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Define __cpp_lib_erase_if feature test macro
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1 // <deque> -*- C++ -*-
2
3 // Copyright (C) 2001-2019 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 /*
26 *
27 * Copyright (c) 1994
28 * Hewlett-Packard Company
29 *
30 * Permission to use, copy, modify, distribute and sell this software
31 * and its documentation for any purpose is hereby granted without fee,
32 * provided that the above copyright notice appear in all copies and
33 * that both that copyright notice and this permission notice appear
34 * in supporting documentation. Hewlett-Packard Company makes no
35 * representations about the suitability of this software for any
36 * purpose. It is provided "as is" without express or implied warranty.
37 *
38 *
39 * Copyright (c) 1997
40 * Silicon Graphics Computer Systems, Inc.
41 *
42 * Permission to use, copy, modify, distribute and sell this software
43 * and its documentation for any purpose is hereby granted without fee,
44 * provided that the above copyright notice appear in all copies and
45 * that both that copyright notice and this permission notice appear
46 * in supporting documentation. Silicon Graphics makes no
47 * representations about the suitability of this software for any
48 * purpose. It is provided "as is" without express or implied warranty.
49 */
50
51 /** @file include/deque
52 * This is a Standard C++ Library header.
53 */
54
55 #ifndef _GLIBCXX_DEQUE
56 #define _GLIBCXX_DEQUE 1
57
58 #pragma GCC system_header
59
60 #include <bits/stl_algobase.h>
61 #if __cplusplus > 201703L
62 # include <bits/stl_algo.h> // For remove and remove_if
63 #endif // C++20
64 #include <bits/allocator.h>
65 #include <bits/stl_construct.h>
66 #include <bits/stl_uninitialized.h>
67 #include <bits/stl_deque.h>
68 #include <bits/range_access.h>
69 #include <bits/deque.tcc>
70
71 #ifdef _GLIBCXX_DEBUG
72 # include <debug/deque>
73 #endif
74
75 #ifdef _GLIBCXX_PROFILE
76 # include <profile/deque>
77 #endif
78
79 #if __cplusplus >= 201703L
80 namespace std _GLIBCXX_VISIBILITY(default)
81 {
82 _GLIBCXX_BEGIN_NAMESPACE_VERSION
83 namespace pmr
84 {
85 template<typename _Tp> class polymorphic_allocator;
86 template<typename _Tp>
87 using deque = std::deque<_Tp, polymorphic_allocator<_Tp>>;
88 } // namespace pmr
89 _GLIBCXX_END_NAMESPACE_VERSION
90 } // namespace std
91 #endif // C++17
92
93 #if __cplusplus > 201703L
94 namespace std _GLIBCXX_VISIBILITY(default)
95 {
96 _GLIBCXX_BEGIN_NAMESPACE_VERSION
97
98 #define __cpp_lib_erase_if 201900L
99
100 template<typename _Tp, typename _Alloc, typename _Predicate>
101 inline typename deque<_Tp, _Alloc>::size_type
102 erase_if(deque<_Tp, _Alloc>& __cont, _Predicate __pred)
103 {
104 const auto __osz = __cont.size();
105 __cont.erase(std::remove_if(__cont.begin(), __cont.end(), __pred),
106 __cont.end());
107 return __osz - __cont.size();
108 }
109
110 template<typename _Tp, typename _Alloc, typename _Up>
111 inline typename deque<_Tp, _Alloc>::size_type
112 erase(deque<_Tp, _Alloc>& __cont, const _Up& __value)
113 {
114 const auto __osz = __cont.size();
115 __cont.erase(std::remove(__cont.begin(), __cont.end(), __value),
116 __cont.end());
117 return __osz - __cont.size();
118 }
119 _GLIBCXX_END_NAMESPACE_VERSION
120 } // namespace std
121 #endif // C++20
122
123 #endif /* _GLIBCXX_DEQUE */