https://gcc.gnu.org/bugzilla/show_bug.cgi?id=19089
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|unassigned at gcc dot gnu.org |pinskia at gcc dot gnu.org Status|NEW |ASSIGNED --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- I can't reproduce the crash any more but it should not be hard to fix. The problem is in make-temp-file.c where we do: static inline const char * try_dir (const char *dir, const char *base) { if (base != 0) return base; if (dir != 0 && access (dir, R_OK | W_OK | X_OK) == 0) return dir; return 0; } But we don't check to see if the dir is actually a directory.