From: Duncan Sands <baldrick@free.fr>
Date: Wed, 19 Sep 2012 15:43:44 +0000 (+0000)
Subject: GCC doesn't understand that OrigAliasResult having a value is correlated with
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7c894691ef8a36e089bc602d1b22130c44881772;p=oota-llvm.git

GCC doesn't understand that OrigAliasResult having a value is correlated with
ArePhisAssumedNoAlias, and warns that OrigAliasResult may be used uninitialized.
Pacify GCC.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164229 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/BasicAliasAnalysis.cpp b/lib/Analysis/BasicAliasAnalysis.cpp
index a3bc06a80f2..7fad8fecb04 100644
--- a/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/lib/Analysis/BasicAliasAnalysis.cpp
@@ -1086,7 +1086,7 @@ BasicAliasAnalysis::aliasPHI(const PHINode *PN, uint64_t PNSize,
       // We assume for the recursion that the the phis (ptr_phi, ptr2_phi) do
       // not alias each other.
       bool ArePhisAssumedNoAlias = false;
-      AliasResult OrigAliasResult;
+      AliasResult OrigAliasResult = NoAlias;
       if (Alias == NoAlias) {
         // Pretend the phis do not alias.
         assert(AliasCache.count(Locs) &&