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-rw-r--r--llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp b/llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp
index 08e16a7ee1a..279eaad0174 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineShifts.cpp
@@ -194,8 +194,10 @@ static Value *GetShiftedValue(Value *V, unsigned NumBits, bool isLeftShift,
else
V = IC.Builder->CreateLShr(C, NumBits);
// If we got a constantexpr back, try to simplify it with TD info.
- if (ConstantExpr *CE = dyn_cast<ConstantExpr>(V))
- V = ConstantFoldConstantExpression(CE, DL, IC.getTargetLibraryInfo());
+ if (auto *C = dyn_cast<Constant>(V))
+ if (auto *FoldedC =
+ ConstantFoldConstant(C, DL, IC.getTargetLibraryInfo()))
+ V = FoldedC;
return V;
}
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