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Edit File: unordered_set
// <unordered_set> -*- C++ -*- // Copyright (C) 2007-2021 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // <http://www.gnu.org/licenses/>. /** @file include/unordered_set * This is a Standard C++ Library header. */ #ifndef _GLIBCXX_UNORDERED_SET #define _GLIBCXX_UNORDERED_SET 1 #pragma GCC system_header #if __cplusplus < 201103L # include <bits/c++0x_warning.h> #else #include <type_traits> #include <initializer_list> #include <bits/allocator.h> #include <ext/alloc_traits.h> #include <ext/aligned_buffer.h> #include <bits/stl_pair.h> #include <bits/stl_function.h> // equal_to, _Identity, _Select1st #include <bits/functional_hash.h> #include <bits/hashtable.h> #include <bits/unordered_set.h> #include <bits/range_access.h> #include <bits/erase_if.h> #ifdef _GLIBCXX_DEBUG # include <debug/unordered_set> #endif #if __cplusplus >= 201703L namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION namespace pmr { template<typename _Tp> class polymorphic_allocator; template<typename _Key, typename _Hash = std::hash<_Key>, typename _Pred = std::equal_to<_Key>> using unordered_set = std::unordered_set<_Key, _Hash, _Pred, polymorphic_allocator<_Key>>; template<typename _Key, typename _Hash = std::hash<_Key>, typename _Pred = std::equal_to<_Key>> using unordered_multiset = std::unordered_multiset<_Key, _Hash, _Pred, polymorphic_allocator<_Key>>; } // namespace pmr _GLIBCXX_END_NAMESPACE_VERSION } // namespace std #endif // C++17 #if __cplusplus > 201703L namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename _Key, typename _Hash, typename _CPred, typename _Alloc, typename _Predicate> inline typename unordered_set<_Key, _Hash, _CPred, _Alloc>::size_type erase_if(unordered_set<_Key, _Hash, _CPred, _Alloc>& __cont, _Predicate __pred) { return __detail::__erase_nodes_if(__cont, __pred); } template<typename _Key, typename _Hash, typename _CPred, typename _Alloc, typename _Predicate> inline typename unordered_multiset<_Key, _Hash, _CPred, _Alloc>::size_type erase_if(unordered_multiset<_Key, _Hash, _CPred, _Alloc>& __cont, _Predicate __pred) { return __detail::__erase_nodes_if(__cont, __pred); } _GLIBCXX_END_NAMESPACE_VERSION } // namespace std #endif // C++20 #endif // C++11 #endif // _GLIBCXX_UNORDERED_SET