commit 845012e6d31799c7fbd1193fa1af8ee2d12e9231
author Dan Gohman <gohman@apple.com> Fri Jul 31 23:37:33 2009 +0000
committer Dan Gohman <gohman@apple.com> Fri Jul 31 23:37:33 2009 +0000
tree 64ec9abb5dfd8100874df062a8e0793b3721810a
parent a3477fe06df794e0eae26ea243f25912c619a6c4

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/MachineSink.cpp

diff --git a/lib/CodeGen/MachineSink.cpp b/lib/CodeGen/MachineSink.cpp
index 0e18fa7..7717fc8 100644
--- a/lib/CodeGen/MachineSink.cpp
+++ b/lib/CodeGen/MachineSink.cpp
@@ -40,6 +40,7 @@
     virtual bool runOnMachineFunction(MachineFunction &MF);
     
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+      AU.setPreservesCFG();
       MachineFunctionPass::getAnalysisUsage(AU);
       AU.addRequired<MachineDominatorTree>();
       AU.addPreserved<MachineDominatorTree>();