comparison DEPENDENCIES/generic/include/boost/multi_index/sequenced_index.hpp @ 16:2665513ce2d3

Add boost headers

+/* Copyright 2003-2013 Joaquin M Lopez Munoz.
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or copy at
+ * http://www.boost.org/LICENSE_1_0.txt)
+ *
+ * See http://www.boost.org/libs/multi_index for library home page.
+ */
+
+#ifndef BOOST_MULTI_INDEX_SEQUENCED_INDEX_HPP
+#define BOOST_MULTI_INDEX_SEQUENCED_INDEX_HPP
+
+#if defined(_MSC_VER)&&(_MSC_VER>=1200)
+#pragma once
+#endif
+
+#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
+#include <boost/call_traits.hpp>
+#include <boost/detail/allocator_utilities.hpp>
+#include <boost/detail/no_exceptions_support.hpp>
+#include <boost/detail/workaround.hpp>
+#include <boost/foreach_fwd.hpp>
+#include <boost/iterator/reverse_iterator.hpp>
+#include <boost/move/core.hpp>
+#include <boost/move/utility.hpp>
+#include <boost/mpl/bool.hpp>
+#include <boost/mpl/not.hpp>
+#include <boost/mpl/push_front.hpp>
+#include <boost/multi_index/detail/access_specifier.hpp>
+#include <boost/multi_index/detail/bidir_node_iterator.hpp>
+#include <boost/multi_index/detail/do_not_copy_elements_tag.hpp>
+#include <boost/multi_index/detail/index_node_base.hpp>
+#include <boost/multi_index/detail/safe_ctr_proxy.hpp>
+#include <boost/multi_index/detail/safe_mode.hpp>
+#include <boost/multi_index/detail/scope_guard.hpp>
+#include <boost/multi_index/detail/seq_index_node.hpp>
+#include <boost/multi_index/detail/seq_index_ops.hpp>
+#include <boost/multi_index/detail/vartempl_support.hpp>
+#include <boost/multi_index/sequenced_index_fwd.hpp>
+#include <boost/tuple/tuple.hpp>
+#include <boost/type_traits/is_integral.hpp>
+#include <cstddef>
+#include <functional>
+#include <utility>
+
+#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
+#include<initializer_list>
+#endif
+
+#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
+#include <boost/bind.hpp>
+#endif
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)
+#define BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT_OF(x)                    \
+  detail::scope_guard BOOST_JOIN(check_invariant_,__LINE__)=                 \
+    detail::make_obj_guard(x,&sequenced_index::check_invariant_);            \
+  BOOST_JOIN(check_invariant_,__LINE__).touch();
+#define BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT                          \
+  BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT_OF(*this)
+#else
+#define BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT_OF(x)
+#define BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT
+#endif
+
+namespace boost{
+
+namespace multi_index{
+
+namespace detail{
+
+/* sequenced_index adds a layer of sequenced indexing to a given Super */
+
+template<typename SuperMeta,typename TagList>
+class sequenced_index:
+  BOOST_MULTI_INDEX_PROTECTED_IF_MEMBER_TEMPLATE_FRIENDS SuperMeta::type
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+#if BOOST_WORKAROUND(BOOST_MSVC,<1300)
+  ,public safe_ctr_proxy_impl<
+    bidir_node_iterator<
+      sequenced_index_node<typename SuperMeta::type::node_type> >,
+    sequenced_index<SuperMeta,TagList> >
+#else
+  ,public safe_mode::safe_container<
+    sequenced_index<SuperMeta,TagList> >
+#endif
+#endif
+
+{ 
+#if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)&&\
+    BOOST_WORKAROUND(__MWERKS__,<=0x3003)
+/* The "ISO C++ Template Parser" option in CW8.3 has a problem with the
+ * lifetime of const references bound to temporaries --precisely what
+ * scopeguards are.
+ */
+
+#pragma parse_mfunc_templ off
+#endif
+
+  typedef typename SuperMeta::type                    super;
+
+protected:
+  typedef sequenced_index_node<
+    typename super::node_type>                        node_type;
+
+private:
+  typedef typename node_type::impl_type               node_impl_type;
+ 
+public:
+  /* types */
+
+  typedef typename node_type::value_type              value_type;
+  typedef tuples::null_type                           ctor_args;
+  typedef typename super::final_allocator_type        allocator_type;
+  typedef typename allocator_type::reference          reference;
+  typedef typename allocator_type::const_reference    const_reference;
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+#if BOOST_WORKAROUND(BOOST_MSVC,<1300)
+  typedef safe_mode::safe_iterator<
+    bidir_node_iterator<node_type>,
+    safe_ctr_proxy<
+      bidir_node_iterator<node_type> > >              iterator;
+#else
+  typedef safe_mode::safe_iterator<
+    bidir_node_iterator<node_type>,
+    sequenced_index>                                  iterator;
+#endif
+#else
+  typedef bidir_node_iterator<node_type>              iterator;
+#endif
+
+  typedef iterator                                    const_iterator;
+
+  typedef std::size_t                                 size_type;      
+  typedef std::ptrdiff_t                              difference_type;
+  typedef typename allocator_type::pointer            pointer;
+  typedef typename allocator_type::const_pointer      const_pointer;
+  typedef typename
+    boost::reverse_iterator<iterator>                 reverse_iterator;
+  typedef typename
+    boost::reverse_iterator<const_iterator>           const_reverse_iterator;
+  typedef TagList                                     tag_list;
+
+protected:
+  typedef typename super::final_node_type     final_node_type;
+  typedef tuples::cons<
+    ctor_args, 
+    typename super::ctor_args_list>           ctor_args_list;
+  typedef typename mpl::push_front<
+    typename super::index_type_list,
+    sequenced_index>::type                    index_type_list;
+  typedef typename mpl::push_front<
+    typename super::iterator_type_list,
+    iterator>::type                           iterator_type_list;
+  typedef typename mpl::push_front<
+    typename super::const_iterator_type_list,
+    const_iterator>::type                     const_iterator_type_list;
+  typedef typename super::copy_map_type       copy_map_type;
+
+#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
+  typedef typename super::index_saver_type    index_saver_type;
+  typedef typename super::index_loader_type   index_loader_type;
+#endif
+
+private:
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+#if BOOST_WORKAROUND(BOOST_MSVC,<1300)
+  typedef safe_ctr_proxy_impl<
+    bidir_node_iterator<node_type>,
+    sequenced_index>                          safe_super;
+#else
+  typedef safe_mode::safe_container<
+    sequenced_index>                          safe_super;
+#endif
+#endif
+
+  typedef typename call_traits<value_type>::param_type value_param_type;
+
+  /* Needed to avoid commas in BOOST_MULTI_INDEX_OVERLOADS_TO_VARTEMPL
+   * expansion.
+   */
+
+  typedef std::pair<iterator,bool>                     emplace_return_type;
+
+public:
+
+  /* construct/copy/destroy
+   * Default and copy ctors are in the protected section as indices are
+   * not supposed to be created on their own. No range ctor either.
+   */
+
+  sequenced_index<SuperMeta,TagList>& operator=(
+    const sequenced_index<SuperMeta,TagList>& x)
+  {
+    this->final()=x.final();
+    return *this;
+  }
+
+#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
+  sequenced_index<SuperMeta,TagList>& operator=(
+    std::initializer_list<value_type> list)
+  {
+    this->final()=list;
+    return *this;
+  }
+#endif
+
+  template <class InputIterator>
+  void assign(InputIterator first,InputIterator last)
+  {
+    assign_iter(first,last,mpl::not_<is_integral<InputIterator> >());
+  }
+
+#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
+  void assign(std::initializer_list<value_type> list)
+  {
+    assign(list.begin(),list.end());
+  }
+#endif
+
+  void assign(size_type n,value_param_type value)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    clear();
+    for(size_type i=0;i<n;++i)push_back(value);
+  }
+    
+  allocator_type get_allocator()const
+  {
+    return this->final().get_allocator();
+  }
+
+  /* iterators */
+
+  iterator               begin()
+    {return make_iterator(node_type::from_impl(header()->next()));}
+  const_iterator         begin()const
+    {return make_iterator(node_type::from_impl(header()->next()));}
+  iterator               end(){return make_iterator(header());}
+  const_iterator         end()const{return make_iterator(header());}
+  reverse_iterator       rbegin(){return make_reverse_iterator(end());}
+  const_reverse_iterator rbegin()const{return make_reverse_iterator(end());}
+  reverse_iterator       rend(){return make_reverse_iterator(begin());}
+  const_reverse_iterator rend()const{return make_reverse_iterator(begin());}
+  const_iterator         cbegin()const{return begin();}
+  const_iterator         cend()const{return end();}
+  const_reverse_iterator crbegin()const{return rbegin();}
+  const_reverse_iterator crend()const{return rend();}
+
+  iterator iterator_to(const value_type& x)
+  {
+    return make_iterator(node_from_value<node_type>(&x));
+  }
+
+  const_iterator iterator_to(const value_type& x)const
+  {
+    return make_iterator(node_from_value<node_type>(&x));
+  }
+
+  /* capacity */
+
+  bool      empty()const{return this->final_empty_();}
+  size_type size()const{return this->final_size_();}
+  size_type max_size()const{return this->final_max_size_();}
+
+  void resize(size_type n)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    if(n>size()){
+      for(size_type m=n-size();m--;)
+        this->final_emplace_(BOOST_MULTI_INDEX_NULL_PARAM_PACK);
+    }
+    else if(n<size()){for(size_type m=size()-n;m--;)pop_back();}
+  }
+
+  void resize(size_type n,value_param_type x)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    if(n>size())insert(end(),n-size(),x);
+    else if(n<size())for(size_type m=size()-n;m--;)pop_back();
+  }
+
+  /* access: no non-const versions provided as sequenced_index
+   * handles const elements.
+   */
+
+  const_reference front()const{return *begin();}
+  const_reference back()const{return *--end();}
+
+  /* modifiers */
+
+  BOOST_MULTI_INDEX_OVERLOADS_TO_VARTEMPL(
+    emplace_return_type,emplace_front,emplace_front_impl)
+
+  std::pair<iterator,bool> push_front(const value_type& x)
+                             {return insert(begin(),x);}
+  std::pair<iterator,bool> push_front(BOOST_RV_REF(value_type) x)
+                             {return insert(begin(),boost::move(x));}
+  void                     pop_front(){erase(begin());}
+
+  BOOST_MULTI_INDEX_OVERLOADS_TO_VARTEMPL(
+    emplace_return_type,emplace_back,emplace_back_impl)
+
+  std::pair<iterator,bool> push_back(const value_type& x)
+                             {return insert(end(),x);}
+  std::pair<iterator,bool> push_back(BOOST_RV_REF(value_type) x)
+                             {return insert(end(),boost::move(x));}
+  void                     pop_back(){erase(--end());}
+
+  BOOST_MULTI_INDEX_OVERLOADS_TO_VARTEMPL_EXTRA_ARG(
+    emplace_return_type,emplace,emplace_impl,iterator,position)
+
+  std::pair<iterator,bool> insert(iterator position,const value_type& x)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    std::pair<final_node_type*,bool> p=this->final_insert_(x);
+    if(p.second&&position.get_node()!=header()){
+      relink(position.get_node(),p.first);
+    }
+    return std::pair<iterator,bool>(make_iterator(p.first),p.second);
+  }
+
+  std::pair<iterator,bool> insert(iterator position,BOOST_RV_REF(value_type) x)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    std::pair<final_node_type*,bool> p=this->final_insert_rv_(x);
+    if(p.second&&position.get_node()!=header()){
+      relink(position.get_node(),p.first);
+    }
+    return std::pair<iterator,bool>(make_iterator(p.first),p.second);
+  }
+
+  void insert(iterator position,size_type n,value_param_type x)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    for(size_type i=0;i<n;++i)insert(position,x);
+  }
+ 
+  template<typename InputIterator>
+  void insert(iterator position,InputIterator first,InputIterator last)
+  {
+    insert_iter(position,first,last,mpl::not_<is_integral<InputIterator> >());
+  }
+
+#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
+  void insert(iterator position,std::initializer_list<value_type> list)
+  {
+    insert(position,list.begin(),list.end());
+  }
+#endif
+
+  iterator erase(iterator position)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    this->final_erase_(static_cast<final_node_type*>(position++.get_node()));
+    return position;
+  }
+  
+  iterator erase(iterator first,iterator last)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(first);
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(last);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(first,*this);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(last,*this);
+    BOOST_MULTI_INDEX_CHECK_VALID_RANGE(first,last);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    while(first!=last){
+      first=erase(first);
+    }
+    return first;
+  }
+
+  bool replace(iterator position,const value_type& x)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    return this->final_replace_(
+      x,static_cast<final_node_type*>(position.get_node()));
+  }
+
+  bool replace(iterator position,BOOST_RV_REF(value_type) x)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    return this->final_replace_rv_(
+      x,static_cast<final_node_type*>(position.get_node()));
+  }
+
+  template<typename Modifier>
+  bool modify(iterator position,Modifier mod)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    /* MSVC++ 6.0 optimizer on safe mode code chokes if this
+     * this is not added. Left it for all compilers as it does no
+     * harm.
+     */
+
+    position.detach();
+#endif
+
+    return this->final_modify_(
+      mod,static_cast<final_node_type*>(position.get_node()));
+  }
+
+  template<typename Modifier,typename Rollback>
+  bool modify(iterator position,Modifier mod,Rollback back)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    /* MSVC++ 6.0 optimizer on safe mode code chokes if this
+     * this is not added. Left it for all compilers as it does no
+     * harm.
+     */
+
+    position.detach();
+#endif
+
+    return this->final_modify_(
+      mod,back,static_cast<final_node_type*>(position.get_node()));
+  }
+
+  void swap(sequenced_index<SuperMeta,TagList>& x)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT_OF(x);
+    this->final_swap_(x.final());
+  }
+
+  void clear()
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    this->final_clear_();
+  }
+
+  /* list operations */
+
+  void splice(iterator position,sequenced_index<SuperMeta,TagList>& x)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_CHECK_DIFFERENT_CONTAINER(*this,x);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    iterator first=x.begin(),last=x.end();
+    while(first!=last){
+      if(insert(position,*first).second)first=x.erase(first);
+      else ++first;
+    }
+  }
+
+  void splice(iterator position,sequenced_index<SuperMeta,TagList>& x,iterator i)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(i);
+    BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(i);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(i,x);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    if(&x==this){
+      if(position!=i)relink(position.get_node(),i.get_node());
+    }
+    else{
+      if(insert(position,*i).second){
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    /* MSVC++ 6.0 optimizer has a hard time with safe mode, and the following
+     * workaround is needed. Left it for all compilers as it does no
+     * harm.
+     */
+        i.detach();
+        x.erase(x.make_iterator(i.get_node()));
+#else
+        x.erase(i);
+#endif
+
+      }
+    }
+  }
+
+  void splice(
+    iterator position,sequenced_index<SuperMeta,TagList>& x,
+    iterator first,iterator last)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(first);
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(last);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(first,x);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(last,x);
+    BOOST_MULTI_INDEX_CHECK_VALID_RANGE(first,last);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    if(&x==this){
+      BOOST_MULTI_INDEX_CHECK_OUTSIDE_RANGE(position,first,last);
+      if(position!=last)relink(
+        position.get_node(),first.get_node(),last.get_node());
+    }
+    else{
+      while(first!=last){
+        if(insert(position,*first).second)first=x.erase(first);
+        else ++first;
+      }
+    }
+  }
+
+  void remove(value_param_type value)
+  {
+    sequenced_index_remove(
+      *this,std::bind2nd(std::equal_to<value_type>(),value));
+  }
+
+  template<typename Predicate>
+  void remove_if(Predicate pred)
+  {
+    sequenced_index_remove(*this,pred);
+  }
+
+  void unique()
+  {
+    sequenced_index_unique(*this,std::equal_to<value_type>());
+  }
+
+  template <class BinaryPredicate>
+  void unique(BinaryPredicate binary_pred)
+  {
+    sequenced_index_unique(*this,binary_pred);
+  }
+
+  void merge(sequenced_index<SuperMeta,TagList>& x)
+  {
+    sequenced_index_merge(*this,x,std::less<value_type>());
+  }
+
+  template <typename Compare>
+  void merge(sequenced_index<SuperMeta,TagList>& x,Compare comp)
+  {
+    sequenced_index_merge(*this,x,comp);
+  }
+
+  void sort()
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    sequenced_index_sort(header(),std::less<value_type>());
+  }
+
+  template <typename Compare>
+  void sort(Compare comp)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    sequenced_index_sort(header(),comp);
+  }
+
+  void reverse()
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    node_impl_type::reverse(header()->impl());
+  }
+
+  /* rearrange operations */
+
+  void relocate(iterator position,iterator i)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(i);
+    BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(i);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(i,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    if(position!=i)relink(position.get_node(),i.get_node());
+  }
+
+  void relocate(iterator position,iterator first,iterator last)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(first);
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(last);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(first,*this);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(last,*this);
+    BOOST_MULTI_INDEX_CHECK_VALID_RANGE(first,last);
+    BOOST_MULTI_INDEX_CHECK_OUTSIDE_RANGE(position,first,last);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    if(position!=last)relink(
+      position.get_node(),first.get_node(),last.get_node());
+  }
+    
+  template<typename InputIterator>
+  void rearrange(InputIterator first)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    node_type* pos=header();
+    for(size_type s=size();s--;){
+      const value_type& v=*first++;
+      relink(pos,node_from_value<node_type>(&v));
+    }
+  }
+
+BOOST_MULTI_INDEX_PROTECTED_IF_MEMBER_TEMPLATE_FRIENDS:
+  sequenced_index(const ctor_args_list& args_list,const allocator_type& al):
+    super(args_list.get_tail(),al)
+  {
+    empty_initialize();
+  }
+
+  sequenced_index(const sequenced_index<SuperMeta,TagList>& x):
+    super(x)
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    ,safe_super()
+#endif
+
+  {
+    /* the actual copying takes place in subsequent call to copy_() */
+  }
+
+  sequenced_index(
+    const sequenced_index<SuperMeta,TagList>& x,do_not_copy_elements_tag):
+    super(x,do_not_copy_elements_tag())
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    ,safe_super()
+#endif
+
+  {
+    empty_initialize();
+  }
+
+  ~sequenced_index()
+  {
+    /* the container is guaranteed to be empty by now */
+  }
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+  iterator       make_iterator(node_type* node){return iterator(node,this);}
+  const_iterator make_iterator(node_type* node)const
+    {return const_iterator(node,const_cast<sequenced_index*>(this));}
+#else
+  iterator       make_iterator(node_type* node){return iterator(node);}
+  const_iterator make_iterator(node_type* node)const
+                   {return const_iterator(node);}
+#endif
+
+  void copy_(
+    const sequenced_index<SuperMeta,TagList>& x,const copy_map_type& map)
+  {
+    node_type* org=x.header();
+    node_type* cpy=header();
+    do{
+      node_type* next_org=node_type::from_impl(org->next());
+      node_type* next_cpy=map.find(static_cast<final_node_type*>(next_org));
+      cpy->next()=next_cpy->impl();
+      next_cpy->prior()=cpy->impl();
+      org=next_org;
+      cpy=next_cpy;
+    }while(org!=x.header());
+
+    super::copy_(x,map);
+  }
+
+  template<typename Variant>
+  node_type* insert_(value_param_type v,node_type* x,Variant variant)
+  {
+    node_type* res=static_cast<node_type*>(super::insert_(v,x,variant));
+    if(res==x)link(x);
+    return res;
+  }
+
+  template<typename Variant>
+  node_type* insert_(
+    value_param_type v,node_type* position,node_type* x,Variant variant)
+  {
+    node_type* res=
+      static_cast<node_type*>(super::insert_(v,position,x,variant));
+    if(res==x)link(x);
+    return res;
+  }
+
+  void erase_(node_type* x)
+  {
+    unlink(x);
+    super::erase_(x);
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    detach_iterators(x);
+#endif
+  }
+
+  void delete_all_nodes_()
+  {
+    for(node_type* x=node_type::from_impl(header()->next());x!=header();){
+      node_type* y=node_type::from_impl(x->next());
+      this->final_delete_node_(static_cast<final_node_type*>(x));
+      x=y;
+    }
+  }
+
+  void clear_()
+  {
+    super::clear_();
+    empty_initialize();
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    safe_super::detach_dereferenceable_iterators();
+#endif
+  }
+
+  void swap_(sequenced_index<SuperMeta,TagList>& x)
+  {
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    safe_super::swap(x);
+#endif
+
+    super::swap_(x);
+  }
+
+  void swap_elements_(sequenced_index<SuperMeta,TagList>& x)
+  {
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+    safe_super::swap(x);
+#endif
+
+    super::swap_elements_(x);
+  }
+
+  template<typename Variant>
+  bool replace_(value_param_type v,node_type* x,Variant variant)
+  {
+    return super::replace_(v,x,variant);
+  }
+
+  bool modify_(node_type* x)
+  {
+    BOOST_TRY{
+      if(!super::modify_(x)){
+        unlink(x);
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+        detach_iterators(x);
+#endif
+
+        return false;
+      }
+      else return true;
+    }
+    BOOST_CATCH(...){
+      unlink(x);
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+      detach_iterators(x);
+#endif
+
+      BOOST_RETHROW;
+    }
+    BOOST_CATCH_END
+  }
+
+  bool modify_rollback_(node_type* x)
+  {
+    return super::modify_rollback_(x);
+  }
+
+#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
+  /* serialization */
+
+  template<typename Archive>
+  void save_(
+    Archive& ar,const unsigned int version,const index_saver_type& sm)const
+  {
+    sm.save(begin(),end(),ar,version);
+    super::save_(ar,version,sm);
+  }
+
+  template<typename Archive>
+  void load_(
+    Archive& ar,const unsigned int version,const index_loader_type& lm)
+  {
+    lm.load(
+      ::boost::bind(&sequenced_index::rearranger,this,_1,_2),
+      ar,version);
+    super::load_(ar,version,lm);
+  }
+#endif
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)
+  /* invariant stuff */
+
+  bool invariant_()const
+  {
+    if(size()==0||begin()==end()){
+      if(size()!=0||begin()!=end()||
+         header()->next()!=header()->impl()||
+         header()->prior()!=header()->impl())return false;
+    }
+    else{
+      size_type s=0;
+      for(const_iterator it=begin(),it_end=end();it!=it_end;++it,++s){
+        if(it.get_node()->next()->prior()!=it.get_node()->impl())return false;
+        if(it.get_node()->prior()->next()!=it.get_node()->impl())return false;
+      }
+      if(s!=size())return false;
+    }
+
+    return super::invariant_();
+  }
+
+  /* This forwarding function eases things for the boost::mem_fn construct
+   * in BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT. Actually,
+   * final_check_invariant is already an inherited member function of index.
+   */
+  void check_invariant_()const{this->final_check_invariant_();}
+#endif
+
+private:
+  node_type* header()const{return this->final_header();}
+
+  void empty_initialize()
+  {
+    header()->prior()=header()->next()=header()->impl();
+  }
+
+  void link(node_type* x)
+  {
+    node_impl_type::link(x->impl(),header()->impl());
+  };
+
+  static void unlink(node_type* x)
+  {
+    node_impl_type::unlink(x->impl());
+  }
+
+  static void relink(node_type* position,node_type* x)
+  {
+    node_impl_type::relink(position->impl(),x->impl());
+  }
+
+  static void relink(node_type* position,node_type* first,node_type* last)
+  {
+    node_impl_type::relink(
+      position->impl(),first->impl(),last->impl());
+  }
+
+#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
+  void rearranger(node_type* position,node_type *x)
+  {
+    if(!position)position=header();
+    node_type::increment(position);
+    if(position!=x)relink(position,x);
+  }
+#endif
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
+  void detach_iterators(node_type* x)
+  {
+    iterator it=make_iterator(x);
+    safe_mode::detach_equivalent_iterators(it);
+  }
+#endif
+
+  template <class InputIterator>
+  void assign_iter(InputIterator first,InputIterator last,mpl::true_)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    clear();
+    for(;first!=last;++first)this->final_insert_ref_(*first);
+  }
+
+  void assign_iter(size_type n,value_param_type value,mpl::false_)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    clear();
+    for(size_type i=0;i<n;++i)push_back(value);
+  }
+
+  template<typename InputIterator>
+  void insert_iter(
+    iterator position,InputIterator first,InputIterator last,mpl::true_)
+  {
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    for(;first!=last;++first){
+      std::pair<final_node_type*,bool> p=
+        this->final_insert_ref_(*first);
+      if(p.second&&position.get_node()!=header()){
+        relink(position.get_node(),p.first);
+      }
+    }
+  }
+
+  void insert_iter(
+    iterator position,size_type n,value_param_type x,mpl::false_)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    for(size_type i=0;i<n;++i)insert(position,x);
+  }
+
+  template<BOOST_MULTI_INDEX_TEMPLATE_PARAM_PACK>
+  std::pair<iterator,bool> emplace_front_impl(
+    BOOST_MULTI_INDEX_FUNCTION_PARAM_PACK)
+  {
+    return emplace_impl(begin(),BOOST_MULTI_INDEX_FORWARD_PARAM_PACK);
+  }
+
+  template<BOOST_MULTI_INDEX_TEMPLATE_PARAM_PACK>
+  std::pair<iterator,bool> emplace_back_impl(
+    BOOST_MULTI_INDEX_FUNCTION_PARAM_PACK)
+  {
+    return emplace_impl(end(),BOOST_MULTI_INDEX_FORWARD_PARAM_PACK);
+  }
+
+  template<BOOST_MULTI_INDEX_TEMPLATE_PARAM_PACK>
+  std::pair<iterator,bool> emplace_impl(
+    iterator position,BOOST_MULTI_INDEX_FUNCTION_PARAM_PACK)
+  {
+    BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
+    BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
+    BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT;
+    std::pair<final_node_type*,bool> p=
+      this->final_emplace_(BOOST_MULTI_INDEX_FORWARD_PARAM_PACK);
+    if(p.second&&position.get_node()!=header()){
+      relink(position.get_node(),p.first);
+    }
+    return std::pair<iterator,bool>(make_iterator(p.first),p.second);
+  }
+
+#if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)&&\
+    BOOST_WORKAROUND(__MWERKS__,<=0x3003)
+#pragma parse_mfunc_templ reset
+#endif
+};
+
+/* comparison */
+
+template<
+  typename SuperMeta1,typename TagList1,
+  typename SuperMeta2,typename TagList2
+>
+bool operator==(
+  const sequenced_index<SuperMeta1,TagList1>& x,
+  const sequenced_index<SuperMeta2,TagList2>& y)
+{
+  return x.size()==y.size()&&std::equal(x.begin(),x.end(),y.begin());
+}
+
+template<
+  typename SuperMeta1,typename TagList1,
+  typename SuperMeta2,typename TagList2
+>
+bool operator<(
+  const sequenced_index<SuperMeta1,TagList1>& x,
+  const sequenced_index<SuperMeta2,TagList2>& y)
+{
+  return std::lexicographical_compare(x.begin(),x.end(),y.begin(),y.end());
+}
+
+template<
+  typename SuperMeta1,typename TagList1,
+  typename SuperMeta2,typename TagList2
+>
+bool operator!=(
+  const sequenced_index<SuperMeta1,TagList1>& x,
+  const sequenced_index<SuperMeta2,TagList2>& y)
+{
+  return !(x==y);
+}
+
+template<
+  typename SuperMeta1,typename TagList1,
+  typename SuperMeta2,typename TagList2
+>
+bool operator>(
+  const sequenced_index<SuperMeta1,TagList1>& x,
+  const sequenced_index<SuperMeta2,TagList2>& y)
+{
+  return y<x;
+}
+
+template<
+  typename SuperMeta1,typename TagList1,
+  typename SuperMeta2,typename TagList2
+>
+bool operator>=(
+  const sequenced_index<SuperMeta1,TagList1>& x,
+  const sequenced_index<SuperMeta2,TagList2>& y)
+{
+  return !(x<y);
+}
+
+template<
+  typename SuperMeta1,typename TagList1,
+  typename SuperMeta2,typename TagList2
+>
+bool operator<=(
+  const sequenced_index<SuperMeta1,TagList1>& x,
+  const sequenced_index<SuperMeta2,TagList2>& y)
+{
+  return !(x>y);
+}
+
+/*  specialized algorithms */
+
+template<typename SuperMeta,typename TagList>
+void swap(
+  sequenced_index<SuperMeta,TagList>& x,
+  sequenced_index<SuperMeta,TagList>& y)
+{
+  x.swap(y);
+}
+
+} /* namespace multi_index::detail */
+
+/* sequenced index specifier */
+
+template <typename TagList>
+struct sequenced
+{
+  BOOST_STATIC_ASSERT(detail::is_tag<TagList>::value);
+
+  template<typename Super>
+  struct node_class
+  {
+    typedef detail::sequenced_index_node<Super> type;
+  };
+
+  template<typename SuperMeta>
+  struct index_class
+  {
+    typedef detail::sequenced_index<SuperMeta,typename TagList::type> type;
+  };
+};
+
+} /* namespace multi_index */
+
+} /* namespace boost */
+
+/* Boost.Foreach compatibility */
+
+template<typename SuperMeta,typename TagList>
+inline boost::mpl::true_* boost_foreach_is_noncopyable(
+  boost::multi_index::detail::sequenced_index<SuperMeta,TagList>*&,
+  boost::foreach::tag)
+{
+  return 0;
+}
+
+#undef BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT
+#undef BOOST_MULTI_INDEX_SEQ_INDEX_CHECK_INVARIANT_OF
+
+#endif