// Debugging list implementation -*- C++ -*-

// Copyright (C) 2003, 2004, 2005, 2006, 2007
// 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.

// 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.

/** @file debug/list
 *  This file is a GNU debug extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_DEBUG_LIST
#define _GLIBCXX_DEBUG_LIST 1

#include <list>
#include <bits/stl_algo.h>
#include <debug/safe_sequence.h>
#include <debug/safe_iterator.h>

namespace std
{
namespace __debug
{
  template<typename _Tp, typename _Allocator = std::allocator<_Tp> >
    class list
    : public _GLIBCXX_STD_D::list<_Tp, _Allocator>,
      public __gnu_debug::_Safe_sequence<list<_Tp, _Allocator> >
    {
      typedef _GLIBCXX_STD_D::list<_Tp, _Allocator> _Base;
      typedef __gnu_debug::_Safe_sequence<list>  _Safe_base;

    public:
      typedef typename _Base::reference             reference;
      typedef typename _Base::const_reference       const_reference;

      typedef __gnu_debug::_Safe_iterator<typename _Base::iterator, list>
						    iterator;
      typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator, list>
						    const_iterator;

      typedef typename _Base::size_type             size_type;
      typedef typename _Base::difference_type       difference_type;

      typedef _Tp				    value_type;
      typedef _Allocator			    allocator_type;
      typedef typename _Base::pointer               pointer;
      typedef typename _Base::const_pointer         const_pointer;
      typedef std::reverse_iterator<iterator>       reverse_iterator;
      typedef std::reverse_iterator<const_iterator> const_reverse_iterator;

      // 23.2.2.1 construct/copy/destroy:
      explicit list(const _Allocator& __a = _Allocator())
      : _Base(__a) { }

      explicit list(size_type __n, const _Tp& __value = _Tp(),
		    const _Allocator& __a = _Allocator())
      : _Base(__n, __value, __a) { }

      template<class _InputIterator>
      list(_InputIterator __first, _InputIterator __last,
	   const _Allocator& __a = _Allocator())
      : _Base(__gnu_debug::__check_valid_range(__first, __last), __last, __a)
      { }


      list(const list& __x)
      : _Base(__x), _Safe_base() { }

      list(const _Base& __x)
      : _Base(__x), _Safe_base() { }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      list(list&& __x)
      : _Base(std::forward<list>(__x)), _Safe_base()
      { this->_M_swap(__x); }
#endif

      ~list() { }

      list&
      operator=(const list& __x)
      {
	static_cast<_Base&>(*this) = __x;
	this->_M_invalidate_all();
	return *this;
      }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      list&
      operator=(list&& __x)
      {
        // NB: DR 675.
	clear();
	swap(__x);
	return *this;
      }
#endif

      template<class _InputIterator>
        void
        assign(_InputIterator __first, _InputIterator __last)
        {
	  __glibcxx_check_valid_range(__first, __last);
	  _Base::assign(__first, __last);
	  this->_M_invalidate_all();
	}

      void
      assign(size_type __n, const _Tp& __t)
      {
	_Base::assign(__n, __t);
	this->_M_invalidate_all();
      }

      using _Base::get_allocator;

      // iterators:
      iterator
      begin()
      { return iterator(_Base::begin(), this); }

      const_iterator
      begin() const
      { return const_iterator(_Base::begin(), this); }

      iterator
      end()
      { return iterator(_Base::end(), this); }

      const_iterator
      end() const
      { return const_iterator(_Base::end(), this); }

      reverse_iterator
      rbegin()
      { return reverse_iterator(end()); }

      const_reverse_iterator
      rbegin() const
      { return const_reverse_iterator(end()); }

      reverse_iterator
      rend()
      { return reverse_iterator(begin()); }

      const_reverse_iterator
      rend() const
      { return const_reverse_iterator(begin()); }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      const_iterator
      cbegin() const
      { return const_iterator(_Base::begin(), this); }

      const_iterator
      cend() const
      { return const_iterator(_Base::end(), this); }

      const_reverse_iterator
      crbegin() const
      { return const_reverse_iterator(end()); }

      const_reverse_iterator
      crend() const
      { return const_reverse_iterator(begin()); }
#endif

      // 23.2.2.2 capacity:
      using _Base::empty;
      using _Base::size;
      using _Base::max_size;

      void
      resize(size_type __sz, _Tp __c = _Tp())
      {
	this->_M_detach_singular();

	// if __sz < size(), invalidate all iterators in [begin+__sz, end())
	iterator __victim = begin();
	iterator __end = end();
	for (size_type __i = __sz; __victim != __end && __i > 0; --__i)
	  ++__victim;

	while (__victim != __end)
	  {
	    iterator __real_victim = __victim++;
	    __real_victim._M_invalidate();
	  }

	try
	  {
	    _Base::resize(__sz, __c);
	  }
	catch(...)
	  {
	    this->_M_revalidate_singular();
	    __throw_exception_again;
	  }
      }

      // element access:
      reference
      front()
      {
	__glibcxx_check_nonempty();
	return _Base::front();
      }

      const_reference
      front() const
      {
	__glibcxx_check_nonempty();
	return _Base::front();
      }

      reference
      back()
      {
	__glibcxx_check_nonempty();
	return _Base::back();
      }

      const_reference
      back() const
      {
	__glibcxx_check_nonempty();
	return _Base::back();
      }

      // 23.2.2.3 modifiers:
      using _Base::push_front;

      void
      pop_front()
      {
	__glibcxx_check_nonempty();
	iterator __victim = begin();
	__victim._M_invalidate();
	_Base::pop_front();
      }

      using _Base::push_back;

      void
      pop_back()
      {
	__glibcxx_check_nonempty();
	iterator __victim = end();
	--__victim;
	__victim._M_invalidate();
	_Base::pop_back();
      }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      template<typename... _Args>
        iterator
        emplace(iterator __position, _Args&&... __args)
	{
	  __glibcxx_check_insert(__position);
	  return iterator(_Base::emplace(__position.base(),
					std::forward<_Args>(__args)...), this);
	}
#endif

      iterator
      insert(iterator __position, const _Tp& __x)
      {
	__glibcxx_check_insert(__position);
	return iterator(_Base::insert(__position.base(), __x), this);
      }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      iterator
      insert(iterator __position, _Tp&& __x)
      { return emplace(__position, std::move(__x)); }
#endif

      void
      insert(iterator __position, size_type __n, const _Tp& __x)
      {
	__glibcxx_check_insert(__position);
	_Base::insert(__position.base(), __n, __x);
      }

      template<class _InputIterator>
        void
        insert(iterator __position, _InputIterator __first,
	       _InputIterator __last)
        {
	  __glibcxx_check_insert_range(__position, __first, __last);
	  _Base::insert(__position.base(), __first, __last);
	}

      iterator
      erase(iterator __position)
      {
	__glibcxx_check_erase(__position);
	__position._M_invalidate();
	return iterator(_Base::erase(__position.base()), this);
      }

      iterator
      erase(iterator __position, iterator __last)
      {
	// _GLIBCXX_RESOLVE_LIB_DEFECTS
	// 151. can't currently clear() empty container
	__glibcxx_check_erase_range(__position, __last);
	for (iterator __victim = __position; __victim != __last; )
	  {
	    iterator __old = __victim;
	    ++__victim;
	    __old._M_invalidate();
	  }
	return iterator(_Base::erase(__position.base(), __last.base()), this);
      }

      void
#ifdef __GXX_EXPERIMENTAL_CXX0X__
      swap(list&& __x)
#else
      swap(list& __x)
#endif
      {
	_Base::swap(__x);
	this->_M_swap(__x);
      }

      void
      clear()
      {
	_Base::clear();
	this->_M_invalidate_all();
      }

      // 23.2.2.4 list operations:
      void
#ifdef __GXX_EXPERIMENTAL_CXX0X__
      splice(iterator __position, list&& __x)
#else
      splice(iterator __position, list& __x)
#endif
      {
	_GLIBCXX_DEBUG_VERIFY(&__x != this,
			      _M_message(__gnu_debug::__msg_self_splice)
			      ._M_sequence(*this, "this"));
	this->splice(__position, _GLIBCXX_MOVE(__x), __x.begin(), __x.end());
      }

      void
#ifdef __GXX_EXPERIMENTAL_CXX0X__
      splice(iterator __position, list&& __x, iterator __i)
#else
      splice(iterator __position, list& __x, iterator __i)
#endif
      {
	__glibcxx_check_insert(__position);

	// We used to perform the splice_alloc check:  not anymore, redundant
	// after implementing the relevant bits of N1599.

	_GLIBCXX_DEBUG_VERIFY(__i._M_dereferenceable(),
			      _M_message(__gnu_debug::__msg_splice_bad)
			      ._M_iterator(__i, "__i"));
	_GLIBCXX_DEBUG_VERIFY(__i._M_attached_to(&__x),
			      _M_message(__gnu_debug::__msg_splice_other)
			     ._M_iterator(__i, "__i")._M_sequence(__x, "__x"));

	// _GLIBCXX_RESOLVE_LIB_DEFECTS
	// 250. splicing invalidates iterators
	this->_M_transfer_iter(__i);
	_Base::splice(__position.base(), _GLIBCXX_MOVE(__x._M_base()),
		      __i.base());
      }

      void
#ifdef __GXX_EXPERIMENTAL_CXX0X__
      splice(iterator __position, list&& __x, iterator __first,
	     iterator __last)
#else
      splice(iterator __position, list& __x, iterator __first,
	     iterator __last)
#endif
      {
	__glibcxx_check_insert(__position);
	__glibcxx_check_valid_range(__first, __last);
	_GLIBCXX_DEBUG_VERIFY(__first._M_attached_to(&__x),
			      _M_message(__gnu_debug::__msg_splice_other)
			      ._M_sequence(__x, "x")
			      ._M_iterator(__first, "first"));

	// We used to perform the splice_alloc check:  not anymore, redundant
	// after implementing the relevant bits of N1599.

	for (iterator __tmp�"Ž"�"�"‘" = __first; __tmp != __last; )
	  {
	    _GLIBCXX_DEBUG_VERIFY(&__x != this || __tmp != __position,
				_M_message(__gnu_debug::__msg_splice_overlap)
				  ._M_iterator(__tmp, "position")
				  ._M_iterator(__first, "first")
				  ._M_iterator(__last, "last"));
	    iterator __victim = __tmp++;
	    // _GLIBCXX_RESOLVE_LIB_DEFECTS
	    // 250. splicing invalidates iterators
	    this->_M_transfer_iter(__victim);
	  }

	_Base::splice(__position.base(), _GLIBCXX_MOVE(__x._M_base()),
		      __first.base(), __last.base());
      }

      void
      remove(const _Tp& __value)
      {
	for (iterator __x = begin(); __x.base() != _Base::end(); )
	  {
	    if (*__x == __value)
	      __x = erase(__x);
	    else
	      ++__x;
	  }
      }

      template<class _Predicate>
        void
        remove_if(_Predicate __pred)
        {
	  for (iterator __x = begin(); __x.base() != _Base::end(); )
	    {
	      if (__pred(*__x))
		__x = erase(__x);
	      else
		++__x;
	    }
	}

      void
      unique()
      {
	iterator __first = begin();
	iterator __last = end();
	if (__first == __last)
	  return;
	iterator __next = __first;
	while (++__next != __last)
	  {
	    if (*__first == *__next)
	      erase(__next);
	    else
	      __first = __next;
	    __next = __first;
	  }
      }

      template<class _BinaryPredicate>
        void
        unique(_BinaryPredicate __binary_pred)
        {
	  iterator __first = begin();
	  iterator __last = end();
	  if (__first == __last)
	    return;
	  iterator __next = __first;
	  while (++__next != __last)
	    {
	      if (__binary_pred(*__first, *__next))
		erase(__next);
	      else
		__first = __next;
	      __next = __first;
	    }
	}

      void
#ifdef __GXX_EXPERIMENTAL_CXX0X__
      merge(list&& __x)
#else
      merge(list& __x)
#endif
      {
	__glibcxx_check_sorted(_Base::begin(), _Base::end());
	__glibcxx_check_sorted(__x.begin().base(), __x.end().base());
	for (iterator __tmp = __x.begin(); __tmp != __x.end(); )
	  {
	    iterator __victim = __tmp++;
	    __victim._M_attach(&__x);
	  }
	_Base::merge(_GLIBCXX_MOVE(__x._M_base()));
      }

      template<class _Compare>
        void
#ifdef __GXX_EXPERIMENTAL_CXX0X__
        merge(list&& __x, _Compare __comp)
#else
        merge(list& __x, _Compare __comp)
#endif
        {
	  __glibcxx_check_sorted_pred(_Base::begin(), _Base::end(), __comp);
	  __glibcxx_check_sorted_pred(__x.begin().base(), __x.end().base(),
				      __comp);
	  for (iterator __tmp = __x.begin(); __tmp != __x.end(); )
	    {
	      iterator __victim = __tmp++;
	      __victim._M_attach(&__x);
	    }
	  _Base::merge(_GLIBCXX_MOVE(__x._M_base()), __comp);
	}

      void
      sort() { _Base::sort(); }

      template<typename _StrictWeakOrdering>
        void
        sort(_StrictWeakOrdering __pred) { _Base::sort(__pred); }

      using _Base::reverse;

      _Base&
      _M_base()       { return *this; }

      const _Base&
      _M_base() const { return *this; }

    private:
      void
      _M_invalidate_all()
      {
	typedef typename _Base::const_iterator _Base_const_iterator;
	typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
	this->_M_invalidate_if(_Not_equal(_M_base().end()));
      }
    };

  template<typename _Tp, typename _Alloc>
    inline bool
    operator==(const list<_Tp, _Alloc>& __lhs,
	       const list<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() == __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator!=(const list<_Tp, _Alloc>& __lhs,
	       const list<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() != __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator<(const list<_Tp, _Alloc>& __lhs,
	      const list<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() < __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator<=(const list<_Tp, _Alloc>& __lhs,
	       const list<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() <= __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator>=(const list<_Tp, _Alloc>& __lhs,
	       const list<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() >= __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator>(const list<_Tp, _Alloc>& __lhs,
	      const list<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() > __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline void
    swap(list<_Tp, _Alloc>& __lhs, list<_Tp, _Alloc>& __rhs)
    { __lhs.swap(__rhs); }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
  template<typename _Tp, typename _Alloc>
    inline void
    swap(list<_Tp, _Alloc>&& __lhs, list<_Tp, _Alloc>& __rhs)
    { __lhs.swap(__rhs); }

  template<typename _Tp, typename _Alloc>
    inline void
    swap(list<_Tp, _Alloc>& __lhs, list<_Tp, _Alloc>&& __rhs)
    { __lhs.swap(__rhs); }
#endif

} // namespace __debug
} // namespace std

#endif
// Debugging bitset implementation -*- C++ -*-

// Copyright (C) 2003, 2004, 2005, 2006, 2007 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.

/** @file debug/bitset
 *  This file is a GNU debug extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_DEBUG_BITSET
#define _GLIBCXX_DEBUG_BITSET

#include <bitset>
#include <debug/safe_sequence.h>
#include <debug/safe_iterator.h>

namespace std
{
namespace __debug
{
  template<size_t _Nb>
    class bitset
    : public _GLIBCXX_STD_D::bitset<_Nb>, 
      public __gnu_debug::_Safe_sequence_base
    {
      typedef _GLIBCXX_STD_D::bitset<_Nb> _Base;
      typedef __gnu_debug::_Safe_sequence_base  _Safe_base;

    public:
      // bit reference:
      class reference
      : private _Base::reference, public __gnu_debug::_Safe_iterator_base
      {
	typedef typename _Base::reference _Base_ref;

	friend class bitset;
	reference();

	reference(const _Base_ref& __base, bitset* __seq)
	: _Base_ref(__base), _Safe_iterator_base(__seq, false)
	{ }

      public:
	reference(const reference& __x)
	: _Base_ref(__x), _Safe_iterator_base(__x, false)
	{ }

	reference&
	operator=(bool __x)
	{
	  _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
			      _M_message(__gnu_debug::__msg_bad_bitset_write)
				._M_iterator(*this));
	  *static_cast<_Base_ref*>(this) = __x;
	  return *this;
	}

	reference&
	operator=(const reference& __x)
	{
	  _GLIBCXX_DEBUG_VERIFY(! __x._M_singular(),
			       _M_message(__gnu_debug::__msg_bad_bitset_read)
				._M_iterator(__x));
	  _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
			      _M_message(__gnu_debug::__msg_bad_bitset_write)
				._M_iterator(*this));
	  *static_cast<_Base_ref*>(this) = __x;
	  return *this;
	}

	bool
	operator~() const
	{
	  _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
			       _M_message(__gnu_debug::__msg_bad_bitset_read)
				._M_iterator(*this));
	  return ~(*static_cast<const _Base_ref*>(this));
	}

	operator bool() const
	{
	  _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
			      _M_message(__gnu_debug::__msg_bad_bitset_read)
				._M_iterator(*this));
	  return *static_cast<const _Base_ref*>(this);
	}

	reference&
	flip()
	{
	  _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
			      _M_message(__gnu_debug::__msg_bad_bitset_flip)
				._M_iterator(*this));
	  _Base_ref::flip();
	  return *this;
	}
      };

      // 23.3.5.1 constructors:
      bitset() : _Base() { }

      bitset(unsigned long __val) : _Base(__val) { }

      template<typename _CharT, typename _Traits, typename _Allocator>
        explicit
        bitset(const std::basic_string<_CharT,_Traits,_Allocator>& __str,
	       typename std::basic_string<_CharT,_Traits,_Allocator>::size_type
	       __pos = 0,
	       typename std::basic_string<_CharT,_Traits,_Allocator>::size_type
	       __n = (std::basic_string<_CharT,_Traits,_Allocator>::npos))
	: _Base(__str, __pos, __n) { }

      bitset(const _Base& __x) : _Base(__x), _Safe_base() { }

      // 23.3.5.2 bitset operations:
      bitset<_Nb>&
      operator&=(const bitset<_Nb>& __rhs)
      {
	_M_base() &= __rhs;
	return *this;
      }

      bitset<_Nb>&
      operator|=(const bitset<_Nb>& __rhs)
      {
	_M_base() |= __rhs;
	return *this;
      }

      bitset<_Nb>&
      operator^=(const bitset<_Nb>& __rhs)
      {
	_M_base() ^= __rhs;
	return *this;
      }

      bitset<_Nb>&
      operator<<=(size_t __pos)
      {
	_M_base() <<= __pos;
	return *this;
      }

      bitset<_Nb>&
      operator>>=(size_t __pos)
      {
	_M_base() >>= __pos;
	return *this;
      }

      bitset<_Nb>&
      set()
      {
	_Base::set();
	return *this;
      }

      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 186. bitset::set() second parameter should be bool
      bitset<_Nb>&
      set(size_t __pos, bool __val = true)
      {
	_Base::set(__pos, __val);
	return *this;
      }

      bitset<_Nb>&
      reset()
      {
	_Base::reset();
	return *this;
      }

      bitset<_Nb>&
      reset(size_t __pos)
      {
	_Base::reset(__pos);
	return *this;
      }

      bitset<_Nb> operator~() const { return bitset(~_M_base()); }

      bitset<_Nb>&
      flip()
      {
	_Base::flip();
	return *this;
      }

      bitset<_Nb>&
      flip(size_t __pos)
      {
	_Base::flip(__pos);
	return *this;
      }

      // element access:
      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 11. Bitset minor problems
      reference
      operator[](size_t __pos)
      {
	__glibcxx_check_subscript(__pos);
	return reference(_M_base()[__pos], this);
      }

      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 11. Bitset minor problems
      bool
      operator[](size_t __pos) const
      {
	__glibcxx_check_subscript(__pos);
	return _M_base()[__pos];
      }

      using _Base::to_ulong;

      template <typename _CharT, typename _Traits, typename _Allocator>
        std::basic_string<_CharT, _Traits, _Allocator>
        to_string() const
        { return _M_base().template to_string<_CharT, _Traits, _Allocator>(); }

      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 434. bitset::to_string() hard to use.
      template<typename _CharT, typename _Traits>
        std::basic_string<_CharT, _Traits, std::allocator<_CharT> >
        to_string() const
        { return to_string<_CharT, _Traits, std::allocator<_CharT> >(); }

      template<typename _CharT>
        std::basic_string<_CharT, std::char_traits<_CharT>,
                          std::allocator<_CharT> >
        to_string() const
        {
          return to_string<_CharT, std::char_traits<_CharT>,
                           std::allocator<_CharT> >();
        }

      std::basic_string<char, std::char_traits<char>, std::allocator<char> >
        to_string() const
        {
          return to_string<char,std::char_traits<char>,std::allocator<char> >();
        }

      using _Base::count;
      using _Base::size;

      bool
      operator==(const bitset<_Nb>& __rhs) const
      { return _M_base() == __rhs; }

      bool
      operator!=(const bitset<_Nb>& __rhs) const
      { return _M_base() != __rhs; }

      using _Base::test;
      using _Base::all;
      using _Base::any;
      using _Base::none;

      bitset<_Nb>
      operator<<(size_t __pos) const
      { return bitset<_Nb>(_M_base() << __pos); }

      bitset<_Nb>
      operator>>(size_t __pos) const
      { return bitset<_Nb>(_M_base() >> __pos); }

      _Base&
      _M_base() { return *this; }

      const _Base&
      _M_base() const { return *this; }
    };

  template<size_t _Nb>
    bitset<_Nb>
    operator&(const bitset<_Nb>& __x, const bitset<_Nb>& __y)
    { return bitset<_Nb>(__x) &= __y; }

  template<size_t _Nb>
    bitset<_Nb>
    operator|(const bitset<_Nb>& __x, const bitset<_Nb>& __y)
    { return bitset<_Nb>(__x) |= __y; }

  template<size_t _Nb>
    bitset<_Nb>
    operator^(const bitset<_Nb>& __x, const bitset<_Nb>& __y)
    { return bitset<_Nb>(__x) ^= __y; }

  template<typename _CharT, typename _Traits, size_t _Nb>
    std::basic_istream<_CharT, _Traits>&
    operator>>(std::basic_istream<_CharT, _Traits>& __is, bitset<_Nb>& __x)
    { return __is >> __x._M_base(); }

  template<typename _CharT, typename _Traits, size_t _Nb>
    std::basic_ostream<_CharT, _Traits>&
    operator<<(std::basic_ostream<_CharT, _Traits>& __os,
	       const bitset<_Nb>& __x)
    { return __os << __x._M_base(); }
} // namespace __debug
} // namespace std

#endif
// Debugging deque implementation -*- C++ -*-

// Copyright (C) 2003, 2004, 2005, 2006, 2007
// 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.

/** @file debug/deque
 *  This file is a GNU debug extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_DEBUG_DEQUE
#define _GLIBCXX_DEBUG_DEQUE 1

#include <deque>
#include <debug/safe_sequence.h>
#include <debug/safe_iterator.h>

namespace std
{
namespace __debug
{
  template<typename _Tp, typename _Allocator = std::allocator<_Tp> >
    class deque
    : public _GLIBCXX_STD_D::deque<_Tp, _Allocator>,
      public __gnu_debug::_Safe_sequence<deque<_Tp, _Allocator> >
    {
      typedef  _GLIBCXX_STD_D::deque<_Tp, _Allocator> _Base;
      typedef __gnu_debug::_Safe_sequence<deque> _Safe_base;

    public:
      typedef typename _Base::reference             reference;
      typedef typename _Base::const_reference       const_reference;

      typedef __gnu_debug::_Safe_iterator<typename _Base::iterator,deque>
						    iterator;
      typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator,deque>
						     const_iterator;

      typedef typename _Base::size_type             size_type;
      typedef typename _Base::difference_type       difference_type;

      typedef _Tp				    value_type;
      typedef _Allocator			    allocator_type;
      typedef typename _Base::pointer               pointer;
      typedef typename _Base::const_pointer         const_pointer;
      typedef std::reverse_iterator<iterator>       reverse_iterator;
      typedef std::reverse_iterator<const_iterator> const_reverse_iterator;

      // 23.2.1.1 construct/copy/destroy:
      explicit deque(const _Allocator& __a = _Allocator())
      : _Base(__a) { }

      explicit deque(size_type __n, const _Tp& __value = _Tp(),
		     const _Allocator& __a = _Allocator())
      : _Base(__n, __value, __a) { }

      template<class _InputIterator>
        deque(_InputIterator __first, _InputIterator __last,
	      const _Allocator& __a = _Allocator())
	: _Base(__gnu_debug::__check_valid_range(__first, __last), __last, __a)
        { }

      deque(const deque& __x)
      : _Base(__x), _Safe_base() { }

      deque(const _Base& __x)
      : _Base(__x), _Safe_base() { }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      deque(deque&& __x)
      : _Base(std::forward<deque>(__x)), _Safe_base()
      { this->_M_swap(__x); }
#endif

      ~deque() { }

      deque&
      operator=(const deque& __x)
      {
	*static_cast<_Base*>(this) = __x;
	this->_M_invalidate_all();
	return *this;
      }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      deque&
      operator=(deque&& __x)
      {
        // NB: DR 675.
	clear();
	swap(__x);	  
	return *this;
      }
#endif

      template<class _InputIterator>
        void
        assign(_InputIterator __first, _InputIterator __last)
        {
	  __glibcxx_check_valid_range(__first, __last);
	  _Base::assign(__first, __last);
	  this->_M_invalidate_all();
	}

      void
      assign(size_type __n, const _Tp& __t)
      {
	_Base::assign(__n, __t);
	this->_M_invalidate_all();
      }

      using _Base::get_allocator;

      // iterators:
      iterator
      begin()
      { return iterator(_Base::begin(), this); }

      const_iterator
      begin() const
      { return const_iterator(_Base::begin(), this); }

      iterator
      end()
      { return iterator(_Base::end(), this); }

      const_iterator
      end() const
      { return const_iterator(_Base::end(), this); }

      reverse_iterator
      rbegin()
      { return reverse_iterator(end()); }

      const_reverse_iterator
      rbegin() const
      { return const_reverse_iterator(end()); }

      reverse_iterator
      rend()
      { return reverse_iterator(begin()); }

      const_reverse_iterator
      rend() const
      { return const_reverse_iterator(begin()); }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      const_iterator
      cbegin() const
      { return const_iterator(_Base::begin(), this); }

      const_iterator
      cend() const
      { return const_iterator(_Base::end(), this); }

      const_reverse_iterator
      crbegin() const
      { return const_reverse_iterator(end()); }

      const_reverse_iterator
      crend() const
      { return const_reverse_iterator(begin()); }
#endif

      // 23.2.1.2 capacity:
      using _Base::size;
      using _Base::max_size;

      void
      resize(size_type __sz, _Tp __c = _Tp())
      {
	typedef typename _Base::const_iterator _Base_const_iterator;
	typedef __gnu_debug::_After_nth_from<_Base_const_iterator> _After_nth;

	bool __invalidate_all = __sz > this->size();
	if (__sz < this->size())
	  this->_M_invalidate_if(_After_nth(__sz, _M_base().begin()));

	_Base::resize(__sz, __c);

	if (__invalidate_all)
	  this->_M_invalidate_all();
      }

      using _Base::empty;

      // element access:
      reference
      operator[](size_type __n)
      {
	__glibcxx_check_subscript(__n);
	return _M_base()[__n];
      }

      const_reference
      operator[](size_type __n) const
      {
	__glibcxx_check_subscript(__n);
	return _M_base()[__n];
      }

      using _Base::at;

      reference
      front()
      {
	__glibcxx_check_nonempty();
	return _Base::front();
      }

      const_reference
      front() const
      {
	__glibcxx_check_nonempty();
	return _Base::front();
      }

      reference
      back()
      {
	__glibcxx_check_nonempty();
	return _Base::back();
      }

      const_reference
      back() const
      {
	__glibcxx_check_nonempty();
	return _Base::back();
      }

      // 23.2.1.3 modifiers:
#ifndef __GXX_EXPERIMENTAL_CXX0X__
      void
      push_front(const _Tp& __x)
      {
	_Base::push_front(__x);
	this->_M_invalidate_all();
      }

      void
      push_back(const _Tp& __x)
      {
	_Base::push_back(__x);
	this->_M_invalidate_all();
      }
#else
      template<typename... _Args>
        void
        push_front(_Args&&... __args)
	{
	  _Base::push_front(std::forward<_Args>(__args)...);
	  this->_M_invalidate_all();
	}

      template<typename... _Args>
        void
        push_back(_Args&&... __args)
	{
	  _Base::push_back(std::forward<_Args>(__args)...);
	  this->_M_invalidate_all();
	}

      template<typename... _Args>
        iterator
        emplace(iterator __position, _Args&&... __args)
	{
	  __glibcxx_check_insert(__position);
	  typename _Base::iterator __res = _Base::emplace(__position.base(),
					    std::forward<_Args>(__args)...);
	  this->_M_invalidate_all();
	  return iterator(__res, this);
	}
#endif

      iterator
      insert(iterator __position, const _Tp& __x)
      {
	__glibcxx_check_insert(__position);
	typename _Base::iterator __res = _Base::insert(__position.base(), __x);
	this->_M_invalidate_all();
	return iterator(__res, this);
      }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      iterator
      insert(iterator __position, _Tp&& __x)
      { return emplace(__position, std::move(__x)); }
#endif

      void
      insert(iterator __position, size_type __n, const _Tp& __x)
      {
	__glibcxx_check_insert(__position);
	_Base::insert(__position.base(), __n, __x);
	this->_M_invalidate_all();
      }

      template<class _InputIterator>
        void
        insert(iterator __position,
	       _InputIterator __first, _InputIterator __last)
        {
	  __glibcxx_check_insert_range(__position, __first, __last);
	  _Base::insert(__position.base(), __first, __last);
	  this->_M_invalidate_all();
	}

      void
      pop_front()
      {
	__glibcxx_check_nonempty();
	iterator __victim = begin();
	__victim._M_invalidate();
	_Base::pop_front();
      }

      void
      pop_back()
      {
	__glibcxx_check_nonempty();
	iterator __victim = end();
	--__victim;
	__victim._M_invalidate();
	_Base::pop_back();
      }

      iterator
      erase(iterator __position)
      {
	__glibcxx_check_erase(__position);
	if (__position == begin() || __position == end()-1)
	  {
	    __position._M_invalidate();
	    return iterator(_Base::erase(__position.base()), this);
	  }
	else
	  {
	    typename _Base::iterator __res = _Base::erase(__position.base());
	    this->_M_invalidate_all();
	    return iterator(__res, this);
	  }
      }

      iterator
      erase(iterator __first, iterator __last)
      {
	// _GLIBCXX_RESOLVE_LIB_DEFECTS
	// 151. can't currently clear() empty container
	__glibcxx_check_erase_range(__first, __last);
        if (__first == begin() || __last == end())
	  {
	    this->_M_detach_singular();
	    for (iterator __position = __first; __position != __last; )
	      {
		iterator __victim = __position++;
		__victim._M_invalidate();
	      }
	    try
	      {
		return iterator(_Base::erase(__first.base(), __last.base()),
				this);
	      }
	    catch(...)
	      {
		this->_M_revalidate_singular();
		__throw_exception_again;
	      }
	  }
	else
	  {
	    typename _Base::iterator __res = _Base::erase(__first.base(),
							  __last.base());
	    this->_M_invalidate_all();
	    return iterator(__res, this);
	  }
      }

      void
#ifdef __GXX_EXPERIMENTAL_CXX0X__
      swap(deque&& __x)
#else
      swap(deque& __x)
#endif
      {
	_Base::swap(__x);
	this->_M_swap(__x);
      }

      void
      clear()
      {
	_Base::clear();
	this->_M_invalidate_all();
      }

      _Base&
      _M_base()       { return *this; }

      const _Base&
      _M_base() const { return *this; }
    };

  template<typename _Tp, typename _Alloc>
    inline bool
    operator==(const deque<_Tp, _Alloc>& __lhs,
	       const deque<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() == __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator!=(const deque<_Tp, _Alloc>& __lhs,
	       const deque<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() != __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator<(const deque<_Tp, _Alloc>& __lhs,
	      const deque<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() < __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator<=(const deque<_Tp, _Alloc>& __lhs,
	       const deque<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() <= __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator>=(const deque<_Tp, _Alloc>& __lhs,
	       const deque<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() >= __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline bool
    operator>(const deque<_Tp, _Alloc>& __lhs,
	      const deque<_Tp, _Alloc>& __rhs)
    { return __lhs._M_base() > __rhs._M_base(); }

  template<typename _Tp, typename _Alloc>
    inline void
    swap(deque<_Tp, _Alloc>& __lhs, deque<_Tp, _Alloc>& __rhs)
    { __lhs.swap(__rhs); }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
  template<typename _Tp, typename _Alloc>
    inline void
    swap(deque<_Tp, _Alloc>&& __lhs, deque<_Tp, _Alloc>& __rhs)
    { __lhs.swap(__rhs); }

  template<typename _Tp, typename _Alloc>
    inline void
    swap(deque<_Tp, _Alloc>& __lhs, deque<_Tp, _Alloc>&& __rhs)
¨"    { __lhs.swap(__rhs); }
#endif

} // namespace __debug
} // namespace std

#endif
// Debugging unordered_map/unordered_multimap implementation -*- C++ -*-

// Copyright (C) 2003, 2004, 2005, 2006, 2007
// 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.

/** @file debug/unordered_map
 *  This file is a GNU debug extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_DEBUG_UNORDERED_MAP
#define _GLIBCXX_DEBUG_UNORDERED_MAP 1

#ifdef __GXX_EXPERIMENTAL_CXX0X__
# include <unordered_map>
#else
# include <c++0x_warning.h>
#endif
#include <debug/safe_association.h>
#include <debug/safe_iterator.h>

#define _GLIBCXX_BASE unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>
#define _GLIBCXX_STD_BASE _GLIBCXX_STD_D::_GLIBCXX_BASE

namespace std
{
namespace __debug
{
  template<typename _Key, typename _Tp,
	   typename _Hash  = std::hash<_Key>,
	   typename _Pred = std::equal_to<_Key>,
	   typename _Alloc =  std::allocator<_Key> >
    class unordered_map
    : public __gnu_debug::_Safe_association<_GLIBCXX_STD_BASE>,
      public __gnu_debug::_Safe_sequence<_GLIBCXX_BASE>
    {
      typedef typename _GLIBCXX_STD_BASE _Base;
      typedef __gnu_debug::_Safe_association<_Base> _Safe_assoc;
      typedef __gnu_debug::_Safe_sequence<unordered_map> _Safe_base;

    public:
      typedef typename _Safe_assoc::size_type       size_type;
      typedef typename _Safe_assoc::hasher          hasher;
      typedef typename _Safe_assoc::key_equal       key_equal;
      typedef typename _Safe_assoc::allocator_type allocator_type;

      explicit
      unordered_map(size_type __n = 10,
		    const hasher& __hf = hasher(),
		    const key_equal& __eql = key_equal(),
		    const allocator_type& __a = allocator_type())
      : _Safe_assoc(__n, __hf, __eql, __a)
      { }

      template<typename _InputIterator>
        unordered_map(_InputIterator __f, _InputIterator __l, 
		      size_type __n = 10,
		      const hasher& __hf = hasher(), 
		      const key_equal& __eql = key_equal(), 
		      const allocator_type& __a = allocator_type())
	: _Safe_assoc(__f, __l, __n, __hf, __eql, __a)
        { }

      unordered_map(const _Safe_assoc& __x) 
      : _Safe_assoc(__x), _Safe_base() { }

      unordered_map(unordered_map&& __x) 
      : _Safe_assoc(std::forward<_Safe_assoc>(__x)), _Safe_base() { }

      unordered_map&
      operator=(unordered_map&& __x)
      {
        // NB: DR 675.
	clear();
	swap(__x);
	return *this;
      }

      void
      swap(unordered_map&& __x)
      {
	_Safe_assoc::swap(__x);
	_Safe_base::_M_swap(__x);
      }

      void
      clear()
      {
	_Base::clear();
	this->_M_invalidate_all();
      }

    private:
      void
      _M_invalidate_all()
      {
	typedef typename _Base::const_iterator _Base_const_iterator;
	typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
	this->_M_invalidate_if(_Not_equal(this->_M_base().end()));
      }
    };

  template<typename _Key, typename _Tp, typename _Hash,
	   typename _Pred, typename _Alloc>
    inline void
    swap(unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
	 unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
    { __x.swap(__y); }

  template<typename _Key, typename _Tp, typename _Hash,
	   typename _Pred, typename _Alloc>
    inline void
    swap(unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>&& __x,
	 unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
    { __x.swap(__y); }

  template<typename _Key, typename _Tp, typename _Hash,
	   typename _Pred, typename _Alloc>
    inline void
    swap(unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
	 unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>&& __y)
    { __x.swap(__y); }

#undef _GLIBCXX_BASE
#undef _GLIBCXX_STD_BASE
#define _GLIBCXX_STD_BASE _GLIBCXX_STD_D::_GLIBCXX_BASE
#define _GLIBCXX_BASE unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>

  template<typename _Key, typename _Tp,
	   typename _Hash  = std::hash<_Key>,
	   typename _Pred = std::equal_to<_Key>,
	   typename _Alloc =  std::allocator<_Key> >
    class unordered_multimap
    : public __gnu_debug::_Safe_association<_GLIBCXX_STD_BASE>,
      public __gnu_debug::_Safe_sequence<_GLIBCXX_BASE>
    {
      typedef typename _GLIBCXX_STD_BASE _Base;
      typedef __gnu_debug::_Safe_association<_Base> _Safe_assoc;
      typedef __gnu_debug::_Safe_sequence<unordered_multimap> _Safe_base;

    public:
      typedef typename _Safe_assoc::size_type       size_type;
      typedef typename _Safe_assoc::hasher          hasher;
      typedef typename _Safe_assoc::key_equal       key_equal;
      typedef typename _Safe_assoc::allocator_type allocator_type;

      explicit
      unordered_multimap(size_type __n = 10,
		    const hasher& __hf = hasher(),
		    const key_equal& __eql = key_equal(),
		    const allocator_type& __a = allocator_type())
      : _Safe_assoc(__n, __hf, __eql, __a)
      { }

      template<typename _InputIterator>
        unordered_multimap(_InputIterator __f, _InputIterator __l, 
		      size_type __n = 10,
		      const hasher& __hf = hasher(), 
		      const key_equal& __eql = key_equal(), 
		      const allocator_type& __a = allocator_type())
	: _Safe_assoc(__f, __l, __n, __hf, __eql, __a)
        { }

      unordered_multimap(const _Safe_assoc& __x) 
      : _Safe_assoc(__x), _Safe_base() { }

      unordered_multimap(unordered_multimap&& __x) 
      : _Safe_assoc(std::forward<_Safe_assoc>(__x)), _Safe_base() { }

      unordered_multimap&
      operator=(unordered_multimap&& __x)
      {
        // NB: DR 675.
	clear();
	swap(__x);
	return *this;
      }

      void
      swap(unordered_multimap&& __x)
      {
	_Safe_assoc::swap(__x);
	_Safe_base::_M_swap(__x);
      }

      void
      clear()
      {
	_Base::clear();
	this->_M_invalidate_all();
      }

    private:
      void
      _M_invalidate_all()
      {
	typedef typename _Base::const_iterator _Base_const_iterator;
	typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
	this->_M_invalidate_if(_Not_equal(this->_M_base().end()));
      }
    };

  template<typename _Key, typename _Tp, typename _Hash,
	   typename _Pred, typename _Alloc>
    inline void
    swap(unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
	 unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
    { __x.swap(__y); }

  template<typename _Key, typename _Tp, typename _Hash,
	   typename _Pred, typename _Alloc>
    inline void
    swap(unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>&& __x,
	 unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
    { __x.swap(__y); }

  template<typename _Key, typename _Tp, typename _Hash,
	   typename _Pred, typename _Alloc>
    inline void
    swap(unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
	 unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>&& __y)
    { __x.swap(__y); }

} // namespace __debug
} // namespace std

#undef _GLIBCXX_BASE
#undef _GLIBCXX_STD_BASE

#endif
// Debugging map/multimap implementation -*- C++ -*-

// Copyright (C) 2003, 2006
// 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.

/** @file debug/map
 *  This file is a GNU debug extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_DEBUG_MAP
#define _GLIBCXX_DEBUG_MAP 1

#include <map>
#include <debug/map.h>
#include <debug/multimap.h>

#endif
// Debugging set/multiset implementation -*- C++ -*-

// Copyright (C) 2003
// 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.

/** @file debug/set
 *  This file is a GNU debug extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_DEBUG_SET
#define _GLIBCXX_DEBUG_SET 1

#include <set>
#include <debug/set.h>
#include <debug/multiset.h>

#endif
// Debugging multiset implementation -*- C++ -*-

// Copyright (C) 2003, 2004, 2005, 2006, 2007
// 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.

/** @file debug/multiset.h
 *  This file is a GNU debug extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_DEBUG_MULTISET_H
#define _GLIBCXX_DEBUG_MULTISET_H 1

#include <debug/safe_sequence.h>
#include <debug/safe_iterator.h>
#include <utility>

namespace std
{
namespace __debug
{
  template<typename _Key, typename _Compare = std::less<_Key>,
	   typename _Allocator = std::allocator<_Key> >
    class multiset
    : public _GLIBCXX_STD_D::multiset<_Key, _Compare, _Allocator>,
      public __gnu_debug::_Safe_sequence<multiset<_Key, _Compare, _Allocator> >
    {
      typedef _GLIBCXX_STD_D::multiset<_Key, _Compare, _Allocator> _Base;
      typedef __gnu_debug::_Safe_sequence<multiset> _Safe_base;

    public:
      // types:
      typedef _Key				     key_type;
      typedef _Key				     value_type;
      typedef _Compare				     key_compare;
      typedef _Compare				     value_compare;
      typedef _Allocator			     allocator_type;
      typedef typename _Base::reference	             reference;
      typedef typename _Base::const_reference        const_reference;

      typedef __gnu_debug::_Safe_iterator<typename _Base::iterator, multiset>
      iterator;
      typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator,
					  multiset> const_iterator;

      typedef typename _Base::size_type              size_type;
      typedef typename _Base::difference_type        difference_type;
      typedef typename _Base::pointer                pointer;
      typedef typename _Base::const_pointer          const_pointer;
      typedef std::reverse_iterator<iterator>        reverse_iterator;
      typedef std::reverse_iterator<const_iterator>  const_reverse_iterator;

      // 23.3.3.1 construct/copy/destroy:
      explicit multiset(const _Compare& __comp = _Compare(),
			const _Allocator& __a = _Allocator())
      : _Base(__comp, __a) { }

      template<typename _InputIterator>
        multiset(_InputIterator __first, _InputIterator __last,
		 const _Compare& __comp = _Compare(),
		 const _Allocator& __a = _Allocator())
	: _Base(__gnu_debug::__check_valid_range(__first, __last), __last,
		__comp, __a) { }

      multiset(const multiset& __x)
      : _Base(__x), _Safe_base() { }

      multiset(const _Base& __x)
      : _Base(__x), _Safe_base() { }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      multiset(multiset&& __x)
      : _Base(std::forward<multiset>(__x)), _Safe_base()
      { this->_M_swap(__x); }
#endif

      ~multiset() { }

      multiset&
      operator=(const multiset& __x)
      {
	*static_cast<_Base*>(this) = __x;
	this->_M_invalidate_all();
	return *this;
      }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      multiset&
      operator=(multiset&& __x)
      {
        // NB: DR 675.
	clear();
	swap(__x);
	return *this;
      }
#endif

      using _Base::get_allocator;

      // iterators:
      iterator
      begin()
      { return iterator(_Base::begin(), this); }

      const_iterator
      begin() const
      { return const_iterator(_Base::begin(), this); }

      iterator
      end()
      { return iterator(_Base::end(), this); }

      const_iterator
      end() const
      { return const_iterator(_Base::end(), this); }

      reverse_iterator
      rbegin()
      { return reverse_iterator(end()); }

      const_reverse_iterator
      rbegin() const
      { return const_reverse_iterator(end()); }

      reverse_iterator
      rend()
      { return reverse_iterator(begin()); }

      const_reverse_iterator
      rend() const
      { return const_reverse_iterator(begin()); }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
      const_iterator
      cbegin() const
      { return const_iterator(_Base::begin(), this); }

      const_iterator
      cend() const
      { return const_iterator(_Base::end(), this); }

      const_reverse_iterator
      crbegin() const
      { return const_reverse_iterator(end()); }

      const_reverse_iterator
      crend() const
      { return const_reverse_iterator(begin()); }
#endif

      // capacity:
      using _Base::empty;
      using _Base::size;
      using _Base::max_size;

      // modifiers:
      iterator
      insert(const value_type& __x)
      { return iterator(_Base::insert(__x), this); }

      iterator
      insert(iterator __position, const value_type& __x)
      {
	__glibcxx_check_insert(__position);
	return iterator(_Base::insert(__position.base(), __x), this);
      }

      template<typename _InputIterator>
      void
      insert(_InputIterator __first, _InputIterator __last)
      {
	__glibcxx_check_valid_range(__first, __last);
	_Base::insert(__first, __last);
      }

      void
      erase(iterator __position)
      {
	__glibcxx_check_erase(__position);
	__position._M_invalidate();
	_Base::erase(__position.base());
      }

      size_type
      erase(const key_type& __x)
      {
	std::pair<iterator, iterator> __victims = this->equal_range(__x);
	size_type __count = 0;
	while (__victims.first != __victims.second)
	{
	  iterator __victim = __victims.first++;
	  __victim._M_invalidate();
	  _Base::erase(__victim.base());
	  ++__count;
	}
	return __count;
      }

      void
      erase(iterator __first, iterator __last)
      {
	// _GLIBCXX_RESOLVE_LIB_DEFECTS
	// 151. can't currently clear() empty container
	__glibcxx_check_erase_range(__first, __last);
	while (__first != __last)
	this->erase(__first++);
      }

      void
#ifdef __GXX_EXPERIMENTAL_CXX0X__
      swap(multiset&& __x)
#else
      swap(multiset& __x)
#endif
      {
	_Base::swap(__x);
	this->_M_swap(__x);
      }

      void
      clear()
      { this->erase(begin(), end()); }

      // observers:
      using _Base::key_comp;
      using _Base::value_comp;

      // multiset operations:
      iterator
      find(const key_type& __x)
      { return iterator(_Base::find(__x), this); }

      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 214. set::find() missing const overload
      const_iterator
      find(const key_type& __x) const
      { return const_iterator(_Base::find(__x), this); }

      using _Base::count;

      iterator
      lower_bound(const key_type& __x)
      { return iterator(_Base::lower_bound(__x), this); }

      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 214. set::find() missing const overload
      const_iterator
      lower_bound(const key_type& __x) const
      { return const_iterator(_Base::lower_bound(__x), this); }

      iterator
      upper_bound(const key_type& __x)
      { return iterator(_Base::upper_bound(__x), this); }

      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 214. set::find() missing const overload
      const_iterator
      upper_bound(const key_type& __x) const
      { return const_iterator(_Base::upper_bound(__x), this); }

      std::pair<iterator,iterator>
      equal_range(const key_type& __x)
      {
	typedef typename _Base::iterator _Base_iterator;
	std::pair<_Base_iterator, _Base_iterator> __res =
        _Base::equal_range(__x);
	return std::make_pair(iterator(__res.first, this),
			      iterator(__res.second, this));
      }

      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 214. set::find() missing const overload
      std::pair<const_iterator,const_iterator>
      equal_range(const key_type& __x) const
      {
	typedef typename _Base::const_iterator _Base_iterator;
	std::pair<_Base_iterator, _Base_iterator> __res =
        _Base::equal_range(__x);
	return std::make_pair(const_iterator(__res.first, this),
			      const_iterator(__res.second, this));
      }

      _Base&
      _M_base() { return *this; }

      const _Base&
      _M_base() const { return *this; }

    private:
      void
      _M_invalidate_all()
      {
	typedef typename _Base::const_iterator _Base_const_iterator;
	typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
	this->_M_invalidate_if(_Not_equal(_M_base().end()));
      }
    };

  template<typename _Key, typename _Compare, typename _Allocator>
    inline bool
    operator==(const multiset<_Key, _Compare, _Allocator>& __lhs,
	       const multiset<_Key, _Compare, _Allocator>& __rhs)
    { return __lhs._M_base() == __rhs._M_base(); }

  template<typename _Key, typename _Compare, typename _Allocator>
    inline bool
    operator!=(const multiset<_Key, _Compare, _Allocator>& __lhs,
	       const multiset<_Key, _Compare, _Allocator>& __rhs)
    { return __lhs._M_base() != __rhs._M_base(); }

  template<typename _Key, typename _Compare, typename _Allocator>
    inline bool
    operator<(const multiset<_Key, _Compare, _Allocator>& __lhs,
	      const multiset<_Key, _Compare, _Allocator>& __rhs)
    { return __lhs._M_base() < __rhs._M_base(); }

  template<typename _Key, typename _Compare, typename _Allocator>
    inline bool
    operator<=(const multiset<_Key, _Compare, _Allocator>& __lhs,
	       const multiset<_Key, _Compare, _Allocator>& __rhs)
    { return __lhs._M_base() <= __rhs._M_base(); }

  template<typename _Key, typename _Compare, typename _Allocator>
    inline bool
    operator>=(const multiset<_Key, _Compare, _Allocator>& __lhs,
	       const multiset<_Key, _Compare, _Allocator>& __rhs)
    { return __lhs._M_base() >= __rhs._M_base(); }

  template<typename _Key, typename _Compare, typename _Allocator>
    inline bool
    operator>(const multiset<_Key, _Compare, _Allocator>& __lhs,
	      const multiset<_Key, _Compare, _Allocator>& __rhs)
    { return __lhs._M_base() > __rhs._M_base(); }

  template<typename _Key, typename _Compare, typename _Allocator>
    void
    swap(multiset<_Key, _Compare, _Allocator>& __x,
	 multiset<_Key, _Compare, _Allocator>& __y)
    { return __x.swap(__y); }

#ifdef __GXX_EXPERIMENTAL_CXX0X__
  template<typename _Key, typename _Compare, typename _Allocator>
    void
    swap(multiset<_Key, _Compare, _Allocator>&& __x,
	 multiset<_Key, _Compare, _Allocator>& __y)
    { return