Fix problem with PHI nodes having multiple predecessors from different

exit nodes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12490 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/IPO/LoopExtractor.cpp b/lib/Transforms/IPO/LoopExtractor.cpp
index 5b6aaa90055e7b0c4e9860a0290d280adb07600f..083b11684cc7301ec4f887d57a08ff8fedd40930 100644 (file)
--- a/lib/Transforms/IPO/LoopExtractor.cpp
+++ b/lib/Transforms/IPO/LoopExtractor.cpp
@@ -36,9 +36,10 @@ namespace {
     virtual bool runOnFunction(Function &F);
     
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+      AU.addRequiredID(BreakCriticalEdgesID);
+      AU.addRequiredID(LoopSimplifyID);
       AU.addRequired<DominatorSet>();
       AU.addRequired<LoopInfo>();
-      AU.addRequiredID(LoopSimplifyID);
     }
   };