1// <experimental/unordered_set> -*- C++ -*-
2
3// Copyright (C) 2015-2019 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
23// <http://www.gnu.org/licenses/>.
24
25/** @file experimental/unordered_set
26 *  This is a TS C++ Library header.
27 */
28
29#ifndef _GLIBCXX_EXPERIMENTAL_UNORDERED_SET
30#define _GLIBCXX_EXPERIMENTAL_UNORDERED_SET 1
31
32#pragma GCC system_header
33
34#if __cplusplus >= 201402L
35
36#include <unordered_set>
37#include <bits/erase_if.h>
38#include <experimental/memory_resource>
39
40namespace std _GLIBCXX_VISIBILITY(default)
41{
42_GLIBCXX_BEGIN_NAMESPACE_VERSION
43
44namespace experimental
45{
46inline namespace fundamentals_v2
47{
48  template<typename _Key, typename _Hash, typename _CPred, typename _Alloc,
49	   typename _Predicate>
50    inline void
51    erase_if(unordered_set<_Key, _Hash, _CPred, _Alloc>& __cont,
52	     _Predicate __pred)
53    { std::__detail::__erase_nodes_if(__cont, __pred); }
54
55  template<typename _Key, typename _Hash, typename _CPred, typename _Alloc,
56	   typename _Predicate>
57    inline void
58    erase_if(unordered_multiset<_Key, _Hash, _CPred, _Alloc>& __cont,
59	     _Predicate __pred)
60    { std::__detail::__erase_nodes_if(__cont, __pred); }
61
62  namespace pmr {
63    template<typename _Key, typename _Hash = hash<_Key>,
64	     typename _Pred = equal_to<_Key>>
65      using unordered_set
66      = std::unordered_set<_Key, _Hash, _Pred, polymorphic_allocator<_Key>>;
67
68    template<typename _Key, typename _Hash = hash<_Key>,
69	     typename _Pred = equal_to<_Key>>
70      using unordered_multiset
71      = std::unordered_multiset<_Key, _Hash, _Pred,
72				polymorphic_allocator<_Key>>;
73  } // namespace pmr
74
75} // namespace fundamentals_v2
76} // namespace experimental
77
78_GLIBCXX_END_NAMESPACE_VERSION
79} // namespace std
80
81#endif // C++14
82
83#endif // _GLIBCXX_EXPERIMENTAL_UNORDERED_SET
84