From fb52c61529830c2ef3f8e76759c1bdcc58b3a79a Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 8 Jul 2011 18:04:22 +0000
Subject: [PATCH] Fix a dangling reference. Patch by Dave Abrahams. pr10311

llvm-svn: 134709
---
 utils/TableGen/AsmMatcherEmitter.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/utils/TableGen/AsmMatcherEmitter.cpp b/utils/TableGen/AsmMatcherEmitter.cpp
index 63b0dd9544e..8da8ab91331 100644
--- a/utils/TableGen/AsmMatcherEmitter.cpp
+++ b/utils/TableGen/AsmMatcherEmitter.cpp
@@ -1825,7 +1825,8 @@ static void EmitComputeAvailableFeatures(AsmMatcherInfo &Info,
     SubtargetFeatureInfo &SFI = *it->second;
 
     OS << "  if (";
-    StringRef Conds = SFI.TheDef->getValueAsString("AssemblerCondString");
+    std::string CondStorage = SFI.TheDef->getValueAsString("AssemblerCondString");
+    StringRef Conds = CondStorage;
     std::pair<StringRef,StringRef> Comma = Conds.split(',');
     bool First = true;
     do {