<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.13"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>libstdc++: stl_pair.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
$(document).ready(initResizable);
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">libstdc++
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.13 -->
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
$(document).ready(function(){initNavTree('a00527_source.html','');});
</script>
<div id="doc-content">
<div class="header">
<div class="headertitle">
<div class="title">stl_pair.h</div> </div>
</div><!--header-->
<div class="contents">
<a href="a00527.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Pair implementation -*- C++ -*-</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Copyright (C) 2001-2015 Free Software Foundation, Inc.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// This file is part of the GNU ISO C++ Library. This library is free</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// software; you can redistribute it and/or modify it under the</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// terms of the GNU General Public License as published by the</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Free Software Foundation; either version 3, or (at your option)</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// any later version.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// This library is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// GNU General Public License for more details.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// Under Section 7 of GPL version 3, you are granted additional</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// permissions described in the GCC Runtime Library Exception, version</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// 3.1, as published by the Free Software Foundation.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// You should have received a copy of the GNU General Public License and</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// a copy of the GCC Runtime Library Exception along with this program;</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// <http://www.gnu.org/licenses/>.</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/*</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> *</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * Copyright (c) 1994</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * Hewlett-Packard Company</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> *</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * Permission to use, copy, modify, distribute and sell this software</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * and its documentation for any purpose is hereby granted without fee,</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * provided that the above copyright notice appear in all copies and</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> * that both that copyright notice and this permission notice appear</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> * in supporting documentation. Hewlett-Packard Company makes no</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> * representations about the suitability of this software for any</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> * purpose. It is provided "as is" without express or implied warranty.</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> *</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> *</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * Copyright (c) 1996,1997</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * Silicon Graphics Computer Systems, Inc.</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> *</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> * Permission to use, copy, modify, distribute and sell this software</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> * and its documentation for any purpose is hereby granted without fee,</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> * provided that the above copyright notice appear in all copies and</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * that both that copyright notice and this permission notice appear</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> * in supporting documentation. Silicon Graphics makes no</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * representations about the suitability of this software for any</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * purpose. It is provided "as is" without express or implied warranty.</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> */</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"></span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">/** @file bits/stl_pair.h</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * This is an internal header file, included by other library headers.</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * Do not attempt to use it directly. @headername{utility}</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> */</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#ifndef _STL_PAIR_H</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#define _STL_PAIR_H 1</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#include <<a class="code" href="a00395.html">bits/move.h</a>></span> <span class="comment">// for std::move / std::forward, and std::swap</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#if __cplusplus >= 201103L</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#include <<a class="code" href="a00161.html">type_traits</a>></span> <span class="comment">// for std::__decay_and_strip too</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">namespace </span><a class="code" href="a01487.html">std</a> _GLIBCXX_VISIBILITY(default)</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> {</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> _GLIBCXX_BEGIN_NAMESPACE_VERSION</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"></span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"> /**</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> * @addtogroup utilities</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> * @{</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> */</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#if __cplusplus >= 201103L</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> /// piecewise_construct_t</span></div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="a06685.html"> 76</a></span> <span class="comment"></span> <span class="keyword">struct </span><a class="code" href="a06685.html">piecewise_construct_t</a> { };</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"></span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> /// piecewise_construct</span></div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="a01431.html#ga9251cc200339814c062d2bda48994255"> 79</a></span> <span class="comment"></span> constexpr <a class="code" href="a06685.html">piecewise_construct_t</a> <a class="code" href="a01431.html#ga9251cc200339814c062d2bda48994255">piecewise_construct</a> = <a class="code" href="a06685.html">piecewise_construct_t</a>();</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">// Forward declarations.</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">template</span><<span class="keyword">typename</span>...></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">class </span><a class="code" href="a03329.html">tuple</a>;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">template</span><std::size_t...></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">struct </span>_Index_tuple;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"></span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"> /**</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> * @brief Struct holding two objects of arbitrary type.</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> *</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> * @tparam _T1 Type of first object.</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> * @tparam _T2 Type of second object.</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"> */</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="a06689.html"> 96</a></span>  <span class="keyword">struct </span><a class="code" href="a06689.html">pair</a></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  {</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">typedef</span> _T1 first_type; <span class="comment">/// @c first_type is the first bound type</span></div><div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="a06689.html#a6d205c1eab800cb27d82060d11d531a3"> 99</a></span> <span class="comment"></span> <span class="keyword">typedef</span> _T2 <a class="code" href="a06689.html#a6d205c1eab800cb27d82060d11d531a3">second_type</a>; <span class="comment">/// @c second_type is the second bound type</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"></span></div><div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="a06689.html#a198b03cffc037835dc1dc01c926ce251"> 101</a></span>  _T1 <a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>; <span class="comment">/// @c first is a copy of the first object</span></div><div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="a06689.html#a91179413226db12e66346d3673b7835f"> 102</a></span> <span class="comment"></span> _T2 <a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>; <span class="comment">/// @c second is a copy of the second object</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"></span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// 265. std::pair::pair() effects overly restrictive</span><span class="comment"></span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"> /** The default constructor creates @c first and @c second using their</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> * respective default constructors. */</span></div><div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="a06689.html#a79bb1a193a2b60cc58921de917a04ac5"> 108</a></span>  _GLIBCXX_CONSTEXPR <a class="code" href="a06689.html#a79bb1a193a2b60cc58921de917a04ac5">pair</a>()</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  : first(), second() { }</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"></span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> /** Two objects may be passed to a @c pair constructor to be copied. */</span></div><div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="a06689.html#a7461dfa34c324721fbc9d786a29f6721"> 112</a></span>  _GLIBCXX_CONSTEXPR <a class="code" href="a06689.html#a7461dfa34c324721fbc9d786a29f6721">pair</a>(<span class="keyword">const</span> _T1& __a, <span class="keyword">const</span> _T2& __b)</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  : first(__a), second(__b) { }</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"></span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> /** There is also a templated copy ctor for the @c pair class itself. */</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor">#if __cplusplus < 201103L</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">template</span><<span class="keyword">class</span> _U1, <span class="keyword">class</span> _U2></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <a class="code" href="a06689.html">pair</a>(<span class="keyword">const</span> <a class="code" href="a06689.html">pair<_U1, _U2></a>& __p)</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  : first(__p.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>), second(__p.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>) { }</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">template</span><<span class="keyword">class </span>_U1, <span class="keyword">class </span>_U2, <span class="keyword">class </span>= <span class="keyword">typename</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  enable_if<__and_<is_convertible<const _U1&, _T1>,</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  is_convertible<const _U2&, _T2>>::value>::type></div><div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="a06689.html#aa6a6061b4e85a7436f647991330588f9"> 124</a></span>  constexpr <a class="code" href="a06689.html#aa6a6061b4e85a7436f647991330588f9">pair</a>(<span class="keyword">const</span> <a class="code" href="a06689.html">pair<_U1, _U2></a>& __p)</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  : first(__p.first), second(__p.second) { }</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  constexpr <a class="code" href="a06689.html">pair</a>(<span class="keyword">const</span> <a class="code" href="a06689.html">pair</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  constexpr <a class="code" href="a06689.html">pair</a>(<a class="code" href="a06689.html">pair</a>&&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// DR 811.</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">template</span><<span class="keyword">class </span>_U1, <span class="keyword">class </span>= <span class="keyword">typename</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  enable_if<is_convertible<_U1, _T1>::value>::type></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  constexpr <a class="code" href="a06689.html">pair</a>(_U1&& __x, <span class="keyword">const</span> _T2& __y)</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  : first(std::forward<_U1>(__x)), second(__y) { }</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">template</span><<span class="keyword">class </span>_U2, <span class="keyword">class </span>= <span class="keyword">typename</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  enable_if<is_convertible<_U2, _T2>::value>::type></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  constexpr pair(<span class="keyword">const</span> _T1& __x, _U2&& __y)</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  : first(__x), second(std::forward<_U2>(__y)) { }</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">template</span><<span class="keyword">class </span>_U1, <span class="keyword">class </span>_U2, <span class="keyword">class </span>= <span class="keyword">typename</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  enable_if<__and_<is_convertible<_U1, _T1>,</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  is_convertible<_U2, _T2>>::value>::type></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  constexpr pair(_U1&& __x, _U2&& __y)</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">template</span><<span class="keyword">class </span>_U1, <span class="keyword">class </span>_U2, <span class="keyword">class </span>= <span class="keyword">typename</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  enable_if<__and_<is_convertible<_U1, _T1>,</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  is_convertible<_U2, _T2>>::value>::type></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  constexpr pair(<a class="code" href="a06689.html">pair<_U1, _U2></a>&& __p)</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  : first(std::forward<_U1>(__p.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>)),</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  second(std::forward<_U2>(__p.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>)) { }</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">template</span><<span class="keyword">typename</span>... _Args1, <span class="keyword">typename</span>... _Args2></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  pair(<a class="code" href="a06685.html">piecewise_construct_t</a>, <a class="code" href="a03329.html">tuple<_Args1...></a>, <a class="code" href="a03329.html">tuple<_Args2...></a>);</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  pair&</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  operator=(<span class="keyword">const</span> pair& __p)</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  first = __p.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  second = __p.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  pair&</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  operator=(pair&& __p)</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  noexcept(__and_<is_nothrow_move_assignable<_T1>,</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  is_nothrow_move_assignable<_T2>>::value)</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  {</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  first = std::forward<first_type>(__p.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>);</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  second = std::forward<second_type>(__p.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>);</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">template</span><<span class="keyword">class</span> _U1, <span class="keyword">class</span> _U2></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  pair&</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  operator=(<span class="keyword">const</span> <a class="code" href="a06689.html">pair<_U1, _U2></a>& __p)</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  {</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  first = __p.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  second = __p.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>;</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keyword">template</span><<span class="keyword">class</span> _U1, <span class="keyword">class</span> _U2></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  pair&</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  operator=(<a class="code" href="a06689.html">pair<_U1, _U2></a>&& __p)</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  {</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  first = std::forward<_U1>(__p.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>);</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  second = std::forward<_U2>(__p.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>);</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  }</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  swap(pair& __p)</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  noexcept(noexcept(swap(first, __p.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>))</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  && noexcept(swap(second, __p.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>)))</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  {</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keyword">using</span> std::swap;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  swap(first, __p.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a>);</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  swap(second, __p.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keyword">template</span><<span class="keyword">typename</span>... _Args1, std::size_t... _Indexes1,</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keyword">typename</span>... _Args2, std::size_t... _Indexes2></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  pair(<a class="code" href="a03329.html">tuple<_Args1...></a>&, <a class="code" href="a03329.html">tuple<_Args2...></a>&,</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  };</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment"></span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment"> /// Two pairs of the same type are equal iff their members are equal.</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keyword">inline</span> _GLIBCXX_CONSTEXPR <span class="keywordtype">bool</span></div><div class="line"><a name="l00214"></a><span class="lineno"><a class="line" href="a01431.html#ga5559f33b5ba6dbf83e961888d324dd40"> 214</a></span>  operator==(<span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __x, <span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __y)</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  { <span class="keywordflow">return</span> __x.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a> == __y.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a> && __x.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a> == __y.<a class="code" href="a06689.html#a91179413226db12e66346d3673b7835f">second</a>; }</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment"></span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment"> /// <http://gcc.gnu.org/onlinedocs/libstdc++/manual/utilities.html></span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">inline</span> _GLIBCXX_CONSTEXPR <span class="keywordtype">bool</span></div><div class="line"><a name="l00220"></a><span class="lineno"><a class="line" href="a01431.html#ga69e152dbea8e3ca77b307634084fb164"> 220</a></span>  operator<(const pair<_T1, _T2>& __x, <span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __y)</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  { <span class="keywordflow">return</span> __x.<a class="code" href="a06689.html#a198b03cffc037835dc1dc01c926ce251">first</a> < __y.first</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  || (!(__y.first < __x.first) && __x.second < __y.second); }</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="comment"></span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment"> /// Uses @c operator== to find the result.</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keyword">inline</span> _GLIBCXX_CONSTEXPR <span class="keywordtype">bool</span></div><div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="a01431.html#ga226dae1d9406b9c3804f20d31c15e21a"> 227</a></span>  operator!=(<span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __x, <span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __y)</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  { <span class="keywordflow">return</span> !(__x == __y); }</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="comment"></span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="comment"> /// Uses @c operator< to find the result.</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keyword">inline</span> _GLIBCXX_CONSTEXPR <span class="keywordtype">bool</span></div><div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="a01431.html#ga00de6fe7684f71fc08bad81b4bc65c52"> 233</a></span>  operator>(<span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __x, <span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __y)</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  { <span class="keywordflow">return</span> __y < __x; }</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment"></span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment"> /// Uses @c operator< to find the result.</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keyword">inline</span> _GLIBCXX_CONSTEXPR <span class="keywordtype">bool</span></div><div class="line"><a name="l00239"></a><span class="lineno"><a class="line" href="a01431.html#ga9e2bd7d69af9d03b7df4858595a3202e"> 239</a></span>  operator<=(const pair<_T1, _T2>& __x, <span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __y)</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  { <span class="keywordflow">return</span> !(__y < __x); }</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment"></span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment"> /// Uses @c operator< to find the result.</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keyword">inline</span> _GLIBCXX_CONSTEXPR <span class="keywordtype">bool</span></div><div class="line"><a name="l00245"></a><span class="lineno"><a class="line" href="a01431.html#ga4abfa75dbeb7ee6922ab97aaaba57d47"> 245</a></span>  operator>=(<span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __x, <span class="keyword">const</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>& __y)</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  { <span class="keywordflow">return</span> !(__x < __y); }</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="preprocessor">#if __cplusplus >= 201103L</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="comment"> /// See std::pair::swap().</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="comment"></span> <span class="comment">// Note: no std::swap overloads in C++03 mode, this has performance</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">// implications, see, eg, libstdc++/38466.</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00254"></a><span class="lineno"><a class="line" href="a01431.html#gabdf1ebfbc86faa406bad00df93ae6145"> 254</a></span>  swap(<a class="code" href="a06689.html">pair<_T1, _T2></a>& __x, <a class="code" href="a06689.html">pair<_T1, _T2></a>& __y)</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  noexcept(noexcept(__x.swap(__y)))</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  { __x.swap(__y); }</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="comment"></span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="comment"> /**</span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment"> * @brief A convenience wrapper for creating a pair from two objects.</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment"> * @param __x The first object.</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment"> * @param __y The second object.</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment"> * @return A newly-constructed pair<> object of the appropriate type.</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="comment"> *</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="comment"> * The standard requires that the objects be passed by reference-to-const,</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="comment"> * but LWG issue #181 says they should be passed by const value. We follow</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="comment"> * the LWG by default.</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="comment"> */</span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">// 181. make_pair() unintended behavior</span></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="preprocessor">#if __cplusplus >= 201103L</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="comment">// NB: DR 706.</span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  constexpr <a class="code" href="a06689.html">pair<typename __decay_and_strip<_T1>::__type</a>,</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keyword">typename</span> __decay_and_strip<_T2>::__type></div><div class="line"><a name="l00276"></a><span class="lineno"><a class="line" href="a01431.html#ga0409e288f07b697cb6885d1002df0bd6"> 276</a></span>  <a class="code" href="a01431.html#ga0409e288f07b697cb6885d1002df0bd6">make_pair</a>(_T1&& __x, _T2&& __y)</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  {</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __decay_and_strip<_T1>::__type __ds_type1;</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __decay_and_strip<_T2>::__type __ds_type2;</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keyword">typedef</span> <a class="code" href="a06689.html">pair<__ds_type1, __ds_type2></a> __pair_type;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">return</span> __pair_type(std::forward<_T1>(__x), std::forward<_T2>(__y));</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  }</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keyword">template</span><<span class="keyword">class</span> _T1, <span class="keyword">class</span> _T2></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keyword">inline</span> <a class="code" href="a06689.html">pair<_T1, _T2></a></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <a class="code" href="a01431.html#ga0409e288f07b697cb6885d1002df0bd6">make_pair</a>(_T1 __x, _T2 __y)</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  { <span class="keywordflow">return</span> <a class="code" href="a06689.html">pair<_T1, _T2></a>(__x, __y); }</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment"></span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment"> /// @}</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment"></span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> _GLIBCXX_END_NAMESPACE_VERSION</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> } <span class="comment">// namespace std</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> </div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="preprocessor">#endif </span><span class="comment">/* _STL_PAIR_H */</span><span class="preprocessor"></span></div><div class="ttc" id="a06689_html_a7461dfa34c324721fbc9d786a29f6721"><div class="ttname"><a href="a06689.html#a7461dfa34c324721fbc9d786a29f6721">std::pair::pair</a></div><div class="ttdeci">constexpr pair(const _T1 &__a, const _T2 &__b)</div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00112">stl_pair.h:112</a></div></div>
<div class="ttc" id="a06689_html_a91179413226db12e66346d3673b7835f"><div class="ttname"><a href="a06689.html#a91179413226db12e66346d3673b7835f">std::pair::second</a></div><div class="ttdeci">_T2 second</div><div class="ttdoc">first is a copy of the first object </div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00102">stl_pair.h:102</a></div></div>
<div class="ttc" id="a00161_html"><div class="ttname"><a href="a00161.html">type_traits</a></div></div>
<div class="ttc" id="a06689_html_a6d205c1eab800cb27d82060d11d531a3"><div class="ttname"><a href="a06689.html#a6d205c1eab800cb27d82060d11d531a3">std::pair::second_type</a></div><div class="ttdeci">_T2 second_type</div><div class="ttdoc">first_type is the first bound type </div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00099">stl_pair.h:99</a></div></div>
<div class="ttc" id="a06689_html_a79bb1a193a2b60cc58921de917a04ac5"><div class="ttname"><a href="a06689.html#a79bb1a193a2b60cc58921de917a04ac5">std::pair::pair</a></div><div class="ttdeci">constexpr pair()</div><div class="ttdoc">second is a copy of the second object </div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00108">stl_pair.h:108</a></div></div>
<div class="ttc" id="a00395_html"><div class="ttname"><a href="a00395.html">move.h</a></div></div>
<div class="ttc" id="a01487_html"><div class="ttname"><a href="a01487.html">std</a></div><div class="ttdoc">ISO C++ entities toplevel namespace is std. </div></div>
<div class="ttc" id="a03329_html"><div class="ttname"><a href="a03329.html">std::tuple</a></div><div class="ttdoc">Primary class template, tuple. </div><div class="ttdef"><b>Definition:</b> <a href="a00155_source.html#l00463">tuple:463</a></div></div>
<div class="ttc" id="a06689_html_aa6a6061b4e85a7436f647991330588f9"><div class="ttname"><a href="a06689.html#aa6a6061b4e85a7436f647991330588f9">std::pair::pair</a></div><div class="ttdeci">constexpr pair(const pair< _U1, _U2 > &__p)</div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00124">stl_pair.h:124</a></div></div>
<div class="ttc" id="a01431_html_ga9251cc200339814c062d2bda48994255"><div class="ttname"><a href="a01431.html#ga9251cc200339814c062d2bda48994255">std::piecewise_construct</a></div><div class="ttdeci">constexpr piecewise_construct_t piecewise_construct</div><div class="ttdoc">piecewise_construct </div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00079">stl_pair.h:79</a></div></div>
<div class="ttc" id="a06689_html"><div class="ttname"><a href="a06689.html">std::pair</a></div><div class="ttdoc">Struct holding two objects of arbitrary type. </div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00096">stl_pair.h:96</a></div></div>
<div class="ttc" id="a06685_html"><div class="ttname"><a href="a06685.html">std::piecewise_construct_t</a></div><div class="ttdoc">piecewise_construct_t </div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00076">stl_pair.h:76</a></div></div>
<div class="ttc" id="a01431_html_ga0409e288f07b697cb6885d1002df0bd6"><div class="ttname"><a href="a01431.html#ga0409e288f07b697cb6885d1002df0bd6">std::make_pair</a></div><div class="ttdeci">constexpr pair< typename __decay_and_strip< _T1 >::__type, typename __decay_and_strip< _T2 >::__type > make_pair(_T1 &&__x, _T2 &&__y)</div><div class="ttdoc">A convenience wrapper for creating a pair from two objects. </div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00276">stl_pair.h:276</a></div></div>
<div class="ttc" id="a06689_html_a198b03cffc037835dc1dc01c926ce251"><div class="ttname"><a href="a06689.html#a198b03cffc037835dc1dc01c926ce251">std::pair::first</a></div><div class="ttdeci">_T1 first</div><div class="ttdoc">second_type is the second bound type </div><div class="ttdef"><b>Definition:</b> <a href="a00527_source.html#l00101">stl_pair.h:101</a></div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="dir_3a83f109ff04170a1f8448445d1bdcba.html">include</a></li><li class="navelem"><a class="el" href="dir_599c955538774c0249d4ddd97c0a9ae8.html">bits</a></li><li class="navelem"><a class="el" href="a00527.html">stl_pair.h</a></li>
<li class="footer">Generated by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.13 </li>
</ul>
</div>
</body>
</html>
