FM / experimental

/usr/include/c++/8/experimental

Name	Size	Mode	Actions
bits/	-	0755	rm
algorithm	3660	0644	edit dl rm
any	15929	0644	edit dl rm
array	3230	0644	edit dl rm
chrono	1938	0644	edit dl rm
deque	2258	0644	edit dl rm
filesystem	1562	0644	edit dl rm
forward_list	2315	0644	edit dl rm
functional	12289	0644	edit dl rm
iterator	3510	0644	edit dl rm
list	2218	0644	edit dl rm
map	2573	0644	edit dl rm
memory	6040	0644	edit dl rm
memory_resource	12914	0644	edit dl rm
numeric	3195	0644	edit dl rm
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propagate_const	15311	0644	edit dl rm
random	2550	0644	edit dl rm
ratio	2416	0644	edit dl rm
regex	2097	0644	edit dl rm
set	2450	0644	edit dl rm
source_location	2750	0644	edit dl rm
string	2817	0644	edit dl rm
string_view	21423	0644	edit dl rm
system_error	2023	0644	edit dl rm
tuple	2450	0644	edit dl rm
type_traits	10957	0644	edit dl rm
unordered_map	2824	0644	edit dl rm
unordered_set	2707	0644	edit dl rm
utility	1709	0644	edit dl rm
vector	2331	0644	edit dl rm

Edit: /usr/include/c++/8/experimental/tuple (2450B)

// <experimental/tuple> -*- C++ -*-

// Copyright (C) 2014-2018 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// <http://www.gnu.org/licenses/>.

/** @file experimental/tuple
 *  This is a TS C++ Library header.
 */

#ifndef _GLIBCXX_EXPERIMENTAL_TUPLE
#define _GLIBCXX_EXPERIMENTAL_TUPLE 1

#pragma GCC system_header

#if __cplusplus >= 201402L

#include <tuple>
#include <bits/invoke.h>
#include <experimental/bits/lfts_config.h>

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

namespace experimental
{
inline namespace fundamentals_v1
{
  // See C++14 §20.4.2.5, tuple helper classes
  template <typename _Tp>
    constexpr size_t tuple_size_v = tuple_size<_Tp>::value;

#define __cpp_lib_experimental_tuple 201402

template <typename _Fn, typename _Tuple, std::size_t... _Idx>
    constexpr decltype(auto)
    __apply_impl(_Fn&& __f, _Tuple&& __t, std::index_sequence<_Idx...>)
    {
      return std::__invoke(std::forward<_Fn>(__f),
			   std::get<_Idx>(std::forward<_Tuple>(__t))...);
    }

template <typename _Fn, typename _Tuple>
    constexpr decltype(auto)
    apply(_Fn&& __f, _Tuple&& __t)
    {
      using _Indices =
	std::make_index_sequence<tuple_size_v<std::decay_t<_Tuple>>>;
      return experimental::__apply_impl(std::forward<_Fn>(__f),
					std::forward<_Tuple>(__t),
					_Indices{});
    }
} // namespace fundamentals_v1
} // namespace experimental

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace std

#endif // C++14

#endif // _GLIBCXX_EXPERIMENTAL_TUPLE

// -*- C++ -*- // Copyright (C) 2014-2018 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // . /** @file experimental/tuple * This is a TS C++ Library header. */ #ifndef _GLIBCXX_EXPERIMENTAL_TUPLE #define _GLIBCXX_EXPERIMENTAL_TUPLE 1 #pragma GCC system_header #if __cplusplus >= 201402L #include #include #include namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION namespace experimental { inline namespace fundamentals_v1 { // See C++14 §20.4.2.5, tuple helper classes template constexpr size_t tuple_size_v = tuple_size<_Tp>::value; #define __cpp_lib_experimental_tuple 201402 template constexpr decltype(auto) __apply_impl(_Fn&& __f, _Tuple&& __t, std::index_sequence<_Idx...>) { return std::__invoke(std::forward<_Fn>(__f), std::get<_Idx>(std::forward<_Tuple>(__t))...); } template constexpr decltype(auto) apply(_Fn&& __f, _Tuple&& __t) { using _Indices = std::make_index_sequence>>; return experimental::__apply_impl(std::forward<_Fn>(__f), std::forward<_Tuple>(__t), _Indices{}); } } // namespace fundamentals_v1 } // namespace experimental _GLIBCXX_END_NAMESPACE_VERSION } // namespace std #endif // C++14 #endif // _GLIBCXX_EXPERIMENTAL_TUPLE