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-rw-r--r--llvm/lib/Analysis/ConstantFolding.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/ConstantFolding.cpp b/llvm/lib/Analysis/ConstantFolding.cpp
index 85d9385..aa4da27be 100644
--- a/llvm/lib/Analysis/ConstantFolding.cpp
+++ b/llvm/lib/Analysis/ConstantFolding.cpp
@@ -1397,6 +1397,8 @@ Constant *llvm::ConstantFoldFPInstOperands(unsigned Opcode, Constant *LHS,
// Calculate constant result.
Constant *C = ConstantFoldBinaryOpOperands(Opcode, Op0, Op1, DL);
+ if (!C)
+ return nullptr;
// Flush denormal output if needed.
return FlushFPConstant(C, I, /* IsOutput */ true);