1 // <forward_list> -*- C++ -*-
3 // Copyright (C) 2008-2024 Free Software Foundation, Inc.
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)
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.
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.
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/>.
25 /** @file include/forward_list
26 * This is a Standard C++ Library header.
29 #ifndef _GLIBCXX_FORWARD_LIST
30 #define _GLIBCXX_FORWARD_LIST 1
32 #pragma GCC system_header
34 #include <bits/requires_hosted.h> // containers
36 #if __cplusplus < 201103L
37 # include <bits/c++0x_warning.h>
40 #include <bits/forward_list.h>
41 #include <bits/range_access.h>
42 #include <bits/forward_list.tcc>
45 # include <debug/forward_list>
48 #define __glibcxx_want_erase_if
49 #define __glibcxx_want_incomplete_container_elements
50 #define __glibcxx_want_list_remove_return_type
51 #define __glibcxx_want_nonmember_container_access
52 #include <bits/version.h>
54 #if __cplusplus >= 201703L
55 #include <bits/memory_resource.h>
56 namespace std _GLIBCXX_VISIBILITY(default)
58 _GLIBCXX_BEGIN_NAMESPACE_VERSION
61 template<typename _Tp>
62 using forward_list = std::forward_list<_Tp, polymorphic_allocator<_Tp>>;
64 _GLIBCXX_END_NAMESPACE_VERSION
68 #ifdef __cpp_lib_erase_if // C++ >= 20 && HOSTED
69 namespace std _GLIBCXX_VISIBILITY(default)
71 _GLIBCXX_BEGIN_NAMESPACE_VERSION
72 template<typename _Tp, typename _Alloc, typename _Predicate>
73 inline typename forward_list<_Tp, _Alloc>::size_type
74 erase_if(forward_list<_Tp, _Alloc>& __cont, _Predicate __pred)
75 { return __cont.remove_if(__pred); }
77 template<typename _Tp, typename _Alloc, typename _Up>
78 inline typename forward_list<_Tp, _Alloc>::size_type
79 erase(forward_list<_Tp, _Alloc>& __cont, const _Up& __value)
81 using __elem_type = typename forward_list<_Tp, _Alloc>::value_type;
82 return std::erase_if(__cont, [&](__elem_type& __elem) {
83 return __elem == __value;
86 _GLIBCXX_END_NAMESPACE_VERSION
88 #endif // __cpp_lib_erase_if
92 #endif // _GLIBCXX_FORWARD_LIST