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-rw-r--r--llvm/lib/CodeGen/TwoAddressInstructionPass.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp b/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp
index 53c63a09e80..7a0fcb5651c 100644
--- a/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -502,7 +502,8 @@ MachineInstr *findLocalKill(unsigned Reg, MachineBasicBlock *MBB,
continue;
if (!UI.getOperand().isKill())
return 0;
- assert(!KillMI && "More than one local kills?");
+ if (KillMI)
+ return 0; // -O0 kill markers cannot be trusted?
KillMI = UseMI;
}
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