Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/ext/integer-pack3.C @ 158:494b0b89df80 default tip
...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 84e7813d76e9 |
children |
line wrap: on
line source
// PR c++/85049 // { dg-do compile { target c++11 } } typedef __SIZE_TYPE__ size_t; template<typename _Tp, _Tp... _Idx> struct integer_sequence { typedef _Tp value_type; static constexpr size_t size() noexcept { return sizeof...(_Idx); } }; template<typename _Tp, _Tp _Num> using make_integer_sequence = integer_sequence<_Tp, __integer_pack(_Num)...>; template<size_t _Num> using make_index_sequence = make_integer_sequence<size_t, _Num>; template<typename... _Types> using index_sequence_for = make_index_sequence<sizeof...(_Types)>; template <typename...> struct tuple {}; template <typename... Ts> int get(tuple<index_sequence_for<Ts...>, Ts...>); int x = get(tuple<index_sequence_for<>>{});