void
PB_DS_CLASS_C_DEC::
copy_from_ordered_range(It first_it, It last_it, It other_first_it, 
			It other_last_it)
{
  clear();
  const size_type len = std::distance(first_it, last_it) 
    		         + std::distance(other_first_it, other_last_it);

  value_vector a_values = s_value_alloc.allocate(len);

  iterator target_it = a_values;
  It source_it = first_it;
  It source_end_it = last_it;

  cond_dtor<size_type> cd(a_values, target_it, len);
  while (source_it != source_end_it)
    {
      new (const_cast<void* >(static_cast<const void* >(target_it)))
	value_type(*source_it++);
      ++target_it;
    }

  source_it = other_first_it;
  source_end_it = other_last_it;

  while (source_it != source_end_it)
    {
      new (const_cast<void* >(static_cast<const void* >(target_it)))
	value_type(*source_it++);
      ++target_it;
    }

  reallocate_metadata((node_update* )this, len);
  cd.set_no_action();
  m_a_values = a_values;
  m_size = len;
  m_end_it = m_a_values + m_size;
  update(PB_DS_node_begin_imp(), (node_update* )this);

#ifdef _GLIBCXX_DEBUG
  const_iterator dbg_it = m_a_values;
  while (dbg_it != m_end_it)
    {
      map_debug_base::insert_new(PB_DS_V2F(*dbg_it));
      dbg_it++;
    }
  PB_DS_CLASS_C_DEC::assert_valid();
#endif 
}
PB_DS_CLASS_T_DEC
inline typename PB_DS_CLASS_C_DEC::node_iterator
PB_DS_CLASS_C_DEC::
node_begin()
{ return PB_DS_node_begin_imp(); }