From a54e9643efc64d7255da7e58e3cf19523268bb07 Mon Sep 17 00:00:00 2001
From: David Blaikie <dblaikie@gmail.com>
Date: Sun, 6 Nov 2011 01:53:39 +0000
Subject: Fixing -g break caused by a dead reference to a temporary introduced
 in r143732.

llvm-svn: 143856
---
 clang/lib/Driver/Tools.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'clang')

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 7d46793a5f3..88d1e5210ac 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -1459,7 +1459,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
   Args.ClaimAllArgs(options::OPT_g_Group);
   if (Arg *A = Args.getLastArg(options::OPT_g_Group))
     if (!A->getOption().matches(options::OPT_g0)) {
-      StringRef ArgString = A->getAsString(Args);
+      const std::string &ArgString = A->getAsString(Args);
       bool Valid_g = llvm::StringSwitch<bool>(ArgString)
         .Case("-g", true)
         .Case("-g3", true)
-- 
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