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Name	Size	Permission	Date
bits	[ DIR ]	drwxr-xr-x	2025-08-15 18:07
algorithm	3.6 KB	-rw-r--r--	2025-02-12 13:06
any	15.64 KB	-rw-r--r--	2025-02-12 13:06
array	3.29 KB	-rw-r--r--	2025-02-12 13:06
buffer	28.05 KB	-rw-r--r--	2025-02-12 13:06
chrono	1.91 KB	-rw-r--r--	2025-02-12 13:06
deque	2.24 KB	-rw-r--r--	2025-02-12 13:06
executor	54.7 KB	-rw-r--r--	2025-02-12 13:06
filesystem	1.55 KB	-rw-r--r--	2025-02-12 13:06
forward_list	2.31 KB	-rw-r--r--	2025-02-12 13:06
functional	12 KB	-rw-r--r--	2025-02-12 13:06
internet	64.77 KB	-rw-r--r--	2025-02-12 13:06
io_context	22 KB	-rw-r--r--	2025-02-12 13:06
iterator	3.45 KB	-rw-r--r--	2025-02-12 13:06
list	2.21 KB	-rw-r--r--	2025-02-12 13:06
map	2.53 KB	-rw-r--r--	2025-02-12 13:06
memory	5.91 KB	-rw-r--r--	2025-02-12 13:06
memory_resource	17.12 KB	-rw-r--r--	2025-02-12 13:06
net	1.51 KB	-rw-r--r--	2025-02-12 13:06
netfwd	3.66 KB	-rw-r--r--	2025-02-12 13:06
numeric	3.4 KB	-rw-r--r--	2025-02-12 13:06
optional	25.99 KB	-rw-r--r--	2025-02-12 13:06
propagate_const	15.13 KB	-rw-r--r--	2025-02-12 13:06
random	2.51 KB	-rw-r--r--	2025-02-12 13:06
ratio	2.38 KB	-rw-r--r--	2025-02-12 13:06
regex	2.07 KB	-rw-r--r--	2025-02-12 13:06
set	2.41 KB	-rw-r--r--	2025-02-12 13:06
simd	2.75 KB	-rw-r--r--	2025-02-12 13:06
socket	76.34 KB	-rw-r--r--	2025-02-12 13:06
source_location	2.71 KB	-rw-r--r--	2025-02-12 13:06
string	2.85 KB	-rw-r--r--	2025-02-12 13:06
string_view	21.99 KB	-rw-r--r--	2025-02-12 13:06
system_error	2 KB	-rw-r--r--	2025-02-12 13:06
timer	5.66 KB	-rw-r--r--	2025-02-12 13:06
tuple	2.41 KB	-rw-r--r--	2025-02-12 13:06
type_traits	11.78 KB	-rw-r--r--	2025-02-12 13:06
unordered_map	2.78 KB	-rw-r--r--	2025-02-12 13:06
unordered_set	2.66 KB	-rw-r--r--	2025-02-12 13:06
utility	1.69 KB	-rw-r--r--	2025-02-12 13:06
vector	2.3 KB	-rw-r--r--	2025-02-12 13:06

Rename

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

// Copyright (C) 2014-2021 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.
 *  @ingroup libfund-ts
 */

#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