https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63405
--- Comment #4 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Matthias Klose from comment #3) > you need -fstack-protector or -fstack-protector-strong to reproduce this. That still doesn't ICE the compiler on 4.9 branch.