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licm preserves the cfg, it doesn't have to explicitly say it
author
Chris Lattner
<sabre@nondot.org>
Sun, 29 Aug 2010 07:02:56 +0000
(07:02 +0000)
committer
Chris Lattner
<sabre@nondot.org>
Sun, 29 Aug 2010 07:02:56 +0000
(07:02 +0000)
preserves domfrontier. It does preserve AA though.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112419
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Transforms/Scalar/LICM.cpp
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diff --git
a/lib/Transforms/Scalar/LICM.cpp
b/lib/Transforms/Scalar/LICM.cpp
index 41d9e4c260d1598ab9861362f4dd7f5297d9542b..d8b46bbc358ee18e469759493e89965f3d509877 100644
(file)
--- a/
lib/Transforms/Scalar/LICM.cpp
+++ b/
lib/Transforms/Scalar/LICM.cpp
@@
-78,8
+78,8
@@
namespace {
AU.addRequired<LoopInfo>();
AU.addRequiredID(LoopSimplifyID);
AU.addRequired<AliasAnalysis>();
+ AU.addPreserved<AliasAnalysis>();
AU.addPreserved<ScalarEvolution>();
- AU.addPreserved<DominanceFrontier>();
AU.addPreservedID(LoopSimplifyID);
}