[llvm-commits] [llvm] r53085 - /llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp

[Devang Patel]

Author: dpatel
Date: Thu Jul  3 00:55:03 2008
New Revision: 53085

URL: http://llvm.org/viewvc/llvm-project?rev=53085&view=rev
Log:
LoopUnswitch does not preserve dominator info in all cases.

Modified:
    llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp?rev=53085&r1=53084&r2=53085&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp Thu Jul  3 00:55:03 2008
@@ -112,8 +112,9 @@
       AU.addPreserved<LoopInfo>();
       AU.addRequiredID(LCSSAID);
       AU.addPreservedID(LCSSAID);
-      AU.addPreserved<DominatorTree>();
-      AU.addPreserved<DominanceFrontier>();
+      // FIXME: Loop Unswitch does not preserve dominator info in all cases.
+      // AU.addPreserved<DominatorTree>();
+      // AU.addPreserved<DominanceFrontier>();
     }
 
   private: