<h2>File Contents: //usr/include/c++/8/profile/vector</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='//usr/include/c++/8/profile/vector'><textarea name='file_content' rows='10' cols='50'>// Profiling vector implementation -*- C++ -*-

// Copyright (C) 2009-2018 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 along
// with this library; see the file COPYING3.  If not see
// &lt;http://www.gnu.org/licenses/&gt;.

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

#ifndef _GLIBCXX_PROFILE_VECTOR
#define _GLIBCXX_PROFILE_VECTOR 1

#include &lt;vector&gt;
#include &lt;utility&gt;
#include &lt;profile/base.h&gt;
#include &lt;profile/iterator_tracker.h&gt;

namespace std _GLIBCXX_VISIBILITY(default)
{
namespace __profile
{
  template&lt;typename _Vector&gt;
    class _Vector_profile_pre
    {
      _Vector&amp;
      _M_conjure()
      { return *static_cast&lt;_Vector*&gt;(this); }

    public:
#if __cplusplus &gt;= 201103L
      _Vector_profile_pre() = default;
      _Vector_profile_pre(const _Vector_profile_pre&amp;) = default;
      _Vector_profile_pre(_Vector_profile_pre&amp;&amp;) = default;

      _Vector_profile_pre&amp;
      operator=(const _Vector_profile_pre&amp;)
      { _M_conjure()._M_profile_destruct(); }

      _Vector_profile_pre&amp;
      operator=(_Vector_profile_pre&amp;&amp;) noexcept
      { _M_conjure()._M_profile_destruct(); }
#endif
    };

  template&lt;typename _Vector&gt;
    class _Vector_profile_post
    {
      _Vector&amp;
      _M_conjure()
      { return *static_cast&lt;_Vector*&gt;(this); }

    protected:
      __gnu_profile::__container_size_info* _M_size_info;
      __gnu_profile::__vector2list_info* _M_vect2list_info;

      _Vector_profile_post() _GLIBCXX_NOEXCEPT
      { _M_profile_construct(); }

#if __cplusplus &gt;= 201103L
      _Vector_profile_post(const _Vector_profile_post&amp;) noexcept
      : _Vector_profile_post() { }
      _Vector_profile_post(_Vector_profile_post&amp;&amp; __other) noexcept
      : _Vector_profile_post()
      { _M_swap(__other); }

      _Vector_profile_post&amp;
      operator=(const _Vector_profile_post&amp;) noexcept
      { _M_profile_construct(); }

      _Vector_profile_post&amp;
      operator=(_Vector_profile_post&amp;&amp; __other) noexcept
      {
	_M_swap(__other);
	__other._M_profile_construct();
      }
#endif

      ~_Vector_profile_post()
      { _M_conjure()._M_profile_destruct(); }

    public:
      void
      _M_profile_construct() _GLIBCXX_NOEXCEPT
      {
	_M_size_info =
	  __profcxx_vector_size_construct(_M_conjure().capacity());
	_M_vect2list_info = __profcxx_vector2list_construct();	
      }

      void
      _M_profile_destruct() _GLIBCXX_NOEXCEPT
      {
	__profcxx_vector2list_destruct(_M_vect2list_info);
	_M_vect2list_info = 0;
	__profcxx_vector_size_destruct(_M_size_info,
				       _M_conjure().capacity(),
				       _M_conjure().size());
	_M_size_info = 0;
      }

      void
      _M_swap(_Vector_profile_post&amp; __other) _GLIBCXX_NOEXCEPT
      {
	std::swap(_M_size_info, __other._M_size_info);
	std::swap(_M_vect2list_info, __other._M_vect2list_info);
      }
    };

  template&lt;typename _Tp,
	   typename _Allocator = std::allocator&lt;_Tp&gt; &gt;
    class vector
    : public _Vector_profile_pre&lt;vector&lt;_Tp, _Allocator&gt; &gt;,
      public _GLIBCXX_STD_C::vector&lt;_Tp, _Allocator&gt;,
      public _Vector_profile_post&lt;vector&lt;_Tp, _Allocator&gt; &gt;
    {
      typedef _GLIBCXX_STD_C::vector&lt;_Tp, _Allocator&gt;	_Base;

      typedef typename _Base::iterator			_Base_iterator;
      typedef typename _Base::const_iterator		_Base_const_iterator;

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

      typedef __iterator_tracker&lt;_Base_iterator, vector&gt;
							iterator;
      typedef __iterator_tracker&lt;_Base_const_iterator, vector&gt;
							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&lt;iterator&gt;		reverse_iterator;
      typedef std::reverse_iterator&lt;const_iterator&gt;	const_reverse_iterator;

      _Base&amp;
      _M_base() _GLIBCXX_NOEXCEPT	{ return *this; }

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

      // 23.2.4.1 construct/copy/destroy:

#if __cplusplus &lt; 201103L
      vector()
      { }

      vector(const vector&amp; __x)
      : _Base(__x) { }
#else
      vector() = default;
      vector(const vector&amp;) = default;
      vector(vector&amp;&amp;) = default;
#endif

      explicit
      vector(const _Allocator&amp; __a) _GLIBCXX_NOEXCEPT
      : _Base(__a) { }

#if __cplusplus &gt;= 201103L
      explicit
      vector(size_type __n, const _Allocator&amp; __a = _Allocator())
      : _Base(__n, __a) { }

      vector(size_type __n, const _Tp&amp; __value,
	     const _Allocator&amp; __a = _Allocator())
      : _Base(__n, __value, __a) { }
#else
      explicit
      vector(size_type __n, const _Tp&amp; __value = _Tp(),
	     const _Allocator&amp; __a = _Allocator())
      : _Base(__n, __value, __a) { }
#endif

#if __cplusplus &gt;= 201103L
      template&lt;typename _InputIterator,
	       typename = std::_RequireInputIter&lt;_InputIterator&gt;&gt;
#else
      template&lt;typename _InputIterator&gt;
#endif
	vector(_InputIterator __first, _InputIterator __last,
	       const _Allocator&amp; __a = _Allocator())
	: _Base(__first, __last, __a) { }

      /// Construction from a normal-mode vector
      vector(const _Base&amp; __x)
      : _Base(__x) { }

#if __cplusplus &gt;= 201103L
      vector(const _Base&amp; __x, const _Allocator&amp; __a)
      : _Base(__x, __a) { }

      vector(vector&amp;&amp; __x, const _Allocator&amp; __a)
      : _Base(std::move(__x), __a) { }

      vector(initializer_list&lt;value_type&gt; __l,
	     const allocator_type&amp; __a = allocator_type())
      : _Base(__l, __a) { }
#endif

#if __cplusplus &lt; 201103L
      vector&amp;
      operator=(const vector&amp; __x)
      {
	this-&gt;_M_profile_destruct();
	_M_base() = __x;
	this-&gt;_M_profile_construct();
	return *this;
      }
#else
      vector&amp;
      operator=(const vector&amp;) = default;

      vector&amp;
      operator=(vector&amp;&amp;) = default;

      vector&amp;
      operator=(initializer_list&lt;value_type&gt; __l)
      {
	this-&gt;_M_profile_destruct();
	_M_base() = __l;
	this-&gt;_M_profile_construct();
	return *this;
      }
#endif

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

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

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

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

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

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

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

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

#if __cplusplus &gt;= 201103L
      const_iterator
      cbegin() const noexcept
      { return const_iterator(_Base::begin(), this); }

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

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

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

      // 23.2.4.2 capacity:

#if __cplusplus &gt;= 201103L
      void
      resize(size_type __sz)
      {
	__profcxx_vector2list_invalid_operator(this-&gt;_M_vect2list_info);
	_M_profile_resize(this-&gt;capacity(), __sz);
	_Base::resize(__sz);
      }

      void
      resize(size_type __sz, const _Tp&amp; __c)
      {
	__profcxx_vector2list_invalid_operator(this-&gt;_M_vect2list_info);
	_M_profile_resize(this-&gt;capacity(), __sz);
	_Base::resize(__sz, __c);
      }
#else
      void
      resize(size_type __sz, _Tp __c = _Tp())
      {
	__profcxx_vector2list_invalid_operator(this-&gt;_M_vect2list_info);
	_M_profile_resize(this-&gt;capacity(), __sz);
	_Base::resize(__sz, __c);
      }
#endif

      // element access:
      reference
      operator[](size_type __n) _GLIBCXX_NOEXCEPT
      {
	__profcxx_vector2list_invalid_operator(this-&gt;_M_vect2list_info);
	return _M_base()[__n];
      }
      const_reference
      operator[](size_type __n) const _GLIBCXX_NOEXCEPT
      {
	__profcxx_vector2list_invalid_operator(this-&gt;_M_vect2list_info);
	return _M_base()[__n];
      }

      // 23.2.4.3 modifiers:
      void
      push_back(const _Tp&amp; __x)
      {
	size_type __old_size = this-&gt;capacity();
	_Base::push_back(__x);
	_M_profile_resize(__old_size, this-&gt;capacity());
      }

#if __cplusplus &gt;= 201103L
      void
      push_back(_Tp&amp;&amp; __x)
      {
	size_type __old_size = this-&gt;capacity();
	_Base::push_back(std::move(__x));
	_M_profile_resize(__old_size, this-&gt;capacity());
      }

#endif

      iterator
#if __cplusplus &gt;= 201103L
      insert(const_iterator __pos, const _Tp&amp; __x)
#else
      insert(iterator __pos, const _Tp&amp; __x)
#endif
      {
	__profcxx_vector2list_insert(this-&gt;_M_vect2list_info,
				     __pos.base() - _Base::begin(),
				     this-&gt;size());
	size_type __old_size = this-&gt;capacity();
	_Base_iterator __res = _Base::insert(__pos.base(), __x);
	_M_profile_resize(__old_size, this-&gt;capacity());
	return iterator(__res, this);
      }

#if __cplusplus &gt;= 201103L
      iterator
      insert(const_iterator __pos, _Tp&amp;&amp; __x)
      {
	__profcxx_vector2list_insert(this-&gt;_M_vect2list_info,
				     __pos.base() - _Base::cbegin(),
				     this-&gt;size());
	size_type __old_size = this-&gt;capacity();
	_Base_iterator __res = _Base::insert(__pos.base(), __x);
	_M_profile_resize(__old_size, this-&gt;capacity());
	return iterator(__res, this);
      }

      template&lt;typename... _Args&gt;
	iterator
	emplace(const_iterator __pos, _Args&amp;&amp;... __args)
	{
	  _Base_iterator __res = _Base::emplace(__pos.base(),
						std::forward&lt;_Args&gt;(__args)...);
	  return iterator(__res, this);
	}

      iterator
      insert(const_iterator __pos, initializer_list&lt;value_type&gt; __l)
      { return this-&gt;insert(__pos, __l.begin(), __l.end()); }
#endif

      void
      swap(vector&amp; __x)
#if __cplusplus &gt;= 201103L
	noexcept( noexcept(declval&lt;_Base&gt;().swap(__x)) )
#endif
      {
	_Base::swap(__x);
	this-&gt;_M_swap(__x);
      }

#if __cplusplus &gt;= 201103L
      iterator
      insert(const_iterator __pos, size_type __n, const _Tp&amp; __x)
      {
	__profcxx_vector2list_insert(this-&gt;_M_vect2list_info,
				     __pos.base() - _Base::cbegin(),
				     this-&gt;size());
	size_type __old_size = this-&gt;capacity();
	_Base_iterator __res = _Base::insert(__pos, __n, __x);
	_M_profile_resize(__old_size, this-&gt;capacity());
	return iterator(__res, this);
      }
#else
      void
      insert(iterator __pos, size_type __n, const _Tp&amp; __x)
      {
	__profcxx_vector2list_insert(this-&gt;_M_vect2list_info,
				     __pos.base() - _Base::begin(),
				     this-&gt;size());
	size_type __old_size = this-&gt;capacity();
	_Base::insert(__pos, __n, __x);
	_M_profile_resize(__old_size, this-&gt;capacity());
      }
#endif

#if __cplusplus &gt;= 201103L
      template&lt;typename _InputIterator,
	       typename = std::_RequireInputIter&lt;_InputIterator&gt;&gt;
	iterator
	insert(const_iterator __pos,
	       _InputIterator __first, _InputIterator __last)
	{
	  __profcxx_vector2list_insert(this-&gt;_M_vect2list_info,
				       __pos.base() - _Base::cbegin(),
				       this-&gt;size());
	  size_type __old_size = this-&gt;capacity();
	  _Base_iterator __res = _Base::insert(__pos, __first, __last);
	  _M_profile_resize(__old_size, this-&gt;capacity());
	  return iterator(__res, this);
	}
#else
      template&lt;typename _InputIterator&gt;
	void
	insert(iterator __pos,
	       _InputIterator __first, _InputIterator __last)
	{
	  __profcxx_vector2list_insert(this-&gt;_M_vect2list_info,
				       __pos.base() - _Base::begin(),
				       this-&gt;size());
	  size_type __old_size = this-&gt;capacity();
	  _Base::insert(__pos, __first, __last);
	  _M_profile_resize(__old_size, this-&gt;capacity());
	}
#endif

      iterator
#if __cplusplus &gt;= 201103L
      erase(const_iterator __pos)
#else
      erase(iterator __pos)	
#endif
      { return iterator(_Base::erase(__pos.base()), this); }

      iterator
#if __cplusplus &gt;= 201103L
      erase(const_iterator __first, const_iterator __last)
#else
      erase(iterator __first, iterator __last)
#endif
      { return iterator(_Base::erase(__first.base(), __last.base()), this); }

      void
      clear() _GLIBCXX_NOEXCEPT
      {
	this-&gt;_M_profile_destruct();
	_Base::clear();
	this-&gt;_M_profile_construct();
      }

      inline void
      _M_profile_iterate(int __rewind = 0) const
      { __profcxx_vector2list_iterate(this-&gt;_M_vect2list_info, __rewind); }

    private:
      void _M_profile_resize(size_type __old_size, size_type __new_size)
      {
	if (__old_size &lt; __new_size)
	  {
	    __profcxx_vector_size_resize(this-&gt;_M_size_info,
					 this-&gt;size(), __new_size);
	    __profcxx_vector2list_resize(this-&gt;_M_vect2list_info,
					 this-&gt;size(), __new_size);
	  }
      }
    };

  template&lt;typename _Tp, typename _Alloc&gt;
    inline bool
    operator==(const vector&lt;_Tp, _Alloc&gt;&amp; __lhs,
	       const vector&lt;_Tp, _Alloc&gt;&amp; __rhs)
    { return __lhs._M_base() == __rhs._M_base(); }

  template&lt;typename _Tp, typename _Alloc&gt;
    inline bool
    operator!=(const vector&lt;_Tp, _Alloc&gt;&amp; __lhs,
	       const vector&lt;_Tp, _Alloc&gt;&amp; __rhs)
    { return __lhs._M_base() != __rhs._M_base(); }

  template&lt;typename _Tp, typename _Alloc&gt;
    inline bool
    operator&lt;(const vector&lt;_Tp, _Alloc&gt;&amp; __lhs,
	      const vector&lt;_Tp, _Alloc&gt;&amp; __rhs)
    { return __lhs._M_base() &lt; __rhs._M_base(); }

  template&lt;typename _Tp, typename _Alloc&gt;
    inline bool
    operator&lt;=(const vector&lt;_Tp, _Alloc&gt;&amp; __lhs,
	       const vector&lt;_Tp, _Alloc&gt;&amp; __rhs)
    { return __lhs._M_base() &lt;= __rhs._M_base(); }

  template&lt;typename _Tp, typename _Alloc&gt;
    inline bool
    operator&gt;=(const vector&lt;_Tp, _Alloc&gt;&amp; __lhs,
	       const vector&lt;_Tp, _Alloc&gt;&amp; __rhs)
    { return __lhs._M_base() &gt;= __rhs._M_base(); }

  template&lt;typename _Tp, typename _Alloc&gt;
    inline bool
    operator&gt;(const vector&lt;_Tp, _Alloc&gt;&amp; __lhs,
	      const vector&lt;_Tp, _Alloc&gt;&amp; __rhs)
    { return __lhs._M_base() &gt; __rhs._M_base(); }

  template&lt;typename _Tp, typename _Alloc&gt;
    inline void
    swap(vector&lt;_Tp, _Alloc&gt;&amp; __lhs, vector&lt;_Tp, _Alloc&gt;&amp; __rhs)
    _GLIBCXX_NOEXCEPT_IF(noexcept(__lhs.swap(__rhs)))
    { __lhs.swap(__rhs); }

} // namespace __profile

#if __cplusplus &gt;= 201103L
  // DR 1182.
  /// std::hash specialization for vector&lt;bool&gt;.
  template&lt;typename _Alloc&gt;
    struct hash&lt;__profile::vector&lt;bool, _Alloc&gt;&gt;
    : public __hash_base&lt;size_t, __profile::vector&lt;bool, _Alloc&gt;&gt;
    {
      size_t
      operator()(const __profile::vector&lt;bool, _Alloc&gt;&amp; __b) const noexcept
      {
	return std::hash&lt;_GLIBCXX_STD_C::vector&lt;bool, _Alloc&gt;&gt;()(__b._M_base());
      }
    };
#endif

} // namespace std

#endif
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