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// -*- C++ -*-
// Copyright (C) 2005 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 2, 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.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice and
// this permission notice appear in supporting documentation. None of
// the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided "as is" without express or implied warranty.
/**
* @file erase_fn_imps.hpp
* Contains an implementation class for bin_search_tree_.
*/
PB_ASSOC_CLASS_T_DEC
inline void
PB_ASSOC_CLASS_C_DEC::
actual_erase_node(node_pointer p_z)
{
PB_ASSOC_DBG_ASSERT(m_size > 0);
--m_size;
PB_ASSOC_DBG_ONLY(erase_existing(PB_ASSOC_V2F(p_z->m_value)));
p_z->~node();
s_node_allocator.deallocate(p_z, 1);
}
PB_ASSOC_CLASS_T_DEC
inline void
PB_ASSOC_CLASS_C_DEC::
update_min_max_for_erased_node(node_pointer p_z)
{
if (m_size == 1)
{
m_p_head->m_p_left = m_p_head->m_p_right = m_p_head;
return;
}
if (m_p_head->m_p_left == p_z)
{
iterator it(p_z);
++it;
m_p_head->m_p_left = it.m_p_nd;
}
else if (m_p_head->m_p_right == p_z)
{
iterator it(p_z);
--it;
m_p_head->m_p_right = it.m_p_nd;
}
}
PB_ASSOC_CLASS_T_DEC
void
PB_ASSOC_CLASS_C_DEC::
clear()
{
PB_ASSOC_DBG_ONLY(assert_valid(true, true);)
clear_imp(m_p_head->m_p_parent);
m_size = 0;
initialize();
PB_ASSOC_DBG_ONLY(my_map_debug_base::clear();)
PB_ASSOC_DBG_ONLY(assert_valid(true, true);)
}
PB_ASSOC_CLASS_T_DEC
void
PB_ASSOC_CLASS_C_DEC::
clear_imp(node_pointer p_nd)
{
if (p_nd == NULL)
return;
clear_imp(p_nd->m_p_left);
clear_imp(p_nd->m_p_right);
p_nd->~Node();
s_node_allocator.deallocate(p_nd, 1);
}
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