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[X86] Check if machine loop is passed while getting loop alignment #77283

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merged 1 commit into from Jan 8, 2024
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[X86] Check if machine loop is passed while getting loop alignment #77283

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2 changes: 1 addition & 1 deletion llvm/lib/Target/X86/X86ISelLowering.cpp
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Expand Up @@ -57672,7 +57672,7 @@ X86TargetLowering::getStackProbeSize(const MachineFunction &MF) const {
}

Align X86TargetLowering::getPrefLoopAlignment(MachineLoop *ML) const {
if (ML->isInnermost() &&
if (ML && ML->isInnermost() &&
ExperimentalPrefInnermostLoopAlignment.getNumOccurrences())
return Align(1ULL << ExperimentalPrefInnermostLoopAlignment);
return TargetLowering::getPrefLoopAlignment();
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