libstdc++
experimental/utility
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1 // <experimental/utility> -*- C++ -*-
2 
3 // Copyright (C) 2015-2021 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10 
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15 
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19 
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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24 
25 /** @file experimental/utility
26  * This is a TS C++ Library header.
27  * @ingroup libfund-ts
28  */
29 
30 #ifndef _GLIBCXX_EXPERIMENTAL_UTILITY
31 #define _GLIBCXX_EXPERIMENTAL_UTILITY 1
32 
33 #if __cplusplus >= 201402L
34 #include <utility>
35 #include <bits/uses_allocator.h>
37 
38 namespace std {
39 _GLIBCXX_BEGIN_NAMESPACE_VERSION
40 
41 namespace experimental {
42 inline namespace fundamentals_v2 {
43  // 3.1.2, erased-type placeholder
44  using erased_type = std::__erased_type;
45 } // namespace fundamentals_v2
46 } // namespace experimental
47 
48 _GLIBCXX_END_NAMESPACE_VERSION
49 } // namespace std
50 
51 #endif // C++14
52 #endif // _GLIBCXX_EXPERIMENTAL_UTILITY
ISO C++ entities toplevel namespace is std.