From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Sat, 12 Jan 2013 15:34:31 +0000 (+0000)
Subject: GlobalOpt: Avoid jump on uninitialized value.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0813589f72de5f15a28f36e2235cb933b7b8ebc0;p=oota-llvm.git

GlobalOpt: Avoid jump on uninitialized value.

Found by valgrind.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172318 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index de633547463..efec788162b 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -2828,7 +2828,7 @@ bool Evaluator::EvaluateBlock(BasicBlock::iterator CurInst,
           return false;
         }
 
-        Constant *RetVal;
+        Constant *RetVal = 0;
         // Execute the call, if successful, use the return value.
         ValueStack.push_back(new DenseMap<Value*, Constant*>);
         if (!EvaluateFunction(Callee, RetVal, Formals)) {