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- // rb_tree extension -*- C++ -*-
-
- // Copyright (C) 2002-2020 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/>.
-
- /*
- *
- * Copyright (c) 1994
- * Hewlett-Packard Company
- *
- * Permission to use, copy, modify, distribute and sell this software
- * and its documentation for any purpose is hereby granted without fee,
- * provided that the above copyright notice appear in all copies and
- * that both that copyright notice and this permission notice appear
- * in supporting documentation. Hewlett-Packard Company makes no
- * representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- *
- *
- * Copyright (c) 1996
- * Silicon Graphics Computer Systems, Inc.
- *
- * Permission to use, copy, modify, distribute and sell this software
- * and its documentation for any purpose is hereby granted without fee,
- * provided that the above copyright notice appear in all copies and
- * that both that copyright notice and this permission notice appear
- * in supporting documentation. Silicon Graphics makes no
- * representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- */
-
- /** @file ext/rb_tree
- * This file is a GNU extension to the Standard C++ Library (possibly
- * containing extensions from the HP/SGI STL subset).
- */
-
- #ifndef _RB_TREE
- #define _RB_TREE 1
-
- #pragma GCC system_header
-
- #include <bits/stl_tree.h>
-
- namespace __gnu_cxx _GLIBCXX_VISIBILITY(default)
- {
- _GLIBCXX_BEGIN_NAMESPACE_VERSION
-
- // Class rb_tree is not part of the C++ standard. It is provided for
- // compatibility with the HP STL.
-
- /**
- * This is an SGI extension.
- * @ingroup SGIextensions
- * @doctodo
- */
- template <class _Key, class _Value, class _KeyOfValue, class _Compare,
- class _Alloc = std::allocator<_Value> >
- struct rb_tree
- : public std::_Rb_tree<_Key, _Value, _KeyOfValue, _Compare, _Alloc>
- {
- typedef std::_Rb_tree<_Key, _Value, _KeyOfValue, _Compare, _Alloc> _Base;
- typedef typename _Base::allocator_type allocator_type;
-
- rb_tree(const _Compare& __comp = _Compare(),
- const allocator_type& __a = allocator_type())
- : _Base(__comp, __a) { }
-
- ~rb_tree() { }
- };
-
- _GLIBCXX_END_NAMESPACE_VERSION
- } // namespace
-
- #endif
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