https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51515
Marek Polacek <mpolacek at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |mpolacek at gcc dot gnu.org --- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Because it's not valid C.