https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113659
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- So the issue is similar to gcc.c-torture/execute/20150611-1.c, this time the main exit ends in a path without a virtual use (__builtin_unreachable ()). We can do the same as we do for the alternate exits here.