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Take memset_inline into account in analyzeLoadFromClobberingMemInst 

This appeared in https://reviews.llvm.org/D126903#3884061

Differential Revision: https://reviews.llvm.org/D136752
This commit is contained in:
Guillaume Chatelet 2022-10-26 09:34:34 +00:00
parent aa12a48c82
commit 1a726cfa83
1 changed files with 2 additions and 2 deletions
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4
llvm/lib/Transforms/Utils/VNCoercion.cpp
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@ -356,9 +356,9 @@ int analyzeLoadFromClobberingMemInst(Type *LoadTy, Value *LoadPtr,
// If this is memset, we just need to see if the offset is valid in the size
// of the memset..
if (MI->getIntrinsicID() == Intrinsic::memset) {
if (const auto *memset_inst = dyn_cast<MemSetInst>(MI)) {
if (DL.isNonIntegralPointerType(LoadTy->getScalarType())) {
auto *CI = dyn_cast<ConstantInt>(cast<MemSetInst>(MI)->getValue());
auto *CI = dyn_cast<ConstantInt>(memset_inst->getValue());
if (!CI || !CI->isZero())
return -1;
}