https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94799 --- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Relevant threads: https://gcc.gnu.org/pipermail/gcc-patches/2017-June/478011.html https://gcc.gnu.org/pipermail/gcc-patches/2017-June/478247.html