171       using T = A;  in f()  typedef
172       using T = int;  in f()  typedef
189   using T = BindBack<Z, int>::apply<>;  typedef
190   using T = Z<int>;  typedef
201     using T = Y<int>;  typedef
202     using T = S<int, int>;  typedef
213     template<typename U> struct B {  struct
214       B(int) {}  in B()  argument
225 template<class...> struct B { };  struct
226 template<class H, class ... Ts> struct B<H, Ts...> : B<> { };  struct
229 template<class T, class ... Ts> void f(B<T, Ts...> &) { }  in f()