[Bug driver/47249] [4.4/4.5/4.6/4.7 Regression] ICE in common_handle_option, at opts.c:1695 with unknown option passed to cc1

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47249

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-01-16 
13:51:32 UTC ---
Created attachment 26340
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26340
gcc47-pr47249-2.patch

Or this one (or something else)?  Having driver display_help use *.opt stuff is
probably beyond stage4 material.