https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101034
--- Comment #1 from 康桓瑋 <hewillk at gmail dot com> --- any#L272 has the same typo: template <typename _Tp, typename _Up, typename... _Args> __emplace_t<decay_t<_Tp>, initializer_list<_Up>, _Args&&...> emplace(initializer_list<_Up> __il, _Args&&... __args)