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// -*- C++ -*-

// Copyright (C) 2005, 2006, 2009, 2010, 2011 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) 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 list_update_map_/insert_fn_imps.hpp

 * Contains implementations of lu_map_.

 */

PB_DS_CLASS_T_DEC

inline std::pair<

  typename PB_DS_CLASS_C_DEC::point_iterator,

  bool>

PB_DS_CLASS_C_DEC::

insert(const_reference r_val)

{

  PB_DS_ASSERT_VALID((*this))

  entry_pointer p_l = find_imp(PB_DS_V2F(r_val));

  if (p_l != 0)

    {

      PB_DS_CHECK_KEY_EXISTS(PB_DS_V2F(r_val))

      return std::make_pair(point_iterator(&p_l->m_value), false);

    }

  PB_DS_CHECK_KEY_DOES_NOT_EXIST(PB_DS_V2F(r_val))

  p_l = allocate_new_entry(r_val, traits_base::m_no_throw_copies_indicator);

  p_l->m_p_next = m_p_l;

  m_p_l = p_l;

  PB_DS_ASSERT_VALID((*this))

  return std::make_pair(point_iterator(&p_l->m_value), true);

}

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::entry_pointer

PB_DS_CLASS_C_DEC::

allocate_new_entry(const_reference r_val, false_type)

{

  entry_pointer p_l = s_entry_allocator.allocate(1);

  cond_dealtor_t cond(p_l);

  new (const_cast<void* >(static_cast<const void* >(&p_l->m_value)))

    value_type(r_val);

  cond.set_no_action();

  _GLIBCXX_DEBUG_ONLY(debug_base::insert_new(PB_DS_V2F(r_val));)

  init_entry_metadata(p_l, s_metadata_type_indicator);

  return p_l;

}

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::entry_pointer

PB_DS_CLASS_C_DEC::

allocate_new_entry(const_reference    r_val, true_type)

{

  entry_pointer p_l = s_entry_allocator.allocate(1);

  new (&p_l->m_value) value_type(r_val);

  _GLIBCXX_DEBUG_ONLY(debug_base::insert_new(PB_DS_V2F(r_val));)

  init_entry_metadata(p_l, s_metadata_type_indicator);

  return p_l;

}

PB_DS_CLASS_T_DEC

template<typename Metadata>

inline void

PB_DS_CLASS_C_DEC::

init_entry_metadata(entry_pointer p_l, type_to_type<Metadata>)

{ new (&p_l->m_update_metadata) Metadata(s_update_policy()); }

PB_DS_CLASS_T_DEC

inline void

PB_DS_CLASS_C_DEC::

init_entry_metadata(entry_pointer, type_to_type<null_type>)

{ }