r201311 - add comment explaining previous commit

[Robert Lytton]

Author: rlytton
Date: Thu Feb 13 04:38:56 2014
New Revision: 201311

URL: http://llvm.org/viewvc/llvm-project?rev=201311&view=rev
Log:
add comment explaining previous commit

 see 'XCore target -fexceptions flag handling'

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=201311&r1=201310&r2=201311&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/Tools.cpp (original)
+++ cfe/trunk/lib/Driver/Tools.cpp Thu Feb 13 04:38:56 2014
@@ -1533,6 +1533,7 @@ namespace {
   };
 } // end anonymous namespace.
 
+// exceptionSettings() exists to share the logic between -cc1 and linker invocations.
 static ExceptionSettings exceptionSettings(const ArgList &Args,
                                            const llvm::Triple &Triple) {
   ExceptionSettings ES;