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-rw-r--r--contrib/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/contrib/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp b/contrib/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp
index b11b497..0b8dc7a 100644
--- a/contrib/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp
+++ b/contrib/llvm/lib/CodeGen/DeadMachineInstructionElim.cpp
@@ -42,6 +42,11 @@ namespace {
initializeDeadMachineInstructionElimPass(*PassRegistry::getPassRegistry());
}
+ void getAnalysisUsage(AnalysisUsage &AU) const override {
+ AU.setPreservesCFG();
+ MachineFunctionPass::getAnalysisUsage(AU);
+ }
+
private:
bool isDead(const MachineInstr *MI) const;
};
@@ -90,7 +95,7 @@ bool DeadMachineInstructionElim::isDead(const MachineInstr *MI) const {
}
bool DeadMachineInstructionElim::runOnMachineFunction(MachineFunction &MF) {
- if (skipOptnoneFunction(*MF.getFunction()))
+ if (skipFunction(*MF.getFunction()))
return false;
bool AnyChanges = false;
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