r221249 - Driver: Pass some std::strings by reference instead of value

[David Majnemer]

Author: majnemer
Date: Tue Nov  4 02:55:13 2014
New Revision: 221249

URL: http://llvm.org/viewvc/llvm-project?rev=221249&view=rev
Log:
Driver: Pass some std::strings by reference instead of value

No functional change intended. This fixes PR21463.

Modified:
    cfe/trunk/lib/Driver/ToolChains.cpp

Modified: cfe/trunk/lib/Driver/ToolChains.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains.cpp?rev=221249&r1=221248&r2=221249&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains.cpp Tue Nov  4 02:55:13 2014
@@ -2088,8 +2088,8 @@ std::string Hexagon_TC::GetGnuDir(const
 
 static void GetHexagonLibraryPaths(
   const ArgList &Args,
-  const std::string Ver,
-  const std::string MarchString,
+  const std::string &Ver,
+  const std::string &MarchString,
   const std::string &InstalledDir,
   ToolChain::path_list *LibPaths)
 {