New C++ flags.

From-SVN: r8733

gcc/toplev.c

@@ -668,6 +668,8 @@ char *lang_options[] =
   "-fno-external-templates",
   "-fgc",
   "-fno-gc",
+  "-fgnu-keywords",
+  "-fno-gnu-keywords",
   "-fhandle-exceptions",
   "-fno-handle-exceptions",
   "-fhandle-signatures",
@@ -684,6 +686,8 @@ char *lang_options[] =
   "-fno-memoize-lookups",
   "-fnonnull-objects",
   "-fno-nonnull-objects",
+  "-foperator-names",
+  "-fno-operator-names",
   "-fsave-memoized",
   "-fno-save-memoized",
   "-fshort-temps",