https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81723
--- Comment #5 from Matthias Klose <doko at gcc dot gnu.org> --- same behavior with trunk 20170731
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81723
--- Comment #5 from Matthias Klose <doko at gcc dot gnu.org> --- same behavior with trunk 20170731