Update InstCombineSelect.cpp

AZero13 · dtcxzyw · web-flow · commit 3ca865a10f3e · 2025-11-15T08:44:54.000-05:00
Co-authored-by: Yingwei Zheng &lt;dtcxzyw@qq.com&gt;
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp b/llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp
@@ -1172,8 +1172,8 @@ static Value *canonicalizeSaturatedAddSigned(ICmpInst *Cmp, Value *TVal,
     if (Pred == ICmpInst::ICMP_SGE) {
       if (auto Flipped = getFlippedStrictnessPredicateAndConstant(
               Pred, cast<Constant>(Cmp1))) {
-        if (auto *CI = dyn_cast<ConstantInt>(Flipped->second))
-          FlippedC = &CI->getValue();
+        Pred = Flipped->first;
+        Cmp1 = Flipped->second;
       }
     }
 

Original file line number	Diff line number	Diff line change
`@@ -1172,8 +1172,8 @@ static Value canonicalizeSaturatedAddSigned(ICmpInst Cmp, Value *TVal,`
`1172`	`1172`	`if (Pred == ICmpInst::ICMP_SGE) {`
`1173`	`1173`	`if (auto Flipped = getFlippedStrictnessPredicateAndConstant(`
`1174`	`1174`	`Pred, cast<Constant>(Cmp1))) {`
`1175`		`- if (auto *CI = dyn_cast<ConstantInt>(Flipped->second))`
`1176`		`- FlippedC = &CI->getValue();`
	`1175`	`+ Pred = Flipped->first;`
	`1176`	`+ Cmp1 = Flipped->second;`
`1177`	`1177`	`}`
`1178`	`1178`	`}`
`1179`	`1179`