[lld] r226580 - Fix use after free.

[Rafael Espindola]

Author: rafael
Date: Tue Jan 20 11:08:27 2015
New Revision: 226580

URL: http://llvm.org/viewvc/llvm-project?rev=226580&view=rev
Log:
Fix use after free.

This fixes running a few tests (including test/elf/Mips/e-flags-merge-1.test)
under asan.

Modified:
    lld/trunk/lib/Driver/GnuLdDriver.cpp

Modified: lld/trunk/lib/Driver/GnuLdDriver.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/lib/Driver/GnuLdDriver.cpp?rev=226580&r1=226579&r2=226580&view=diff
==============================================================================
--- lld/trunk/lib/Driver/GnuLdDriver.cpp (original)
+++ lld/trunk/lib/Driver/GnuLdDriver.cpp Tue Jan 20 11:08:27 2015
@@ -591,7 +591,7 @@ bool GnuLdDriver::parse(int argc, const
         ctx->getNodes().push_back(llvm::make_unique<FileNode>(std::move(file)));
         break;
       }
-      std::string realpath = pathOrErr.get();
+      StringRef realpath = pathOrErr.get();
 
       bool isScript =
           (!path.endswith(".objtxt") && isLinkerScript(realpath, diagnostics));