From: Alina Sbirlea <asbirlea@google.com>
Date: Fri, 26 Jul 2019 18:57:26 +0000 (+0000)
Subject: [MemorySSA & LoopPassManager] Analysis can be preserved only when all loop passes... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0038d0f13e6747a0c2b9f1d9e6fb318878447d99;p=llvm

[MemorySSA & LoopPassManager] Analysis can be preserved only when all loop passes preserve it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@367143 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Transforms/Scalar/LoopPassManager.h b/include/llvm/Transforms/Scalar/LoopPassManager.h
index 61ec58585fd..058f69aeb6e 100644
--- a/include/llvm/Transforms/Scalar/LoopPassManager.h
+++ b/include/llvm/Transforms/Scalar/LoopPassManager.h
@@ -382,8 +382,6 @@ public:
     PA.preserve<DominatorTreeAnalysis>();
     PA.preserve<LoopAnalysis>();
     PA.preserve<ScalarEvolutionAnalysis>();
-    if (EnableMSSALoopDependency)
-      PA.preserve<MemorySSAAnalysis>();
     // FIXME: What we really want to do here is preserve an AA category, but
     // that concept doesn't exist yet.
     PA.preserve<AAManager>();