From: Dan Gohman <gohman@apple.com>
Date: Mon, 25 Oct 2010 21:24:55 +0000 (+0000)
Subject: Fix chaining in TBAA's pointsToConstantMemory.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0b2136927d54ab40353a0461437769eac187d807;p=oota-llvm.git

Fix chaining in TBAA's pointsToConstantMemory.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117314 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/TypeBasedAliasAnalysis.cpp b/lib/Analysis/TypeBasedAliasAnalysis.cpp
index f2fe35db33f..626517ad9ae 100644
--- a/lib/Analysis/TypeBasedAliasAnalysis.cpp
+++ b/lib/Analysis/TypeBasedAliasAnalysis.cpp
@@ -225,7 +225,7 @@ bool TypeBasedAliasAnalysis::pointsToConstantMemory(const Location &Loc) {
     return AliasAnalysis::pointsToConstantMemory(Loc);
 
   const MDNode *M = Loc.TBAATag;
-  if (!M) return false;
+  if (!M) return AliasAnalysis::pointsToConstantMemory(Loc);
 
   // If this is an "immutable" type, we can assume the pointer is pointing
   // to constant memory.