[Bug c++/88979] [C++20] P0634R3 not working for constructor parameter types

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88979

--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
And by the same token, I suspect this ought to work too:

template<typename T>
struct A {
  A(T::type);
};