[gcc] GCC 4.5.0=>4.5.1

gcc/libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/internal_node.hpp

Index: gcc/libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/internal_node.hpp
diff --git a/gcc/libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/internal_node.hpp b/gcc/libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/internal_node.hpp
deleted file mode 100644
index bf2f42916dd8655a60c0979fed04880e3487839c..0000000000000000000000000000000000000000
--- a/gcc/libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/internal_node.hpp
+++ /dev/null
@@ -1,599 +0,0 @@
-// -*- C++ -*-
-
-// Copyright (C) 2005, 2006, 2007, 2009 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 internal_node.hpp
- * Contains an internal PB_DS_BASE_C_DEC for a patricia tree.
- */
-
-#ifndef PB_DS_PAT_TRIE_INTERNAL_NODE_HPP
-#define PB_DS_PAT_TRIE_INTERNAL_NODE_HPP
-
-#include <debug/debug.h>
-
-namespace __gnu_pbds
-{
-  namespace detail
-  {
-#define PB_DS_CLASS_T_DEC \
-    template<typename Type_Traits, typename E_Access_Traits,  \
-	     typename Metadata, typename Allocator>
-
-#define PB_DS_CLASS_C_DEC \
-    pat_trie_internal_node<Type_Traits, E_Access_Traits, Metadata, Allocator>
-
-#define PB_DS_BASE_C_DEC \
-    pat_trie_node_base<Type_Traits, E_Access_Traits, Metadata, Allocator>
-
-#define PB_DS_LEAF_C_DEC \
-    pat_trie_leaf<Type_Traits, E_Access_Traits, Metadata, Allocator>
-
-    template<typename Type_Traits,
-	     typename E_Access_Traits,
-	     typename Metadata,
-	     typename Allocator>
-    struct pat_trie_internal_node : public PB_DS_BASE_C_DEC
-    {
-    private:
-      typedef PB_DS_BASE_C_DEC 			base_type;
-      typedef Type_Traits 			type_traits;
-      typedef typename type_traits::value_type 	value_type;
-      typedef typename Allocator::size_type 	size_type;
-
-      typedef E_Access_Traits e_access_traits;
-      typedef typename e_access_traits::const_iterator const_e_iterator;
-      typedef typename Allocator::template rebind<e_access_traits>::other access_rebind;
-      typedef typename access_rebind::const_pointer const_e_access_traits_pointer;
-
-      typedef typename Allocator::template rebind<base_type>::other base_rebind;
-      typedef typename base_rebind::pointer node_pointer;
-      typedef typename base_rebind::const_pointer const_node_pointer;
-
-      typedef PB_DS_LEAF_C_DEC leaf;
-      typedef typename Allocator::template rebind<leaf>::other leaf_rebind;
-      typedef typename leaf_rebind::pointer leaf_pointer;
-      typedef typename leaf_rebind::const_pointer const_leaf_pointer;
-
-      typedef typename Allocator::template rebind<pat_trie_internal_node>::other internal_node_rebind;
-      typedef typename internal_node_rebind::pointer internal_node_pointer;
-      typedef typename internal_node_rebind::const_pointer const_internal_node_pointer;
-
-#ifdef _GLIBCXX_DEBUG
-      typedef typename base_type::subtree_debug_info subtree_debug_info;
-
-      virtual subtree_debug_info
-      assert_valid_imp(const_e_access_traits_pointer) const;
-#endif 
-
-      inline size_type
-      get_pref_pos(const_e_iterator, const_e_iterator, 
-		   const_e_access_traits_pointer) const;
-
-    public:
-      typedef typename Allocator::template rebind<node_pointer>::other node_pointer_rebind;
-      typedef typename node_pointer_rebind::pointer node_pointer_pointer;
-      typedef typename node_pointer_rebind::reference node_pointer_reference;
-
-      enum
-	{
-	  arr_size = E_Access_Traits::max_size + 1
-	};
-      PB_DS_STATIC_ASSERT(min_arr_size, arr_size >= 2);
-
-#include <ext/pb_ds/detail/pat_trie_/const_child_iterator.hpp>
-#include <ext/pb_ds/detail/pat_trie_/child_iterator.hpp>
-
-      pat_trie_internal_node(size_type, const const_e_iterator);
-
-      void
-      update_prefixes(const_e_access_traits_pointer);
-
-      const_iterator
-      begin() const;
-
-      iterator
-      begin();
-
-      const_iterator
-      end() const;
-
-      iterator
-      end();
-
-      inline node_pointer
-      get_child_node(const_e_iterator, const_e_iterator, 
-		     const_e_access_traits_pointer);
-
-      inline const_node_pointer
-      get_child_node(const_e_iterator, const_e_iterator, 
-		     const_e_access_traits_pointer) const;
-
-      inline iterator
-      get_child_it(const_e_iterator, const_e_iterator, 
-		   const_e_access_traits_pointer);
-
-      inline node_pointer
-      get_lower_bound_child_node(const_e_iterator, const_e_iterator, 
-				 size_type, const_e_access_traits_pointer);
-
-      inline node_pointer
-      add_child(node_pointer, const_e_iterator, const_e_iterator, 
-		const_e_access_traits_pointer);
-
-      inline const_node_pointer
-      get_join_child(const_node_pointer, const_e_access_traits_pointer) const;
-
-      inline node_pointer
-      get_join_child(node_pointer, const_e_access_traits_pointer);
-
-      void
-      remove_child(node_pointer p_nd);
-
-      iterator
-      remove_child(iterator it);
-
-      void
-      replace_child(node_pointer, const_e_iterator, const_e_iterator, 
-		    const_e_access_traits_pointer);
-
-      inline const_e_iterator
-      pref_b_it() const;
-
-      inline const_e_iterator
-      pref_e_it() const;
-
-      inline size_type
-      get_e_ind() const;
-
-      bool
-      should_be_mine(const_e_iterator, const_e_iterator, size_type, 
-		     const_e_access_traits_pointer) const;
-
-      leaf_pointer
-      leftmost_descendant();
-
-      const_leaf_pointer
-      leftmost_descendant() const;
-
-      leaf_pointer
-      rightmost_descendant();
-
-      const_leaf_pointer
-      rightmost_descendant() const;
-
-#ifdef _GLIBCXX_DEBUG
-      size_type
-      e_ind() const;
-#endif 
-
-    private:
-      pat_trie_internal_node(const pat_trie_internal_node&);
-
-      size_type
-      get_begin_pos() const;
-
-      const size_type m_e_ind;
-      const_e_iterator m_pref_b_it;
-      const_e_iterator m_pref_e_it;
-      node_pointer m_a_p_children[arr_size];
-      static leaf_rebind s_leaf_alloc;
-      static internal_node_rebind s_internal_node_alloc;
-    };
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::leaf_rebind
-    PB_DS_CLASS_C_DEC::s_leaf_alloc;
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::internal_node_rebind
-    PB_DS_CLASS_C_DEC::s_internal_node_alloc;
-
-    PB_DS_CLASS_T_DEC
-    inline typename PB_DS_CLASS_C_DEC::size_type
-    PB_DS_CLASS_C_DEC::
-    get_pref_pos(const_e_iterator b_it, const_e_iterator e_it, 
-		 const_e_access_traits_pointer p_traits) const
-    {
-      if (static_cast<size_t>(std::distance(b_it, e_it)) <= m_e_ind)
-	return 0;
-      std::advance(b_it, m_e_ind);
-      return 1 + p_traits->e_pos(*b_it);
-    }
-
-    PB_DS_CLASS_T_DEC
-    PB_DS_CLASS_C_DEC::
-    pat_trie_internal_node(size_type len, const const_e_iterator it) :
-      PB_DS_BASE_C_DEC(pat_trie_internal_node_type),
-      m_e_ind(len), m_pref_b_it(it), m_pref_e_it(it)
-    {
-      std::advance(m_pref_e_it, m_e_ind);
-      std::fill(m_a_p_children, m_a_p_children + arr_size,
-		static_cast<node_pointer>(NULL));
-    }
-
-    PB_DS_CLASS_T_DEC
-    void
-    PB_DS_CLASS_C_DEC::
-    update_prefixes(const_e_access_traits_pointer p_traits)
-    {
-      node_pointer p_first = *begin();
-      if (p_first->m_type == pat_trie_leaf_node_type)
-	{
-	  const_leaf_pointer p = static_cast<const_leaf_pointer>(p_first);
-	  m_pref_b_it = p_traits->begin(e_access_traits::extract_key(p->value()));
-	}
-      else
-	{
-	  _GLIBCXX_DEBUG_ASSERT(p_first->m_type == pat_trie_internal_node_type);
-	  m_pref_b_it = static_cast<internal_node_pointer>(p_first)->pref_b_it();
-	}
-      m_pref_e_it = m_pref_b_it;
-      std::advance(m_pref_e_it, m_e_ind);
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::const_iterator
-    PB_DS_CLASS_C_DEC::
-    begin() const
-    {
-      typedef node_pointer_pointer pointer_type;
-      pointer_type p = const_cast<pointer_type>(m_a_p_children);
-      return const_iterator(p + get_begin_pos(), p + arr_size);
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::iterator
-    PB_DS_CLASS_C_DEC::
-    begin()
-    {
-      return iterator(m_a_p_children + get_begin_pos(), 
-		      m_a_p_children + arr_size);
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::const_iterator
-    PB_DS_CLASS_C_DEC::
-    end() const
-    {
-      typedef node_pointer_pointer pointer_type;
-      pointer_type p = const_cast<pointer_type>(m_a_p_children) + arr_size;
-      return const_iterator(p, p);
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::iterator
-    PB_DS_CLASS_C_DEC::
-    end()
-    { return iterator(m_a_p_children + arr_size, m_a_p_children + arr_size); }
-
-    PB_DS_CLASS_T_DEC
-    inline typename PB_DS_CLASS_C_DEC::node_pointer
-    PB_DS_CLASS_C_DEC::
-    get_child_node(const_e_iterator b_it, const_e_iterator e_it, 
-		   const_e_access_traits_pointer p_traits)
-    {
-      const size_type i = get_pref_pos(b_it, e_it, p_traits);
-      _GLIBCXX_DEBUG_ASSERT(i < arr_size);
-      return m_a_p_children[i];
-    }
-
-    PB_DS_CLASS_T_DEC
-    inline typename PB_DS_CLASS_C_DEC::iterator
-    PB_DS_CLASS_C_DEC::
-    get_child_it(const_e_iterator b_it, const_e_iterator e_it, 
-		 const_e_access_traits_pointer p_traits)
-    {
-      const size_type i = get_pref_pos(b_it, e_it, p_traits);
-      _GLIBCXX_DEBUG_ASSERT(i < arr_size);
-      _GLIBCXX_DEBUG_ASSERT(m_a_p_children[i] != NULL);
-      return iterator(m_a_p_children + i, m_a_p_children + i);
-    }
-
-    PB_DS_CLASS_T_DEC
-    inline typename PB_DS_CLASS_C_DEC::const_node_pointer
-    PB_DS_CLASS_C_DEC::
-    get_child_node(const_e_iterator b_it, const_e_iterator e_it, 
-		   const_e_access_traits_pointer p_traits) const
-    { return const_cast<node_pointer>(get_child_node(b_it, e_it, p_traits)); }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::node_pointer
-    PB_DS_CLASS_C_DEC::
-    get_lower_bound_child_node(const_e_iterator b_it, const_e_iterator e_it, 
-			       size_type checked_ind, 
-			       const_e_access_traits_pointer p_traits)
-    {
-      if (!should_be_mine(b_it, e_it, checked_ind, p_traits))
-	{
-	  if (p_traits->cmp_prefixes(b_it, e_it, m_pref_b_it, m_pref_e_it, true))
-	    return leftmost_descendant();
-	  return rightmost_descendant();
-	}
-
-      size_type i = get_pref_pos(b_it, e_it, p_traits);
-      _GLIBCXX_DEBUG_ASSERT(i < arr_size);
-
-      if (m_a_p_children[i] != NULL)
-	return m_a_p_children[i];
-
-      while (++i < arr_size)
-	if (m_a_p_children[i] != NULL)
-	  {
-	    if (m_a_p_children[i]->m_type == pat_trie_leaf_node_type)
-	      return m_a_p_children[i];
-
-	    _GLIBCXX_DEBUG_ASSERT(m_a_p_children[i]->m_type == pat_trie_internal_node_type);
-
-	    return static_cast<internal_node_pointer>(m_a_p_children[i])->leftmost_descendant();
-	  }
-
-      return rightmost_descendant();
-    }
-
-    PB_DS_CLASS_T_DEC
-    inline typename PB_DS_CLASS_C_DEC::node_pointer
-    PB_DS_CLASS_C_DEC::
-    add_child(node_pointer p_nd, const_e_iterator b_it, const_e_iterator e_it, 
-	      const_e_access_traits_pointer p_traits)
-    {
-      const size_type i = get_pref_pos(b_it, e_it, p_traits);
-      _GLIBCXX_DEBUG_ASSERT(i < arr_size);
-      if (m_a_p_children[i] == NULL)
-	{
-	  m_a_p_children[i] = p_nd;
-	  p_nd->m_p_parent = this;
-	  return p_nd;
-	}
-      return m_a_p_children[i];
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::const_node_pointer
-    PB_DS_CLASS_C_DEC::
-    get_join_child(const_node_pointer p_nd, const_e_access_traits_pointer p_traits) const
-    {
-      node_pointer p = const_cast<node_pointer>(p_nd);
-      return const_cast<internal_node_pointer>(this)->get_join_child(p, p_traits);
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::node_pointer
-    PB_DS_CLASS_C_DEC::
-    get_join_child(node_pointer p_nd, const_e_access_traits_pointer p_traits)
-    {
-      size_type i;
-      const_e_iterator b_it;
-      const_e_iterator e_it;
-      if (p_nd->m_type == pat_trie_leaf_node_type)
-	{
-	  typename Type_Traits::const_key_reference r_key =
-	    e_access_traits::extract_key(static_cast<const_leaf_pointer>(p_nd)->value());
-
-	  b_it = p_traits->begin(r_key);
-	  e_it = p_traits->end(r_key);
-	}
-      else
-	{
-	  b_it = static_cast<internal_node_pointer>(p_nd)->pref_b_it();
-	  e_it = static_cast<internal_node_pointer>(p_nd)->pref_e_it();
-	}
-      i = get_pref_pos(b_it, e_it, p_traits);
-      _GLIBCXX_DEBUG_ASSERT(i < arr_size);
-      return m_a_p_children[i];
-    }
-
-    PB_DS_CLASS_T_DEC
-    void
-    PB_DS_CLASS_C_DEC::
-    remove_child(node_pointer p_nd)
-    {
-      size_type i = 0;
-      for (; i < arr_size; ++i)
-	if (m_a_p_children[i] == p_nd)
-	  {
-	    m_a_p_children[i] = NULL;
-	    return;
-	  }
-      _GLIBCXX_DEBUG_ASSERT(i != arr_size);
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::iterator
-    PB_DS_CLASS_C_DEC::
-    remove_child(iterator it)
-    {
-      iterator ret = it;
-      ++ret;
-      * it.m_p_p_cur = NULL;
-      return ret;
-    }
-
-    PB_DS_CLASS_T_DEC
-    void
-    PB_DS_CLASS_C_DEC::
-    replace_child(node_pointer p_nd, const_e_iterator b_it, 
-		  const_e_iterator e_it, 
-		  const_e_access_traits_pointer p_traits)
-    {
-      const size_type i = get_pref_pos(b_it, e_it, p_traits);
-      _GLIBCXX_DEBUG_ASSERT(i < arr_size);
-      m_a_p_children[i] = p_nd;
-      p_nd->m_p_parent = this;
-    }
-
-    PB_DS_CLASS_T_DEC
-    inline typename PB_DS_CLASS_C_DEC::const_e_iterator
-    PB_DS_CLASS_C_DEC::
-    pref_b_it() const
-    { return m_pref_b_it; }
-
-    PB_DS_CLASS_T_DEC
-    inline typename PB_DS_CLASS_C_DEC::const_e_iterator
-    PB_DS_CLASS_C_DEC::
-    pref_e_it() const
-    { return m_pref_e_it; }
-
-    PB_DS_CLASS_T_DEC
-    inline typename PB_DS_CLASS_C_DEC::size_type
-    PB_DS_CLASS_C_DEC::
-    get_e_ind() const
-    { return m_e_ind; }
-
-    PB_DS_CLASS_T_DEC
-    bool
-    PB_DS_CLASS_C_DEC::
-    should_be_mine(const_e_iterator b_it, const_e_iterator e_it, 
-		   size_type checked_ind, 
-		   const_e_access_traits_pointer p_traits) const
-    {
-      if (m_e_ind == 0)
-	return true;
-
-      const size_type num_es = std::distance(b_it, e_it);
-      if (num_es < m_e_ind)
-	return false;
-
-      const_e_iterator key_b_it = b_it;
-      std::advance(key_b_it, checked_ind);
-      const_e_iterator key_e_it = b_it;
-      std::advance(key_e_it, m_e_ind);
-
-      const_e_iterator value_b_it = m_pref_b_it;
-      std::advance(value_b_it, checked_ind);
-      const_e_iterator value_e_it = m_pref_b_it;
-      std::advance(value_e_it, m_e_ind);
-
-      return p_traits->equal_prefixes(key_b_it, key_e_it, value_b_it, 
-				      value_e_it);
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::leaf_pointer
-    PB_DS_CLASS_C_DEC::
-    leftmost_descendant()
-    {
-      node_pointer p_pot =* begin();
-      if (p_pot->m_type == pat_trie_leaf_node_type)
-	return (static_cast<leaf_pointer>(p_pot));
-      _GLIBCXX_DEBUG_ASSERT(p_pot->m_type == pat_trie_internal_node_type);
-      return static_cast<internal_node_pointer>(p_pot)->leftmost_descendant();
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::const_leaf_pointer
-    PB_DS_CLASS_C_DEC::
-    leftmost_descendant() const
-    {
-      return const_cast<internal_node_pointer>(this)->leftmost_descendant();
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::leaf_pointer
-    PB_DS_CLASS_C_DEC::
-    rightmost_descendant()
-    {
-      const size_type num_children = std::distance(begin(), end());
-      _GLIBCXX_DEBUG_ASSERT(num_children >= 2);
-
-      iterator it = begin();
-      std::advance(it, num_children - 1);
-      node_pointer p_pot =* it;
-      if (p_pot->m_type == pat_trie_leaf_node_type)
-	return static_cast<leaf_pointer>(p_pot);
-      _GLIBCXX_DEBUG_ASSERT(p_pot->m_type == pat_trie_internal_node_type);
-      return static_cast<internal_node_pointer>(p_pot)->rightmost_descendant();
-    }
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::const_leaf_pointer
-    PB_DS_CLASS_C_DEC::
-    rightmost_descendant() const
-    {
-      return const_cast<internal_node_pointer>(this)->rightmost_descendant();
-    }
-
-#ifdef _GLIBCXX_DEBUG
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::size_type
-    PB_DS_CLASS_C_DEC::
-    e_ind() const
-    { return m_e_ind; }
-#endif 
-
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::size_type
-    PB_DS_CLASS_C_DEC::
-    get_begin_pos() const
-    {
-      size_type i;
-      for (i = 0; i < arr_size && m_a_p_children[i] == NULL; ++i)
-	;
-      return i;
-    }
-
-#ifdef _GLIBCXX_DEBUG
-    PB_DS_CLASS_T_DEC
-    typename PB_DS_CLASS_C_DEC::subtree_debug_info
-    PB_DS_CLASS_C_DEC::
-    assert_valid_imp(const_e_access_traits_pointer p_traits) const
-    {
-      _GLIBCXX_DEBUG_ASSERT(base_type::m_type == pat_trie_internal_node_type);
-      _GLIBCXX_DEBUG_ASSERT(static_cast<size_type>(std::distance(pref_b_it(), pref_e_it())) == m_e_ind);
-      _GLIBCXX_DEBUG_ASSERT(std::distance(begin(), end()) >= 2);
-
-      for (typename pat_trie_internal_node::const_iterator it = begin();
-	   it != end(); ++it)
-	{
-	  const_node_pointer p_nd =* it;
-	  _GLIBCXX_DEBUG_ASSERT(p_nd->m_p_parent == this);
-	  subtree_debug_info child_ret = p_nd->assert_valid_imp(p_traits);
-
-	  _GLIBCXX_DEBUG_ASSERT(static_cast<size_type>(std::distance(child_ret.first, child_ret.second)) >= m_e_ind);
-	  _GLIBCXX_DEBUG_ASSERT(should_be_mine(child_ret.first, child_ret.second, 0, p_traits));
-	  _GLIBCXX_DEBUG_ASSERT(get_pref_pos(child_ret.first, child_ret.second, p_traits) == static_cast<size_type>(it.m_p_p_cur - m_a_p_children));
-	}
-      return std::make_pair(pref_b_it(), pref_e_it());
-    }
-#endif 
-
-#undef PB_DS_CLASS_T_DEC
-#undef PB_DS_CLASS_C_DEC
-#undef PB_DS_BASE_C_DEC
-#undef PB_DS_LEAF_C_DEC
-
-  } // namespace detail
-} // namespace __gnu_pbds
-
-#endif