// PR c++/103049 // P0849R8 - auto(x) // { dg-do compile { target c++20 } } void f (int); void g () { auto a1 = auto(f); // { dg-error "only available with" "" { target c++20_only } } auto a2 = auto{f}; // { dg-error "only available with" "" { target c++20_only } } static_assert (__is_same_as (decltype (a1), void(*)(int))); static_assert (__is_same_as (decltype (a2), void(*)(int))); }