From: Chris Lattner <sabre@nondot.org>
Date: Mon, 6 Dec 2010 01:01:28 +0000 (+0000)
Subject: add a helper method.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=72c194a8be83d217360ebc6b1f3ad21c5ffa16a9;p=oota-llvm.git

add a helper method.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120973 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Analysis/AliasAnalysis.h b/include/llvm/Analysis/AliasAnalysis.h
index 7531b19c5ba..7d5c5fc99b6 100644
--- a/include/llvm/Analysis/AliasAnalysis.h
+++ b/include/llvm/Analysis/AliasAnalysis.h
@@ -182,6 +182,11 @@ public:
                  const Value *V2, uint64_t V2Size) {
     return isNoAlias(Location(V1, V1Size), Location(V2, V2Size));
   }
+  
+  /// isMustAlias - A convenience wrapper.
+  bool isMustAlias(const Location &LocA, const Location &LocB) {
+    return alias(LocA, LocB) == MustAlias;
+  }
 
   /// pointsToConstantMemory - If the specified memory location is
   /// known to be constant, return true. If OrLocal is true and the