https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110065
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Status|UNCONFIRMED |NEW Last reconfirmed| |2023-05-31 Keywords| |accepts-invalid, | |ice-on-invalid-code --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Reduced testcase: ``` template <typename a> inline constexpr bool t = false; int main() { return t<auto(&)(const int*) -> auto&>; } ``` If we `s/return//` we get the accept invalid too.