4 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i to ptr
@@ -50062,7 +50062,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -50191,7 +50191,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -50240,7 +50240,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -51451,7 +51451,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   %call.i.i.i5 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i.i5, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.i.i5 to i64
   %or.i.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i.i to ptr
@@ -51775,7 +51775,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %18 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %18, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %18, i8 0, i64 24, i1 false)
   %19 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i16 = or i64 %19, 1
   %20 = inttoptr i64 %or.i16 to ptr
@@ -52106,7 +52106,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -52155,7 +52155,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -52260,7 +52260,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   %call.i.i.i5 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i.i5, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.i.i5 to i64
   %or.i.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i.i to ptr
@@ -52616,7 +52616,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %18 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %18, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %18, i8 0, i64 24, i1 false)
   %19 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i16 = or i64 %19, 1
   %20 = inttoptr i64 %or.i16 to ptr
@@ -52852,7 +52852,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -53034,7 +53034,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -53083,7 +53083,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -53262,7 +53262,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i14, %if.then.i15.i.i ], [ %call3.i26.i.i15, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %8 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   %9 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %9, 1
   %10 = inttoptr i64 %or.i.i to ptr
@@ -53354,7 +53354,7 @@ call.i.i.i5.i.noexc:                              ; preds = %if.then.i15.i.i.i
   %24 = inttoptr i64 %and.i.i27 to ptr
   %unknown_fields.i.i = getelementptr inbounds nuw i8, ptr %24, i64 8
   %25 = getelementptr inbounds nuw i8, ptr %call.i.i.i5.i28, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %25, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %25, i8 0, i64 24, i1 false)
   %26 = ptrtoint ptr %call.i.i.i5.i28 to i64
   %or.i.i.i = or i64 %26, 1
   %27 = inttoptr i64 %or.i.i.i to ptr
@@ -53420,7 +53420,7 @@ call.i.i.i5.i.noexc46:                            ; preds = %if.then.i15.i.i.i42
   %36 = inttoptr i64 %and.i.i43 to ptr
   %unknown_fields.i.i44 = getelementptr inbounds nuw i8, ptr %36, i64 8
   %37 = getelementptr inbounds nuw i8, ptr %call.i.i.i5.i47, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %37, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %37, i8 0, i64 24, i1 false)
   %38 = ptrtoint ptr %call.i.i.i5.i47 to i64
   %or.i.i.i45 = or i64 %38, 1
   %39 = inttoptr i64 %or.i.i.i45 to ptr
@@ -54406,7 +54406,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i125, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %65 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %65, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %65, i8 0, i64 24, i1 false)
   %66 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i123 = or i64 %66, 1
   %67 = inttoptr i64 %or.i123 to ptr
@@ -55238,7 +55238,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -55572,7 +55572,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -55621,7 +55621,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -55738,7 +55738,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i3 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i3, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i3 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -56037,7 +56037,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %14 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %14, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 24, i1 false)
   %15 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %15, 1
   %16 = inttoptr i64 %or.i to ptr
@@ -56163,7 +56163,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %8 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   %9 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %9, 1
   %10 = inttoptr i64 %or.i.i.i to ptr
@@ -56232,7 +56232,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -56362,7 +56362,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i.i to ptr
@@ -56437,7 +56437,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -56486,7 +56486,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -56571,7 +56571,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i3 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i3, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i3 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -56870,7 +56870,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %14 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %14, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 24, i1 false)
   %15 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %15, 1
   %16 = inttoptr i64 %or.i to ptr
@@ -56996,7 +56996,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %8 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   %9 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %9, 1
   %10 = inttoptr i64 %or.i.i.i to ptr
@@ -57065,7 +57065,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -57195,7 +57195,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i.i to ptr
@@ -57270,7 +57270,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -57319,7 +57319,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -57421,7 +57421,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   %call.i.i.i6 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i.i6, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.i.i6 to i64
   %or.i.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i.i to ptr
@@ -57778,7 +57778,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %19 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %19, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %19, i8 0, i64 24, i1 false)
   %20 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i14 = or i64 %20, 1
   %21 = inttoptr i64 %or.i14 to ptr
@@ -57981,7 +57981,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -58203,7 +58203,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -58252,7 +58252,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -58357,7 +58357,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %3, i64 8
   %call.i.i.i5 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #30
   %4 = getelementptr inbounds nuw i8, ptr %call.i.i.i5, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
   %5 = ptrtoint ptr %call.i.i.i5 to i64
   %or.i.i = or i64 %5, 1
   %6 = inttoptr i64 %or.i.i to ptr
@@ -58713,7 +58713,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %18 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %18, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %18, i8 0, i64 24, i1 false)
   %19 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i16 = or i64 %19, 1
   %20 = inttoptr i64 %or.i16 to ptr
@@ -58949,7 +58949,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -59131,7 +59131,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -59180,7 +59180,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -136783,7 +136783,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %11 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %11, i8 0, i64 24, i1 false)
   %12 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %12, 1
   %13 = inttoptr i64 %or.i to ptr
@@ -146151,7 +146151,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i, %if.then.i15.i
   %call.i.sink11.i = phi ptr [ %call.i.i10, %if.then.i15.i ], [ %call3.i26.i11, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %24 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %24, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %24, i8 0, i64 24, i1 false)
   %25 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %25, 1
   %26 = inttoptr i64 %or.i to ptr
@@ -146503,7 +146503,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i, %if.then.i15.i
   %call.i.sink11.i = phi ptr [ %call.i.i10, %if.then.i15.i ], [ %call3.i26.i11, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %24 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %24, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %24, i8 0, i64 24, i1 false)
   %25 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %25, 1
   %26 = inttoptr i64 %or.i to ptr
@@ -149706,7 +149706,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i51: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i53: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i51, %if.then.i15.i.i56
   %call.i.sink11.i.i54 = phi ptr [ %call.i.i.i57, %if.then.i15.i.i56 ], [ %call3.i26.i.i52, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i51 ]
   %15 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i54, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %15, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %15, i8 0, i64 24, i1 false)
   %16 = ptrtoint ptr %call.i.sink11.i.i54 to i64
   %or.i.i55 = or i64 %16, 1
   %17 = inttoptr i64 %or.i.i55 to ptr
@@ -149827,7 +149827,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %32 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %32, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %32, i8 0, i64 24, i1 false)
   %33 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %33, 1
   %34 = inttoptr i64 %or.i.i to ptr
diff --git a/bench/yalantinglibs/optimized/test_messages_proto3.pb.ll b/bench/yalantinglibs/optimized/test_messages_proto3.pb.ll
index f2c80ff0870..54f7b94f7a9 100644
--- a/bench/yalantinglibs/optimized/test_messages_proto3.pb.ll
+++ b/bench/yalantinglibs/optimized/test_messages_proto3.pb.ll
@@ -4351,7 +4351,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i7 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #28
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i7, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i7 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -4816,7 +4816,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %29 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %29, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %29, i8 0, i64 24, i1 false)
   %30 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %30, 1
   %31 = inttoptr i64 %or.i to ptr
@@ -5302,7 +5302,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -5398,7 +5398,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -5540,7 +5540,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i726: ; preds =
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i.i728: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i726, %if.then.i15.i.i.i.i731
   %call.i.sink11.i.i.i.i729 = phi ptr [ %call.i.i.i.i.i732, %if.then.i15.i.i.i.i731 ], [ %call3.i26.i.i.i.i727, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i726 ]
   %25 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i.i729, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %25, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %25, i8 0, i64 24, i1 false)
   %26 = ptrtoint ptr %call.i.sink11.i.i.i.i729 to i64
   %or.i.i.i.i730 = or i64 %26, 1
   %27 = inttoptr i64 %or.i.i.i.i730 to ptr
@@ -5653,7 +5653,7 @@ if.then.i15.i.i.i.i.us:                           ; preds = %if.then.i17.i.i.us
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i.i.us: ; preds = %if.then.i15.i.i.i.i.us, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i.us
   %call.i.sink11.i.i.i.i.us = phi ptr [ %call.i.i.i.i.i.us, %if.then.i15.i.i.i.i.us ], [ %call3.i26.i.i.i.i.us, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i.us ]
   %38 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i.i.us, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %38, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %38, i8 0, i64 24, i1 false)
   %39 = ptrtoint ptr %call.i.sink11.i.i.i.i.us to i64
   %or.i.i.i.i.us = or i64 %39, 1
   %40 = inttoptr i64 %or.i.i.i.i.us to ptr
@@ -6359,7 +6359,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %108 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %108, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %108, i8 0, i64 24, i1 false)
   %109 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %109, 1
   %110 = inttoptr i64 %or.i.i.i to ptr
@@ -7886,7 +7886,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -7935,7 +7935,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -10027,7 +10027,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i: ; preds = %if
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i, %if.then.i15.i.i.i.i
   %call.i.sink11.i.i.i.i = phi ptr [ %call.i.i.i.i.i, %if.then.i15.i.i.i.i ], [ %call3.i26.i.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i ]
   %27 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %27, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %27, i8 0, i64 24, i1 false)
   %28 = ptrtoint ptr %call.i.sink11.i.i.i.i to i64
   %or.i.i.i.i = or i64 %28, 1
   %29 = inttoptr i64 %or.i.i.i.i to ptr
@@ -15562,7 +15562,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i335, %if.then.i15.i.i ], [ %call3.i26.i.i337, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %34 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %34, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %34, i8 0, i64 24, i1 false)
   %35 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %35, 1
   %36 = inttoptr i64 %or.i.i to ptr
@@ -16400,7 +16400,7 @@ call.i.i.i4.i.noexc:                              ; preds = %if.then.i15.i.i.i
   %133 = inttoptr i64 %and.i.i484 to ptr
   %unknown_fields.i.i = getelementptr inbounds nuw i8, ptr %133, i64 8
   %134 = getelementptr inbounds nuw i8, ptr %call.i.i.i4.i485, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %134, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %134, i8 0, i64 24, i1 false)
   %135 = ptrtoint ptr %call.i.i.i4.i485 to i64
   %or.i.i.i = or i64 %135, 1
   %136 = inttoptr i64 %or.i.i.i to ptr
@@ -31749,7 +31749,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i3395, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %1171 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1171, i8 0, i64 24, i1 false)
+  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %1171, i8 0, i64 24, i1 false)
   %1172 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %1172, 1
   %1173 = inttoptr i64 %or.i to ptr
@@ -57131,7 +57131,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -57286,7 +57286,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -57335,7 +57335,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -58550,7 +58550,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i4 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #28
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i4, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i4 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -58899,7 +58899,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %19 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %19, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %19, i8 0, i64 24, i1 false)
   %20 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %20, 1
   %21 = inttoptr i64 %or.i to ptr
@@ -59116,7 +59116,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %8 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   %9 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %9, 1
   %10 = inttoptr i64 %or.i.i.i to ptr
@@ -59261,7 +59261,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i.i to ptr
@@ -59346,7 +59346,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -59395,7 +59395,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -59486,7 +59486,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i3 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #28
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i3, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i3 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -59785,7 +59785,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %14 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %14, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 24, i1 false)
   %15 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %15, 1
   %16 = inttoptr i64 %or.i to ptr
@@ -59911,7 +59911,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %8 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   %9 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %9, 1
   %10 = inttoptr i64 %or.i.i.i to ptr
@@ -59980,7 +59980,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -60110,7 +60110,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i.i to ptr
@@ -60185,7 +60185,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -60234,7 +60234,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -60319,7 +60319,7 @@ if.then.i15.i.i:                                  ; preds = %entry
   %unknown_fields.i = getelementptr inbounds nuw i8, ptr %2, i64 8
   %call.i.i.i3 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #28
   %3 = getelementptr inbounds nuw i8, ptr %call.i.i.i3, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, i8 0, i64 24, i1 false)
   %4 = ptrtoint ptr %call.i.i.i3 to i64
   %or.i.i = or i64 %4, 1
   %5 = inttoptr i64 %or.i.i to ptr
@@ -60618,7 +60618,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %14 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %14, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %14, i8 0, i64 24, i1 false)
   %15 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %15, 1
   %16 = inttoptr i64 %or.i to ptr
@@ -60744,7 +60744,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %8 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %8, i8 0, i64 24, i1 false)
   %9 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %9, 1
   %10 = inttoptr i64 %or.i.i.i to ptr
@@ -60813,7 +60813,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %7 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
   %8 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %8, 1
   %9 = inttoptr i64 %or.i.i to ptr
@@ -60943,7 +60943,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i: ; preds = %if.t
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i, %if.then.i15.i.i.i
   %call.i.sink11.i.i.i = phi ptr [ %call.i.i.i.i, %if.then.i15.i.i.i ], [ %call3.i26.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i.i to i64
   %or.i.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i.i to ptr
@@ -61018,7 +61018,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i: ; preds = %if.then.
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit: ; preds = %if.then.i15.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i
   %call.i.sink11.i = phi ptr [ %call.i.i, %if.then.i15.i ], [ %call3.i26.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i ]
   %6 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %6, i8 0, i64 24, i1 false)
   %7 = ptrtoint ptr %call.i.sink11.i to i64
   %or.i = or i64 %7, 1
   %8 = inttoptr i64 %or.i to ptr
@@ -61067,7 +61067,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i: ; preds = %if.the
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i, %if.then.i15.i.i
   %call.i.sink11.i.i = phi ptr [ %call.i.i.i, %if.then.i15.i.i ], [ %call3.i26.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i ]
   %12 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %12, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %12, i8 0, i64 24, i1 false)
   %13 = ptrtoint ptr %call.i.sink11.i.i to i64
   %or.i.i = or i64 %13, 1
   %14 = inttoptr i64 %or.i.i to ptr
@@ -151508,7 +151508,7 @@ _ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i: ; preds = %if
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i.i: ; preds = %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i, %if.then.i15.i.i.i.i
   %call.i.sink11.i.i.i.i = phi ptr [ %call.i.i.i.i.i, %if.then.i15.i.i.i.i ], [ %call3.i26.i.i.i.i, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i ]
   %10 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i.i, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %10, i8 0, i64 24, i1 false)
   %11 = ptrtoint ptr %call.i.sink11.i.i.i.i to i64
   %or.i.i.i.i = or i64 %11, 1
   %12 = inttoptr i64 %or.i.i.i.i to ptr
@@ -151621,7 +151621,7 @@ if.then.i15.i.i.i.i45.us:                         ; preds = %if.then.i17.i.i19.u
 _ZN6google8protobuf8internal16InternalMetadata27mutable_unknown_fields_slowINS0_15UnknownFieldSetEEEPT_v.exit.i.i.i42.us: ; preds = %if.then.i15.i.i.i.i45.us, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i40.us
   %call.i.sink11.i.i.i.i43.us = phi ptr [ %call.i.i.i.i.i46.us, %if.then.i15.i.i.i.i45.us ], [ %call3.i26.i.i.i.i41.us, %_ZNK6google8protobuf5Arena9AllocHookEPKSt9type_infom.exit.i.i.i.i40.us ]
   %23 = getelementptr inbounds nuw i8, ptr %call.i.sink11.i.i.i.i43.us, i64 8
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %23, i8 0, i64 24, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %23, i8 0, i64 24, i1 false)
   %24 = ptrtoint ptr %call.i.sink11.i.i.i.i43.us to i64
   %or.i.i.i.i44.us = or i64 %24, 1
   %25 = inttoptr i64 %or.i.i.i.i44.us to ptr
diff --git a/bench/zfp/optimized/zfp.ll b/bench/zfp/optimized/zfp.ll
index bde026f245e..5ee35cdf5c7 100644
--- a/bench/zfp/optimized/zfp.ll
+++ b/bench/zfp/optimized/zfp.ll
@@ -68,7 +68,7 @@ define noalias noundef ptr @zfp_field_1d(ptr noundef %0, i32 noundef %1, i64 nou
 5:                                                ; preds = %3
   %6 = getelementptr inbounds nuw i8, ptr %4, i64 8
   %7 = getelementptr inbounds nuw i8, ptr %4, i64 16
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %7, i8 0, i64 56, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %7, i8 0, i64 56, i1 false)
   store i32 %1, ptr %4, align 8
   store i64 %2, ptr %6, align 8
   %8 = getelementptr inbounds nuw i8, ptr %4, i64 72
@@ -88,7 +88,7 @@ define noalias noundef ptr @zfp_field_2d(ptr noundef %0, i32 noundef %1, i64 nou
 6:                                                ; preds = %4
   %7 = getelementptr inbounds nuw i8, ptr %5, i64 8
   %8 = getelementptr inbounds nuw i8, ptr %5, i64 24
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %8, i8 0, i64 48, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %8, i8 0, i64 48, i1 false)
   store i32 %1, ptr %5, align 8
   store i64 %2, ptr %7, align 8
   %9 = getelementptr inbounds nuw i8, ptr %5, i64 16
@@ -110,7 +110,7 @@ define noalias noundef ptr @zfp_field_3d(ptr noundef %0, i32 noundef %1, i64 nou
 7:                                                ; preds = %5
   %8 = getelementptr inbounds nuw i8, ptr %6, i64 8
   %9 = getelementptr inbounds nuw i8, ptr %6, i64 32
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %9, i8 0, i64 40, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %9, i8 0, i64 40, i1 false)
   store i32 %1, ptr %6, align 8
   store i64 %2, ptr %8, align 8
   %10 = getelementptr inbounds nuw i8, ptr %6, i64 16
@@ -134,7 +134,7 @@ define noalias noundef ptr @zfp_field_4d(ptr noundef %0, i32 noundef %1, i64 nou
 8:                                                ; preds = %6
   %9 = getelementptr inbounds nuw i8, ptr %7, i64 8
   %10 = getelementptr inbounds nuw i8, ptr %7, i64 40
-  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(72) %10, i8 0, i64 32, i1 false)
+  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 0, i64 32, i1 false)
   store i32 %1, ptr %7, align 8
   store i64 %2, ptr %9, align 8
   %11 = getelementptr inbounds nuw i8, ptr %7, i64 16
diff --git a/scripts/setup_pre_commit_patch.sh b/scripts/setup_pre_commit_patch.sh
index c5409e09ef4..b19e40d9b5a 100755
--- a/scripts/setup_pre_commit_patch.sh
+++ b/scripts/setup_pre_commit_patch.sh
@@ -2,7 +2,7 @@
 set -euo pipefail
 shopt -s inherit_errexit
 
-export GITHUB_PATCH_ID="<user_name>/llvm-project/commit/<commit_hash>"
+export GITHUB_PATCH_ID=llvm/llvm-project/pull/125073
 export COMPTIME_MODE=0
 
 # Please rebase manually