[PATCH] add the -mrecip driver flag and process its options

[hfinkel at anl.gov]

================
Comment at: lib/Driver/Tools.cpp:1623
@@ +1622,3 @@
+                                const Arg &A, size_t &Position) {
+  const char REF_STEP_TOKEN = ':';
+  Position = In.find(REF_STEP_TOKEN);
----------------
Don't name this like a macro.

================
Comment at: lib/Driver/Tools.cpp:1646
@@ +1645,3 @@
+                        ArgStringList &OutStrings) {
+  static const char DISABLED_PREFIX_IN = '!';
+  static const char DISABLED_PREFIX_OUT = '!';
----------------
Don't name these like macros.

http://reviews.llvm.org/D8989

EMAIL PREFERENCES
  http://reviews.llvm.org/settings/panel/emailpreferences/