LoopInstSimplify preserves LoopSimplify.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123117 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/LoopInstSimplify.cpp b/lib/Transforms/Scalar/LoopInstSimplify.cpp
index ad73f7b8e79841b96590965646691aafa5c6fa5c..5d7e431221ee40077e5f72449d7e1dce15f7a88e 100644 (file)
--- a/lib/Transforms/Scalar/LoopInstSimplify.cpp
+++ b/lib/Transforms/Scalar/LoopInstSimplify.cpp
@@ -40,6 +40,7 @@ namespace {
       AU.setPreservesCFG();
       AU.addRequired<LoopInfo>();
       AU.addRequiredID(LoopSimplifyID);
+      AU.addPreservedID(LoopSimplifyID);
       AU.addPreservedID(LCSSAID);
     }
   };