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-rw-r--r--llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp b/llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp
index d457e0c..899a3c1 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp
@@ -1253,7 +1253,8 @@ Instruction *InstCombinerImpl::visitShl(BinaryOperator &I) {
// shl (zext i1 X), C1 --> select (X, 1 << C1, 0)
if (match(Op0, m_ZExt(m_Value(X))) && X->getType()->isIntOrIntVectorTy(1)) {
auto *NewC = Builder.CreateShl(ConstantInt::get(Ty, 1), C1);
- return createSelectInst(X, NewC, ConstantInt::getNullValue(Ty));
+ return createSelectInstWithUnknownProfile(X, NewC,
+ ConstantInt::getNullValue(Ty));
}
}