http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47835
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-02-22 12:56:54 UTC --- I've tested this patch on x86_64, i686, ppc and ppc64 linux with PR46909 gimple-fold.c change reverted and with vanilla gimple-fold, with the fix reverted expectedly x86_64 and i686 gcc.dg/pr46909.c test failed.