https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92268
Jason Merrill <jason at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jason at gcc dot gnu.org --- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> --- Smaller example: template <class T> concept Two = true; template <class T> concept One = Two<typename T::type>; template <class T> concept Zero = requires { { T() } -> One; }; template <class T> void f() requires Zero<T>; template <class T> void f(...); int main() { f<int>(); }