From 0a25727f31cfa6dd892e52287ee24a40ccc7723f Mon Sep 17 00:00:00 2001
From: Nadav Rotem <nrotem@apple.com>
Date: Sat, 29 Jun 2013 05:38:15 +0000
Subject: We preserve the CFG and some of the analysis passes.

llvm-svn: 185251
---
 llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp')

diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index d609302522e..8655ff0e11b 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -1525,6 +1525,9 @@ struct SLPVectorizer : public FunctionPass {
     AU.addRequired<TargetTransformInfo>();
     AU.addRequired<LoopInfo>();
     AU.addRequired<DominatorTree>();
+    AU.addPreserved<LoopInfo>();
+    AU.addPreserved<DominatorTree>();
+    AU.setPreservesCFG();
   }
 
 private:
-- 
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