http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52213
--- Comment #2 from Jovica <jovica.sabic at gmail dot com> 2012-02-12 14:03:33 UTC --- I know this should be undefined behaviour but i drew attention to it only happens when there is a length divided by 8. That's why I wrote this bug, to pay attention to this.