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// Vector implementation (out of line) -*- C++ -*-

// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010

// Free Software Foundation, Inc.

//

// This file is part of the GNU ISO C++ Library.  This library is free

// software; you can redistribute it and/or modify it under the

// terms of the GNU General Public License as published by the

// Free Software Foundation; either version 3, or (at your option)

// any later version.

// This library is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

// Under Section 7 of GPL version 3, you are granted additional

// permissions described in the GCC Runtime Library Exception, version

// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and

// a copy of the GCC Runtime Library Exception along with this program;

// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

// .

/*

 *

 * Copyright (c) 1994

 * Hewlett-Packard Company

 *

 * Permission to use, copy, modify, distribute and sell this software

 * and its documentation for any purpose is hereby granted without fee,

 * provided that the above copyright notice appear in all copies and

 * that both that copyright notice and this permission notice appear

 * in supporting documentation.  Hewlett-Packard Company makes no

 * representations about the suitability of this software for any

 * purpose.  It is provided "as is" without express or implied warranty.

 *

 *

 * Copyright (c) 1996

 * Silicon Graphics Computer Systems, Inc.

 *

 * Permission to use, copy, modify, distribute and sell this software

 * and its documentation for any purpose is hereby granted without fee,

 * provided that the above copyright notice appear in all copies and

 * that both that copyright notice and this permission notice appear

 * in supporting documentation.  Silicon Graphics makes no

 * representations about the suitability of this  software for any

 * purpose.  It is provided "as is" without express or implied warranty.

 */

/** @file vector.tcc

 *  This is an internal header file, included by other library headers.

 *  You should not attempt to use it directly.

 */

#ifndef _VECTOR_TCC

#define _VECTOR_TCC 1

_GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)

  template

    void

    vector<_Tp, _Alloc>::

    reserve(size_type __n)

    {

      if (__n > this->max_size())

        __throw_length_error(__N("vector::reserve"));

      if (this->capacity() < __n)

        {

          const size_type __old_size = size();

          pointer __tmp = _M_allocate_and_copy(__n,

                 _GLIBCXX_MAKE_MOVE_ITERATOR(this->_M_impl._M_start),

                 _GLIBCXX_MAKE_MOVE_ITERATOR(this->_M_impl._M_finish));

          std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,

                        _M_get_Tp_allocator());

          _M_deallocate(this->_M_impl._M_start,

                        this->_M_impl._M_end_of_storage

                        - this->_M_impl._M_start);

          this->_M_impl._M_start = __tmp;

          this->_M_impl._M_finish = __tmp + __old_size;

          this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __n;

        }

    }

#ifdef __GXX_EXPERIMENTAL_CXX0X__

  template

    template

      void

      vector<_Tp, _Alloc>::

      emplace_back(_Args&&... __args)

      {

        if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage)

          {

            this->_M_impl.construct(this->_M_impl._M_finish,

                                    std::forward<_Args>(__args)...);

            ++this->_M_impl._M_finish;

          }

        else

          _M_insert_aux(end(), std::forward<_Args>(__args)...);

      }

#endif

  template

    typename vector<_Tp, _Alloc>::iterator

    vector<_Tp, _Alloc>::

    insert(iterator __position, const value_type& __x)

    {

      const size_type __n = __position - begin();

      if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage

          && __position == end())

        {

          this->_M_impl.construct(this->_M_impl._M_finish, __x);

          ++this->_M_impl._M_finish;

        }

      else

        {

#ifdef __GXX_EXPERIMENTAL_CXX0X__

          if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage)

            {

              _Tp __x_copy = __x;

              _M_insert_aux(__position, std::move(__x_copy));

            }

          else

#endif

            _M_insert_aux(__position, __x);

        }

      return iterator(this->_M_impl._M_start + __n);

    }

  template

    typename vector<_Tp, _Alloc>::iterator

    vector<_Tp, _Alloc>::

    erase(iterator __position)

    {

      if (__position + 1 != end())

        _GLIBCXX_MOVE3(__position + 1, end(), __position);

      --this->_M_impl._M_finish;

      this->_M_impl.destroy(this->_M_impl._M_finish);

      return __position;

    }

  template

    typename vector<_Tp, _Alloc>::iterator

    vector<_Tp, _Alloc>::

    erase(iterator __first, iterator __last)

    {

      if (__last != end())

        _GLIBCXX_MOVE3(__last, end(), __first);

      _M_erase_at_end(__first.base() + (end() - __last));

      return __first;

    }

  template

    vector<_Tp, _Alloc>&

    vector<_Tp, _Alloc>::

    operator=(const vector<_Tp, _Alloc>& __x)

    {

      if (&__x != this)

        {

          const size_type __xlen = __x.size();

          if (__xlen > capacity())

            {

              pointer __tmp = _M_allocate_and_copy(__xlen, __x.begin(),

                                                   __x.end());

              std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,

                            _M_get_Tp_allocator());

              _M_deallocate(this->_M_impl._M_start,

                            this->_M_impl._M_end_of_storage

                            - this->_M_impl._M_start);

              this->_M_impl._M_start = __tmp;

              this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __xlen;

            }

          else if (size() >= __xlen)

            {

              std::_Destroy(std::copy(__x.begin(), __x.end(), begin()),

                            end(), _M_get_Tp_allocator());

            }

          else

            {

              std::copy(__x._M_impl._M_start, __x._M_impl._M_start + size(),

                        this->_M_impl._M_start);

              std::__uninitialized_copy_a(__x._M_impl._M_start + size(),

                                          __x._M_impl._M_finish,

                                          this->_M_impl._M_finish,

                                          _M_get_Tp_allocator());

            }

          this->_M_impl._M_finish = this->_M_impl._M_start + __xlen;

        }

      return *this;

    }

  template

    void

    vector<_Tp, _Alloc>::

    _M_fill_assign(size_t __n, const value_type& __val)

    {

      if (__n > capacity())

        {

          vector __tmp(__n, __val, _M_get_Tp_allocator());

          __tmp.swap(*this);

        }

      else if (__n > size())

        {

          std::fill(begin(), end(), __val);

          std::__uninitialized_fill_n_a(this->_M_impl._M_finish,

                                        __n - size(), __val,

                                        _M_get_Tp_allocator());

          this->_M_impl._M_finish += __n - size();

        }

      else

        _M_erase_at_end(std::fill_n(this->_M_impl._M_start, __n, __val));

    }

  template

    template

      void

      vector<_Tp, _Alloc>::

      _M_assign_aux(_InputIterator __first, _InputIterator __last,

                    std::input_iterator_tag)

      {

        pointer __cur(this->_M_impl._M_start);

        for (; __first != __last && __cur != this->_M_impl._M_finish;

             ++__cur, ++__first)

          *__cur = *__first;

        if (__first == __last)

          _M_erase_at_end(__cur);

        else

          insert(end(), __first, __last);

      }

  template

    template

      void

      vector<_Tp, _Alloc>::

      _M_assign_aux(_ForwardIterator __first, _ForwardIterator __last,

                    std::forward_iterator_tag)

      {

        const size_type __len = std::distance(__first, __last);

        if (__len > capacity())

          {

            pointer __tmp(_M_allocate_and_copy(__len, __first, __last));

            std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,

                          _M_get_Tp_allocator());

            _M_deallocate(this->_M_impl._M_start,

                          this->_M_impl._M_end_of_storage

                          - this->_M_impl._M_start);

            this->_M_impl._M_start = __tmp;

            this->_M_impl._M_finish = this->_M_impl._M_start + __len;

            this->_M_impl._M_end_of_storage = this->_M_impl._M_finish;

          }

        else if (size() >= __len)

          _M_erase_at_end(std::copy(__first, __last, this->_M_impl._M_start));

        else

          {

            _ForwardIterator __mid = __first;

            std::advance(__mid, size());

            std::copy(__first, __mid, this->_M_impl._M_start);

            this->_M_impl._M_finish =

              std::__uninitialized_copy_a(__mid, __last,

                                          this->_M_impl._M_finish,

                                          _M_get_Tp_allocator());

          }

      }

#ifdef __GXX_EXPERIMENTAL_CXX0X__

  template

    template

      typename vector<_Tp, _Alloc>::iterator

      vector<_Tp, _Alloc>::

      emplace(iterator __position, _Args&&... __args)

      {

        const size_type __n = __position - begin();

        if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage

            && __position == end())

          {

            this->_M_impl.construct(this->_M_impl._M_finish,

                                    std::forward<_Args>(__args)...);

            ++this->_M_impl._M_finish;

          }

        else

          _M_insert_aux(__position, std::forward<_Args>(__args)...);

        return iterator(this->_M_impl._M_start + __n);

      }

  template

    template

      void

      vector<_Tp, _Alloc>::

      _M_insert_aux(iterator __position, _Args&&... __args)

#else

  template

    void

    vector<_Tp, _Alloc>::

    _M_insert_aux(iterator __position, const _Tp& __x)

#endif

    {

      if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage)

        {

          this->_M_impl.construct(this->_M_impl._M_finish,

                                  _GLIBCXX_MOVE(*(this->_M_impl._M_finish

                                                  - 1)));

          ++this->_M_impl._M_finish;

#ifndef __GXX_EXPERIMENTAL_CXX0X__

          _Tp __x_copy = __x;

#endif

          _GLIBCXX_MOVE_BACKWARD3(__position.base(),

                                  this->_M_impl._M_finish - 2,

                                  this->_M_impl._M_finish - 1);

#ifndef __GXX_EXPERIMENTAL_CXX0X__

          *__position = __x_copy;

#else

          *__position = _Tp(std::forward<_Args>(__args)...);

#endif

        }

      else

        {

          const size_type __len =

            _M_check_len(size_type(1), "vector::_M_insert_aux");

          const size_type __elems_before = __position - begin();

          pointer __new_start(this->_M_allocate(__len));

          pointer __new_finish(__new_start);

          __try

            {

              // The order of the three operations is dictated by the C++0x

              // case, where the moves could alter a new element belonging

              // to the existing vector.  This is an issue only for callers

              // taking the element by const lvalue ref (see 23.1/13).

              this->_M_impl.construct(__new_start + __elems_before,

#ifdef __GXX_EXPERIMENTAL_CXX0X__

                                      std::forward<_Args>(__args)...);

#else

                                      __x);

#endif

              __new_finish = 0;

              __new_finish =

                std::__uninitialized_move_a(this->_M_impl._M_start,

                                            __position.base(), __new_start,

                                            _M_get_Tp_allocator());

              ++__new_finish;

              __new_finish =

                std::__uninitialized_move_a(__position.base(),

                                            this->_M_impl._M_finish,

                                            __new_finish,

                                            _M_get_Tp_allocator());

            }

          __catch(...)

            {

              if (!__new_finish)

                this->_M_impl.destroy(__new_start + __elems_before);

              else

                std::_Destroy(__new_start, __new_finish, _M_get_Tp_allocator());

              _M_deallocate(__new_start, __len);

              __throw_exception_again;

            }

          std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,

                        _M_get_Tp_allocator());

          _M_deallocate(this->_M_impl._M_start,

                        this->_M_impl._M_end_of_storage

                        - this->_M_impl._M_start);

          this->_M_impl._M_start = __new_start;

          this->_M_impl._M_finish = __new_finish;

          this->_M_impl._M_end_of_storage = __new_start + __len;

        }

    }

  template

    void

    vector<_Tp, _Alloc>::

    _M_fill_insert(iterator __position, size_type __n, const value_type& __x)

    {

      if (__n != 0)

        {

          if (size_type(this->_M_impl._M_end_of_storage

                        - this->_M_impl._M_finish) >= __n)

            {

              value_type __x_copy = __x;

              const size_type __elems_after = end() - __position;

              pointer __old_finish(this->_M_impl._M_finish);

              if (__elems_after > __n)

                {

                  std::__uninitialized_move_a(this->_M_impl._M_finish - __n,

                                              this->_M_impl._M_finish,

                                              this->_M_impl._M_finish,

                                              _M_get_Tp_allocator());

                  this->_M_impl._M_finish += __n;

                  _GLIBCXX_MOVE_BACKWARD3(__position.base(),

                                          __old_finish - __n, __old_finish);

                  std::fill(__position.base(), __position.base() + __n,

                            __x_copy);

                }

              else

                {

                  std::__uninitialized_fill_n_a(this->_M_impl._M_finish,

                                                __n - __elems_after,

                                                __x_copy,

                                                _M_get_Tp_allocator());

                  this->_M_impl._M_finish += __n - __elems_after;

                  std::__uninitialized_move_a(__position.base(), __old_finish,

                                              this->_M_impl._M_finish,

                                              _M_get_Tp_allocator());

                  this->_M_impl._M_finish += __elems_after;

                  std::fill(__position.base(), __old_finish, __x_copy);

                }

            }

          else

            {

              const size_type __len =

                _M_check_len(__n, "vector::_M_fill_insert");

              const size_type __elems_before = __position - begin();

              pointer __new_start(this->_M_allocate(__len));

              pointer __new_finish(__new_start);

              __try

                {

                  // See _M_insert_aux above.

                  std::__uninitialized_fill_n_a(__new_start + __elems_before,

                                                __n, __x,

                                                _M_get_Tp_allocator());

                  __new_finish = 0;

                  __new_finish =

                    std::__uninitialized_move_a(this->_M_impl._M_start,

                                                __position.base(),

                                                __new_start,

                                                _M_get_Tp_allocator());

                  __new_finish += __n;

                  __new_finish =

                    std::__uninitialized_move_a(__position.base(),

                                                this->_M_impl._M_finish,

                                                __new_finish,

                                                _M_get_Tp_allocator());

                }

              __catch(...)

                {

                  if (!__new_finish)

                    std::_Destroy(__new_start + __elems_before,

                                  __new_start + __elems_before + __n,

                                  _M_get_Tp_allocator());

                  else

                    std::_Destroy(__new_start, __new_finish,

                                  _M_get_Tp_allocator());

                  _M_deallocate(__new_start, __len);

                  __throw_exception_again;

                }

              std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,

                            _M_get_Tp_allocator());

              _M_deallocate(this->_M_impl._M_start,

                            this->_M_impl._M_end_of_storage

                            - this->_M_impl._M_start);

              this->_M_impl._M_start = __new_start;

              this->_M_impl._M_finish = __new_finish;

              this->_M_impl._M_end_of_storage = __new_start + __len;

            }

        }

    }

  template

    template

      void

      vector<_Tp, _Alloc>::

      _M_range_insert(iterator __pos, _InputIterator __first,

                      _InputIterator __last, std::input_iterator_tag)

      {

        for (; __first != __last; ++__first)

          {

            __pos = insert(__pos, *__first);

            ++__pos;

          }

      }

  template

    template

      void

      vector<_Tp, _Alloc>::

      _M_range_insert(iterator __position, _ForwardIterator __first,

                      _ForwardIterator __last, std::forward_iterator_tag)

      {

        if (__first != __last)

          {

            const size_type __n = std::distance(__first, __last);

            if (size_type(this->_M_impl._M_end_of_storage

                          - this->_M_impl._M_finish) >= __n)

              {

                const size_type __elems_after = end() - __position;

                pointer __old_finish(this->_M_impl._M_finish);

                if (__elems_after > __n)

                  {

                    std::__uninitialized_move_a(this->_M_impl._M_finish - __n,

                                                this->_M_impl._M_finish,

                                                this->_M_impl._M_finish,

                                                _M_get_Tp_allocator());

                    this->_M_impl._M_finish += __n;

                    _GLIBCXX_MOVE_BACKWARD3(__position.base(),

                                            __old_finish - __n, __old_finish);

                    std::copy(__first, __last, __position);

                  }

                else

                  {

                    _ForwardIterator __mid = __first;

                    std::advance(__mid, __elems_after);

                    std::__uninitialized_copy_a(__mid, __last,

                                                this->_M_impl._M_finish,

                                                _M_get_Tp_allocator());

                    this->_M_impl._M_finish += __n - __elems_after;

                    std::__uninitialized_move_a(__position.base(),

                                                __old_finish,

                                                this->_M_impl._M_finish,

                                                _M_get_Tp_allocator());

                    this->_M_impl._M_finish += __elems_after;

                    std::copy(__first, __mid, __position);

                  }

              }

            else

              {

                const size_type __len =

                  _M_check_len(__n, "vector::_M_range_insert");

                pointer __new_start(this->_M_allocate(__len));

                pointer __new_finish(__new_start);

                __try

                  {

                    __new_finish =

                      std::__uninitialized_move_a(this->_M_impl._M_start,

                                                  __position.base(),

                                                  __new_start,

                                                  _M_get_Tp_allocator());

                    __new_finish =

                      std::__uninitialized_copy_a(__first, __last,

                                                  __new_finish,

                                                  _M_get_Tp_allocator());

                    __new_finish =

                      std::__uninitialized_move_a(__position.base(),

                                                  this->_M_impl._M_finish,

                                                  __new_finish,

                                                  _M_get_Tp_allocator());

                  }

                __catch(...)

                  {

                    std::_Destroy(__new_start, __new_finish,

                                  _M_get_Tp_allocator());

                    _M_deallocate(__new_start, __len);

                    __throw_exception_again;

                  }

                std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,

                              _M_get_Tp_allocator());

                _M_deallocate(this->_M_impl._M_start,

                              this->_M_impl._M_end_of_storage

                              - this->_M_impl._M_start);

                this->_M_impl._M_start = __new_start;

                this->_M_impl._M_finish = __new_finish;

                this->_M_impl._M_end_of_storage = __new_start + __len;

              }

          }

      }

  // vector

  template

    void

    vector::

    reserve(size_type __n)

    {

      if (__n > this->max_size())

        __throw_length_error(__N("vector::reserve"));

      if (this->capacity() < __n)

        {

          _Bit_type* __q = this->_M_allocate(__n);

          this->_M_impl._M_finish = _M_copy_aligned(begin(), end(),

                                                    iterator(__q, 0));

          this->_M_deallocate();

          this->_M_impl._M_start = iterator(__q, 0);

          this->_M_impl._M_end_of_storage = (__q + (__n + int(_S_word_bit) - 1)

                                             / int(_S_word_bit));

        }

    }

  template

    void

    vector::

    _M_fill_insert(iterator __position, size_type __n, bool __x)

    {

      if (__n == 0)

        return;

      if (capacity() - size() >= __n)

        {

          std::copy_backward(__position, end(),

                             this->_M_impl._M_finish + difference_type(__n));

          std::fill(__position, __position + difference_type(__n), __x);

          this->_M_impl._M_finish += difference_type(__n);

        }

      else

        {

          const size_type __len =

            _M_check_len(__n, "vector::_M_fill_insert");

          _Bit_type * __q = this->_M_allocate(__len);

          iterator __i = _M_copy_aligned(begin(), __position,

                                         iterator(__q, 0));

          std::fill(__i, __i + difference_type(__n), __x);

          this->_M_impl._M_finish = std::copy(__position, end(),

                                              __i + difference_type(__n));

          this->_M_deallocate();

          this->_M_impl._M_end_of_storage = (__q + ((__len

                                                     + int(_S_word_bit) - 1)

                                                    / int(_S_word_bit)));

          this->_M_impl._M_start = iterator(__q, 0);

        }

    }

  template

    template

      void

      vector::

      _M_insert_range(iterator __position, _ForwardIterator __first,

                      _ForwardIterator __last, std::forward_iterator_tag)

      {

        if (__first != __last)

          {

            size_type __n = std::distance(__first, __last);

            if (capacity() - size() >= __n)

              {

                std::copy_backward(__position, end(),

                                   this->_M_impl._M_finish

                                   + difference_type(__n));

                std::copy(__first, __last, __position);

                this->_M_impl._M_finish += difference_type(__n);

              }

            else

              {

                const size_type __len =

                  _M_check_len(__n, "vector::_M_insert_range");

                _Bit_type * __q = this->_M_allocate(__len);

                iterator __i = _M_copy_aligned(begin(), __position,

                                               iterator(__q, 0));

                __i = std::copy(__first, __last, __i);

                this->_M_impl._M_finish = std::copy(__position, end(), __i);

                this->_M_deallocate();

                this->_M_impl._M_end_of_storage = (__q

                                                   + ((__len

                                                       + int(_S_word_bit) - 1)

                                                      / int(_S_word_bit)));

                this->_M_impl._M_start = iterator(__q, 0);

              }

          }

      }

  template

    void

    vector::

    _M_insert_aux(iterator __position, bool __x)

    {

      if (this->_M_impl._M_finish._M_p != this->_M_impl._M_end_of_storage)

        {

          std::copy_backward(__position, this->_M_impl._M_finish,

                             this->_M_impl._M_finish + 1);

          *__position = __x;

          ++this->_M_impl._M_finish;

        }

      else

        {

          const size_type __len =

            _M_check_len(size_type(1), "vector::_M_insert_aux");

          _Bit_type * __q = this->_M_allocate(__len);

          iterator __i = _M_copy_aligned(begin(), __position,

                                         iterator(__q, 0));

          *__i++ = __x;

          this->_M_impl._M_finish = std::copy(__position, end(), __i);

          this->_M_deallocate();

          this->_M_impl._M_end_of_storage = (__q + ((__len

                                                     + int(_S_word_bit) - 1)

                                                    / int(_S_word_bit)));

          this->_M_impl._M_start = iterator(__q, 0);

        }

    }

_GLIBCXX_END_NESTED_NAMESPACE

#ifdef __GXX_EXPERIMENTAL_CXX0X__

_GLIBCXX_BEGIN_NAMESPACE(std)

  template

    size_t

    hash<_GLIBCXX_STD_D::vector>::

    operator()(const _GLIBCXX_STD_D::vector& __b) const

    {

      size_t __hash = 0;

      using _GLIBCXX_STD_D::_S_word_bit;

      using _GLIBCXX_STD_D::_Bit_type;

      const size_t __words = __b.size() / _S_word_bit;

      if (__words)

        {

          const size_t __clength = __words * sizeof(_Bit_type);

          __hash = std::_Fnv_hash::hash(__b._M_impl._M_start._M_p, __clength);

        }

      const size_t __extrabits = __b.size() % _S_word_bit;

      if (__extrabits)

        {

          _Bit_type __hiword = *__b._M_impl._M_finish._M_p;

          __hiword &= ~((~static_cast<_Bit_type>(0)) << __extrabits);

          const size_t __clength

            = (__extrabits + __CHAR_BIT__ - 1) / __CHAR_BIT__;

          if (__words)

            __hash = std::_Fnv_hash::hash(&__hiword, __clength, __hash);

          else

            __hash = std::_Fnv_hash::hash(&__hiword, __clength);

        }

      return __hash;

    }

_GLIBCXX_END_NAMESPACE

#endif // __GXX_EXPERIMENTAL_CXX0X__

#endif /* _VECTOR_TCC */