| template <class T, T... I> |
| struct Seq { |
| static constexpr T PackSize = sizeof...(I); |
| }; |
| |
| template <typename T, T N> |
| using MakeSeq = __make_integer_seq<Seq, T, N>; |
| |
| |
| using SizeT = decltype(sizeof(int)); |
| |
| template <SizeT i, typename ...T> |
| using TypePackElement = __type_pack_element<i, T...>; |
| |
| template <int i> |
| struct X; |
| |
| using X0 = X<0>; |
| template <int I> |
| using SameAsX = X<I>; |
| |
| template <template <class...> class Templ, class...Types> |
| using TypePackDedup = Templ<__builtin_dedup_pack<Types...>...>; |
| |
| template <class ...Ts> |
| struct TypeList {}; |
