2 // { dg-options "-std=c++17 -fconcepts" }
4 template <class T, class U>
5 concept bool Same = __is_same_as(T, U);
16 constexpr static bool f() { return true; }
19 static_assert(A<int>::f<1,double>(), ""); // { dg-error "" }
20 static_assert(A<char>::f<'a',int>(), "");