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Reduce scope of variable only used in a local pattern match. NFCI.

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llvm-svn: 370224
This commit is contained in:
Simon Pilgrim 2019-08-28 16:06:33 +00:00
parent ad57dd36f4
commit ca21fc4ae3
1 changed files with 1 additions and 1 deletions
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2
lib/Transforms/InstCombine/InstructionCombining.cpp
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@ -610,7 +610,6 @@ Value *InstCombiner::tryFactorization(BinaryOperator &I,
HasNUW &= ROBO->hasNoUnsignedWrap();
}
const APInt *CInt;
if (TopLevelOpcode == Instruction::Add &&
InnerOpcode == Instruction::Mul) {
// We can propagate 'nsw' if we know that
@ -620,6 +619,7 @@ Value *InstCombiner::tryFactorization(BinaryOperator &I,
// %Z = mul nsw i16 %X, C+1
//
// iff C+1 isn't INT_MIN
const APInt *CInt;
if (match(V, m_APInt(CInt))) {
if (!CInt->isMinSignedValue())
BO->setHasNoSignedWrap(HasNSW);