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-rw-r--r--llvm/lib/CodeGen/DeadMachineInstructionElim.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp b/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp
index 643efc2a4f9..aa03e7752a2 100644
--- a/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp
+++ b/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp
@@ -84,6 +84,9 @@ bool DeadMachineInstructionElim::isDead(const MachineInstr *MI) const {
}
bool DeadMachineInstructionElim::runOnMachineFunction(MachineFunction &MF) {
+ if (skipOptnoneFunction(*MF.getFunction()))
+ return false;
+
bool AnyChanges = false;
MRI = &MF.getRegInfo();
TRI = MF.getTarget().getRegisterInfo();
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