http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56589
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-03-11 09:45:07 UTC --- Of course there is benefit, one performance benefit for properly written code, and also people will very quickly fix up their broken code, as has been done already for numerous packages that has been affected by this.