https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91361
--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Actually, no reason not to link R4: <http://wg21.link/p1152r4>.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91361
--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Actually, no reason not to link R4: <http://wg21.link/p1152r4>.