From 845012e6d31799c7fbd1193fa1af8ee2d12e9231 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Fri, 31 Jul 2009 23:37:33 +0000
Subject: Use setPreservesAll and setPreservesCFG in CodeGen passes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77754 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/MachineModuleInfo.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/CodeGen/MachineModuleInfo.cpp')

diff --git a/lib/CodeGen/MachineModuleInfo.cpp b/lib/CodeGen/MachineModuleInfo.cpp
index 20b819e823..df9d7cab09 100644
--- a/lib/CodeGen/MachineModuleInfo.cpp
+++ b/lib/CodeGen/MachineModuleInfo.cpp
@@ -306,6 +306,7 @@ struct DebugLabelFolder : public MachineFunctionPass {
   DebugLabelFolder() : MachineFunctionPass(&ID) {}
 
   virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+    AU.setPreservesCFG();
     AU.addPreservedID(MachineLoopInfoID);
     AU.addPreservedID(MachineDominatorsID);
     MachineFunctionPass::getAnalysisUsage(AU);
-- 
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