[cfe-commits] r170010 - /cfe/trunk/lib/Driver/Tools.cpp

[Chad Rosier]

Author: mcrosier
Date: Wed Dec 12 14:06:31 2012
New Revision: 170010

URL: http://llvm.org/viewvc/llvm-project?rev=170010&view=rev
Log:
[driver] Don't warn about an unused -flto option.
rdar://12851905

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

Modified: cfe/trunk/lib/Driver/Tools.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=170010&r1=170009&r2=170010&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/Tools.cpp (original)
+++ cfe/trunk/lib/Driver/Tools.cpp Wed Dec 12 14:06:31 2012
@@ -2281,6 +2281,10 @@
       A->render(Args, CmdArgs);
   }
 
+  // Don't warn about unused -flto.  This can happen when we're preprocessing or
+  // precompiling.
+  Args.ClaimAllArgs(options::OPT_flto);
+
   Args.AddAllArgs(CmdArgs, options::OPT_W_Group);
   if (Args.hasFlag(options::OPT_pedantic, options::OPT_no_pedantic, false))
     CmdArgs.push_back("-pedantic");