diff options
Diffstat (limited to 'llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp b/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp index f35311bb966..99350c538da 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp @@ -581,7 +581,7 @@ Instruction *InstCombiner::visitFMul(BinaryOperator &I) { // X * C, C/X, X/C, where C is a constant. // (MDC +/- C1) * C => (MDC * C) +/- (C1 * C) Instruction *FAddSub = dyn_cast<Instruction>(Op0); - if (FAddSub && + if (FAddSub && FAddSub->hasOneUse() && (FAddSub->getOpcode() == Instruction::FAdd || FAddSub->getOpcode() == Instruction::FSub)) { Value *Opnd0 = FAddSub->getOperand(0); |
