https://gcc.gnu.org/bugzilla/show_bug.cgi?id=27221
--- Comment #6 from Iain Sandoe <iains at gcc dot gnu.org> --- fixed on trunk and for 9.2
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=27221
--- Comment #6 from Iain Sandoe <iains at gcc dot gnu.org> --- fixed on trunk and for 9.2