https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88184
--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> --- -fchecking=2 is the answer.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88184
--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> --- -fchecking=2 is the answer.