[Bug c++/105623] [12/13 regression][rejects valid] invalid use of auto when deducing return type of base class template

[mpolacek at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105623

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
// PR c++/105623

auto g(auto) {}
template <int...> struct ct_string {
  static auto name() {}
};
struct S : ct_string<> {
  auto f() { g(name); }
};