From 2a190081f6151c3a97521b7b29400d1bc15f284e Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Tue, 3 Aug 2010 01:03:11 +0000
Subject: Introduce a symbolic constant for ~0u for use with AliasAnalysis.

llvm-svn: 110091
---
 llvm/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'llvm/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp')

diff --git a/llvm/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp b/llvm/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp
index b3d90cb5c12..91ae98919d4 100644
--- a/llvm/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp
+++ b/llvm/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp
@@ -155,8 +155,8 @@ ScalarEvolutionAliasAnalysis::alias(const Value *A, unsigned ASize,
   Value *AO = GetBaseValue(AS);
   Value *BO = GetBaseValue(BS);
   if ((AO && AO != A) || (BO && BO != B))
-    if (alias(AO ? AO : A, AO ? ~0u : ASize,
-              BO ? BO : B, BO ? ~0u : BSize) == NoAlias)
+    if (alias(AO ? AO : A, AO ? UnknownSize : ASize,
+              BO ? BO : B, BO ? UnknownSize : BSize) == NoAlias)
       return NoAlias;
 
   // Forward the query to the next analysis.
-- 
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