https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68636
--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Fri Dec 4 08:17:50 2015 New Revision: 231246 URL: https://gcc.gnu.org/viewcvs?rev=231246&root=gcc&view=rev Log: 2015-12-04 Richard Biener <rguent...@suse.de> PR middle-end/68636 * builtins.c (get_pointer_alignment_1): Take care of byte to bit alignment computation overflow. Modified: trunk/gcc/ChangeLog trunk/gcc/builtins.c