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[X86] X86OptimizeLEAPass::replaceDebugValue - take a copy of the DebugLoc not a reference as it may be deleted.

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Fixes msan warning due to rG9ca2c50b3601
This commit is contained in:
Simon Pilgrim 2021-05-15 16:28:20 +01:00
parent eae2fe148f
commit 67ff1bc63e
1 changed files with 1 additions and 1 deletions
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lib/Target/X86/X86OptimizeLEAs.cpp
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@ -598,7 +598,7 @@ MachineInstr *X86OptimizeLEAPass::replaceDebugValue(MachineInstr &MI,
// Replace DBG_VALUE instruction with modified version.
MachineBasicBlock *MBB = MI.getParent();
const DebugLoc &DL = MI.getDebugLoc();
DebugLoc DL = MI.getDebugLoc();
bool IsIndirect = MI.isIndirectDebugValue();
const MDNode *Var = MI.getDebugVariable();
unsigned Opcode = MI.isNonListDebugValue() ? TargetOpcode::DBG_VALUE