// PR c++/89873 | |
// { dg-do compile { target c++14 } } | |
template <int> bool b; | |
template <typename> | |
struct C { | |
template <typename> friend int foo() noexcept(b<1>); // { dg-error "not usable in a constant expression|different exception specifier" } | |
}; | |
template <typename> int foo() noexcept(b<1>); | |
auto a = C<int>(); |