https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68777
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Isn't this PR67941 and thus already fixed in GCC 5.3?
- [Bug sanitizer/68777] New: [UBSAN] Spurious w... neil.conway at gmail dot com
- [Bug sanitizer/68777] [UBSAN] Spurious w... mpolacek at gcc dot gnu.org
- [Bug sanitizer/68777] [UBSAN] Spurious w... jakub at gcc dot gnu.org
- [Bug sanitizer/68777] [UBSAN] Spurious w... mpolacek at gcc dot gnu.org
