1 files changed, 0 insertions, 3 deletions
diff --git a/lib/Transforms/Utils/LCSSA.cpp b/lib/Transforms/Utils/LCSSA.cpp
index 53d07affd7..b2e5fa6d7e 100644
--- a/lib/Transforms/Utils/LCSSA.cpp
+++ b/lib/Transforms/Utils/LCSSA.cpp
@@ -67,10 +67,7 @@ namespace {
       AU.setPreservesCFG();
 
       AU.addRequired<DominatorTree>();
-      AU.addPreserved<DominatorTree>();
-      AU.addPreserved<DominanceFrontier>();
       AU.addRequired<LoopInfo>();
-      AU.addPreserved<LoopInfo>();
       AU.addPreservedID(LoopSimplifyID);
       AU.addPreserved<ScalarEvolution>();
     }