[TBAA] Simplify checks for unnamed struct case, where anyptr is used.

Author: fhahn

clang/test/CodeGen/tbaa-pointers.c

@@ -193,11 +193,10 @@ typedef struct {
 void unamed_struct_typedef(TypedefS *ptr) {
 // COMMON-LABEL: define void @unamed_struct_typedef(
 // COMMON-SAME: ptr noundef [[PTRA:%.+]])
-// COMMON:   [[PTR_ADDR:%.+]]  = alloca ptr, align 8
+// COMMON:        [[PTR_ADDR:%.+]]  = alloca ptr, align 8
 // DISABLE-NEXT:  store ptr [[PTRA]], ptr [[PTR_ADDR]], align 8, !tbaa [[ANYPTR]]
-// DISABLE-NEXT:  [[L0:%.+]] = load ptr, ptr  [[PTR_ADDR]], align 8, !tbaa  [[ANYPTR]]
-// DEFAULT-NEXT:  store ptr [[PTRA]], ptr [[PTR_ADDR]], align 8, !tbaa [[P1TYPEDEF:!.+]]
-// DEFAULT-NEXT:  [[L0:%.+]] = load ptr, ptr [[PTR_ADDR]], align 8, !tbaa  [[P1TYPEDEF]]
+// DEFAULT-NEXT:  store ptr [[PTRA]], ptr [[PTR_ADDR]], align 8, !tbaa [[ANYPTR:!.+]]
+// COMMON-NEXT:   [[L0:%.+]] = load ptr, ptr [[PTR_ADDR]], align 8, !tbaa  [[ANYPTR]]
 // COMMON-NEXT:   [[GEP:%.+]]  = getelementptr inbounds nuw %struct.TypedefS, ptr [[L0]], i32 0, i32 0
 // COMMON-NEXT:   store i32 0, ptr [[GEP]], align 4
 // COMMON-NEXT:   ret void
@@ -254,7 +253,7 @@ int void_ptrs(void **ptr) {
 // DISABLE: [[S2_TY]]  = !{!"S2", [[ANY_POINTER]], i64 0}
 // COMMON:  [[INT_TAG]] = !{[[INT_TY:!.+]], [[INT_TY]], i64 0}
 // COMMON:  [[INT_TY]] = !{!"int", [[CHAR]], i64 0}
-// DEFAULT: [[P1TYPEDEF]] = !{[[ANY_POINTER]],  [[ANY_POINTER]], i64 0}
+// DEFAULT: [[ANYPTR]] = !{[[ANY_POINTER]],  [[ANY_POINTER]], i64 0}
 // DEFAULT: [[P2VOID]] = !{[[P2VOID_TY:!.+]], [[P2VOID_TY]], i64 0}
 // DEFAULT: [[P2VOID_TY]] = !{!"p2 void", [[ANY_POINTER]], i64 0}
 // DEFAULT: [[P1VOID]] = !{[[P1VOID_TY:!.+]], [[P1VOID_TY]], i64 0}