From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Mon, 26 Dec 2011 14:18:37 +0000 (+0000)
Subject: Fix potential use after free.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a11d3098624dd9c136c713ff8a513150ce88580e;p=clang

Fix potential use after free.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147277 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 883899d45b..41ff1102bf 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -800,9 +800,8 @@ void Clang::AddSparcTargetArgs(const ArgList &Args,
   const Driver &D = getToolChain().getDriver();
 
   if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) {
-    StringRef MArch = A->getValue(Args);
     CmdArgs.push_back("-target-cpu");
-    CmdArgs.push_back(MArch.str().c_str());
+    CmdArgs.push_back(A->getValue(Args));
   }
 
   // Select the float ABI as determined by -msoft-float, -mhard-float, and