diff options
Diffstat (limited to 'lib/Transforms/Scalar/InstructionCombining.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index 6654daff37..f0961de527 100644 --- a/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/lib/Transforms/Scalar/InstructionCombining.cpp @@ -1970,10 +1970,10 @@ Instruction *InstCombiner::visitSub(BinaryOperator &I) { return BinaryOperator::createAnd(Op0, NewNot); } - // -(X sdiv C) -> (X sdiv -C) + // 0 - (X sdiv C) -> (X sdiv -C) if (Op1I->getOpcode() == Instruction::Div) if (ConstantSInt *CSI = dyn_cast<ConstantSInt>(Op0)) - if (!CSI->isNullValue()) + if (CSI->isNullValue()) if (Constant *DivRHS = dyn_cast<Constant>(Op1I->getOperand(1))) return BinaryOperator::createDiv(Op1I->getOperand(0), ConstantExpr::getNeg(DivRHS)); |