https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99909
Christopher Yeleighton <giecrilj at stegny dot 2a.pl> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |giecrilj at stegny dot 2a.pl --- Comment #1 from Christopher Yeleighton <giecrilj at stegny dot 2a.pl> --- (In reply to 康桓瑋 from comment #0) > template <template <std::integral auto> class> > constexpr auto f() {} That means auto is void, doesn’t it?