1// <forward_list> -*- C++ -*-
2
3// Copyright (C) 2008-2022 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 include/forward_list
26 * This is a Standard C++ Library header.
27 */
28
29#ifndef _GLIBCXX_FORWARD_LIST
30#define _GLIBCXX_FORWARD_LIST 1
31
32#pragma GCC system_header
33
34#if __cplusplus < 201103L
35# include <bits/c++0x_warning.h>
36#else
37
38#include <bits/forward_list.h>
39#include <bits/range_access.h>
40#include <bits/forward_list.tcc>
41
42#ifdef _GLIBCXX_DEBUG
43# include <debug/forward_list>
44#endif
45
46#if __cplusplus >= 201703L
47namespace std _GLIBCXX_VISIBILITY(default)
48{
49_GLIBCXX_BEGIN_NAMESPACE_VERSION
50 namespace pmr
51 {
52 template<typename _Tp> class polymorphic_allocator;
53 template<typename _Tp>
54 using forward_list = std::forward_list<_Tp, polymorphic_allocator<_Tp>>;
55 } // namespace pmr
56_GLIBCXX_END_NAMESPACE_VERSION
57} // namespace std
58#endif // C++17
59
60#if __cplusplus > 201703L
61namespace std _GLIBCXX_VISIBILITY(default)
62{
63_GLIBCXX_BEGIN_NAMESPACE_VERSION
64
65#define __cpp_lib_erase_if 202002L
66
67 template<typename _Tp, typename _Alloc, typename _Predicate>
68 inline typename forward_list<_Tp, _Alloc>::size_type
69 erase_if(forward_list<_Tp, _Alloc>& __cont, _Predicate __pred)
70 { return __cont.remove_if(__pred); }
71
72 template<typename _Tp, typename _Alloc, typename _Up>
73 inline typename forward_list<_Tp, _Alloc>::size_type
74 erase(forward_list<_Tp, _Alloc>& __cont, const _Up& __value)
75 {
76 using __elem_type = typename forward_list<_Tp, _Alloc>::value_type;
77 return std::erase_if(__cont, [&](__elem_type& __elem) {
78 return __elem == __value;
79 });
80 }
81_GLIBCXX_END_NAMESPACE_VERSION
82} // namespace std
83#endif // C++20
84
85#endif // C++11
86
87#endif // _GLIBCXX_FORWARD_LIST
88