| // PR c++/89648 |
| // { dg-do compile { target c++11 } } |
| |
| template <typename T, T U> struct A { static const T e = U; }; |
| template <typename> struct B; |
| template <unsigned long, typename> struct C; |
| template <long i, typename T> using E = typename C<i, T>::k; |
| template <typename T, T...> struct F {}; |
| template <typename T, T U> using G = F<T, __integer_pack(U)...>; |
| template <unsigned long... U> using H = F<unsigned long, U...>; |
| template <unsigned long U> using I = G<unsigned long, U>; |
| template <typename...> class J {}; |
| template <typename... U> struct B<J<U...>> : A<long, sizeof...(U)> {}; |
| template <unsigned long N, typename T, typename... U> |
| struct C<N, J<T, U...>> : C<N - 1, J<U...>> {}; |
| template <typename T, typename... U> struct C<0, J<T, U...>> { typedef T k; }; |
| template <unsigned long N, typename... U> E<N, J<U...>> qux (J<U...>); |
| struct D { template <typename T> void foo (T) {} }; |
| void bar (...); |
| struct K { void baz (int &); int l; D m; int *n, o; }; |
| template <typename T, typename U, typename V, unsigned long... W> |
| void quux (int, int *, D x, int *, int, int, T, U, V y, H<W...>) { |
| x.foo ([=] { bar (qux <W>(y)...); }); |
| } |
| void K::baz (int &x) { |
| J<int, int> p; |
| int q, r; |
| long s; |
| quux (x, &l, m, n, o, r, s, q, p, I<B<decltype(p)>::e> ()); |
| } |