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<div class="title">bits/alloc_traits.h</div> </div>
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<a href="a16476.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">// Allocator traits -*- 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) 2011-2018 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> <span class="comment"></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/** @file bits/alloc_traits.h</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * This is an internal header file, included by other library headers.</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * Do not attempt to use it directly. @headername{memory}</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> */</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#ifndef _ALLOC_TRAITS_H</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#define _ALLOC_TRAITS_H 1</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#if __cplusplus >= 201103L</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <<a class="code" href="a00419.html">bits/memoryfwd.h</a>></span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <<a class="code" href="a00446.html">bits/ptr_traits.h</a>></span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <<a class="code" href="a01058.html">ext/numeric_traits.h</a>></span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#define __cpp_lib_allocator_traits_is_always_equal 201411</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">namespace </span><a class="code" href="a01541.html">std</a> _GLIBCXX_VISIBILITY(default)</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> _GLIBCXX_BEGIN_NAMESPACE_VERSION</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">struct </span>__allocator_traits_base</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp, <span class="keyword">typename</span> _Up, <span class="keyword">typename</span> = <span class="keywordtype">void</span>></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">struct </span>__rebind : __replace_first_arg<_Tp, _Up> { };</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp, <span class="keyword">typename</span> _Up></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">struct </span>__rebind<_Tp, _Up,</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  __void_t<typename _Tp::template rebind<_Up>::other>></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  { <span class="keyword">using</span> type = <span class="keyword">typename</span> _Tp::template rebind<_Up>::other; };</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">using</span> __pointer = <span class="keyword">typename</span> _Tp::pointer;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">using</span> __c_pointer = <span class="keyword">typename</span> _Tp::const_pointer;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">using</span> __v_pointer = <span class="keyword">typename</span> _Tp::void_pointer;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">using</span> __cv_pointer = <span class="keyword">typename</span> _Tp::const_void_pointer;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">using</span> __pocca = <span class="keyword">typename</span> _Tp::propagate_on_container_copy_assignment;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">using</span> __pocma = <span class="keyword">typename</span> _Tp::propagate_on_container_move_assignment;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">using</span> __pocs = <span class="keyword">typename</span> _Tp::propagate_on_container_swap;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">using</span> __equal = <span class="keyword">typename</span> _Tp::is_always_equal;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</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="keyword">template</span><<span class="keyword">typename</span> _Alloc, <span class="keyword">typename</span> _Up></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">using</span> __alloc_rebind</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  = <span class="keyword">typename</span> __allocator_traits_base::template __rebind<_Alloc, _Up>::type;</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"> /**</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> * @brief Uniform interface to all allocator types.</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment"> * @ingroup allocators</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> */</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="a04639.html"> 83</a></span>  <span class="keyword">struct </span><a class="code" href="a04639.html">allocator_traits</a> : __allocator_traits_base</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  {<span class="comment"></span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> /// The allocator type</span></div><div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="a04639.html#afca1125c7f138bdffa1fda17a5181429"> 86</a></span> <span class="comment"></span> <span class="keyword">typedef</span> _Alloc <a class="code" href="a04639.html#afca1125c7f138bdffa1fda17a5181429">allocator_type</a>;<span class="comment"></span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> /// The allocated type</span></div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="a04639.html#aa51dca0f6ab162918c10679e8feb57df"> 88</a></span> <span class="comment"></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> _Alloc::value_type <a class="code" href="a04639.html#aa51dca0f6ab162918c10679e8feb57df">value_type</a>;</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"> /**</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> * @brief The allocator's pointer type.</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> *</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> * @c Alloc::pointer if that type exists, otherwise @c value_type*</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"><a class="line" href="a04639.html#a4931a231115cbef628c29b147a7d7336"> 95</a></span>  <span class="keyword">using</span> <a class="code" href="a04639.html#a4931a231115cbef628c29b147a7d7336">pointer</a> = __detected_or_t<value_type*, __pointer, _Alloc>;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// Select _Func<_Alloc> or pointer_traits<pointer>::rebind<_Tp></span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">template</span><<span class="keyword">template</span><<span class="keyword">typename</span>> <span class="keyword">class </span>_Func, <span class="keyword">typename</span> _Tp, <span class="keyword">typename</span> = <span class="keywordtype">void</span>></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">struct </span>_Ptr</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  {</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">using</span> type = <span class="keyword">typename</span> <a class="code" href="a06251.html">pointer_traits<pointer>::template</a> rebind<_Tp>;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  };</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keyword">template</span><<span class="keyword">template</span><<span class="keyword">typename</span>> <span class="keyword">class </span>_Func, <span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">struct </span>_Ptr<_Func, _Tp, __void_t<_Func<_Alloc>>></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  {</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">using</span> type = _Func<_Alloc>;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  };</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// Select _A2::difference_type or pointer_traits<_Ptr>::difference_type</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _A2, <span class="keyword">typename</span> _PtrT, <span class="keyword">typename</span> = <span class="keywordtype">void</span>></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">struct </span>_Diff</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  { <span class="keyword">using</span> type = <span class="keyword">typename</span> <a class="code" href="a06251.html#aae92f86267e7a5f41c435f4f28eecbdb">pointer_traits<_PtrT>::difference_type</a>; };</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _A2, <span class="keyword">typename</span> _PtrT></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">struct </span>_Diff<_A2, _PtrT, __void_t<typename _A2::<a class="code" href="a04639.html#a653e076069bf6f57a6b09ca015d56a4e">difference_type</a>>></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  { <span class="keyword">using</span> type = <span class="keyword">typename</span> _A2::difference_type; };</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// Select _A2::size_type or make_unsigned<_DiffT>::type</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _A2, <span class="keyword">typename</span> _DiffT, <span class="keyword">typename</span> = <span class="keywordtype">void</span>></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">struct </span>_Size : make_unsigned<_DiffT> { };</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _A2, <span class="keyword">typename</span> _DiffT></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">struct </span>_Size<_A2, _DiffT, __void_t<typename _A2::<a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a>>></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  { <span class="keyword">using</span> type = <span class="keyword">typename</span> _A2::size_type; };</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">public</span>:<span class="comment"></span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"> /**</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment"> * @brief The allocator's const pointer type.</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> *</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> * @c Alloc::const_pointer if that type exists, otherwise</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> * <tt> pointer_traits<pointer>::rebind<const value_type> </tt></span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> */</span></div><div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="a04639.html#a841791873537638dfc36c80ecc98bc48"> 135</a></span>  <span class="keyword">using</span> <a class="code" href="a04639.html#a841791873537638dfc36c80ecc98bc48">const_pointer</a> = <span class="keyword">typename</span> _Ptr<__c_pointer, const value_type>::type;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"></span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> /**</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment"> * @brief The allocator's void pointer type.</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment"> *</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment"> * @c Alloc::void_pointer if that type exists, otherwise</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> * <tt> pointer_traits<pointer>::rebind<void> </tt></span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment"> */</span></div><div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="a04639.html#a242e530b7ee8e5d17a017983cc7cc705"> 143</a></span>  <span class="keyword">using</span> <a class="code" href="a04639.html#a242e530b7ee8e5d17a017983cc7cc705">void_pointer</a> = <span class="keyword">typename</span> _Ptr<__v_pointer, void>::type;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment"></span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"> /**</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment"> * @brief The allocator's const void pointer type.</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment"> *</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"> * @c Alloc::const_void_pointer if that type exists, otherwise</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment"> * <tt> pointer_traits<pointer>::rebind<const void> </tt></span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"> */</span></div><div class="line"><a name="l00151"></a><span class="lineno"><a class="line" href="a04639.html#a5a9cb47519e4840523e38e45cf56bf1d"> 151</a></span>  <span class="keyword">using</span> <a class="code" href="a04639.html#a5a9cb47519e4840523e38e45cf56bf1d">const_void_pointer</a> = <span class="keyword">typename</span> _Ptr<__cv_pointer, const void>::type;</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment"></span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment"> /**</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"> * @brief The allocator's difference type</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment"> *</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment"> * @c Alloc::difference_type if that type exists, otherwise</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment"> * <tt> pointer_traits<pointer>::difference_type </tt></span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment"> */</span></div><div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="a04639.html#a653e076069bf6f57a6b09ca015d56a4e"> 159</a></span>  <span class="keyword">using</span> <a class="code" href="a04639.html#a653e076069bf6f57a6b09ca015d56a4e">difference_type</a> = <span class="keyword">typename</span> _Diff<_Alloc, pointer>::type;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment"></span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment"> /**</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment"> * @brief The allocator's size type</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"> *</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment"> * @c Alloc::size_type if that type exists, otherwise</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment"> * <tt> make_unsigned<difference_type>::type </tt></span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment"> */</span></div><div class="line"><a name="l00167"></a><span class="lineno"><a class="line" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806"> 167</a></span>  <span class="keyword">using</span> <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a> = <span class="keyword">typename</span> _Size<_Alloc, difference_type>::type;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment"></span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment"> /**</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"> * @brief How the allocator is propagated on copy assignment</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment"> *</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> * @c Alloc::propagate_on_container_copy_assignment if that type exists,</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> * otherwise @c false_type</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment"> */</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">using</span> <a class="code" href="a04639.html#acd5ad3d84299a655ad2c59e2345b7796">propagate_on_container_copy_assignment</a></div><div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="a04639.html#acd5ad3d84299a655ad2c59e2345b7796"> 176</a></span>  = __detected_or_t<false_type, __pocca, _Alloc>;</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"></span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> /**</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"> * @brief How the allocator is propagated on move assignment</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> *</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"> * @c Alloc::propagate_on_container_move_assignment if that type exists,</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment"> * otherwise @c false_type</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment"> */</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keyword">using</span> <a class="code" href="a04639.html#a1db75f5aec19020544743134c961f607">propagate_on_container_move_assignment</a></div><div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="a04639.html#a1db75f5aec19020544743134c961f607"> 185</a></span>  = __detected_or_t<false_type, __pocma, _Alloc>;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment"></span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment"> /**</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment"> * @brief How the allocator is propagated on swap</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment"> *</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment"> * @c Alloc::propagate_on_container_swap if that type exists,</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment"> * otherwise @c false_type</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"> */</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">using</span> <a class="code" href="a04639.html#adad7997e545350e38d1b44d01568741a">propagate_on_container_swap</a></div><div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="a04639.html#adad7997e545350e38d1b44d01568741a"> 194</a></span>  = __detected_or_t<false_type, __pocs, _Alloc>;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment"></span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment"> /**</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment"> * @brief Whether all instances of the allocator type compare equal.</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment"> *</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment"> * @c Alloc::is_always_equal if that type exists,</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment"> * otherwise @c is_empty<Alloc>::type</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment"> */</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keyword">using</span> <a class="code" href="a04639.html#afae6957b1a6d68084b2b6114dff01ae8">is_always_equal</a></div><div class="line"><a name="l00203"></a><span class="lineno"><a class="line" href="a04639.html#afae6957b1a6d68084b2b6114dff01ae8"> 203</a></span>  = __detected_or_t<typename is_empty<_Alloc>::type, __equal, _Alloc>;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keyword">using</span> rebind_alloc = __alloc_rebind<_Alloc, _Tp>;</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keyword">using</span> <a class="code" href="a04639.html">rebind_traits</a> = <a class="code" href="a04639.html">allocator_traits<rebind_alloc<_Tp></a>>;</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="keyword">private</span>:</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keyword">static</span> <span class="keyword">auto</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  _S_allocate(_Alloc2& __a, <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a> __n, <a class="code" href="a04639.html#a5a9cb47519e4840523e38e45cf56bf1d">const_void_pointer</a> __hint, <span class="keywordtype">int</span>)</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  -> decltype(__a.allocate(__n, __hint))</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  { <span class="keywordflow">return</span> __a.<a class="code" href="a04639.html#a1afbf725286c9e82ba6166dcc04b10bc">allocate</a>(__n, __hint); }</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keyword">static</span> <a class="code" href="a04639.html#a4931a231115cbef628c29b147a7d7336">pointer</a></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  _S_allocate(_Alloc2& __a, <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a> __n, <a class="code" href="a04639.html#a5a9cb47519e4840523e38e45cf56bf1d">const_void_pointer</a>, ...)</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  { <span class="keywordflow">return</span> __a.allocate(__n); }</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp, <span class="keyword">typename</span>... _Args></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keyword">struct </span>__construct_helper</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  {</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2,</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keyword">typename</span> = decltype(std::declval<_Alloc2*>()-><a class="code" href="a04639.html#aad7d7b8604439d1ecf953a1b9a426e7b">construct</a>(</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  std::declval<_Tp*>(), std::declval<_Args>()...))></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keyword">static</span> <a class="code" href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">true_type</a> __test(<span class="keywordtype">int</span>);</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keyword">template</span><<span class="keyword">typename</span>></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keyword">static</span> <a class="code" href="a01479.html#gaebe6729ab5488ecc76c762873d226857">false_type</a> __test(...);</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keyword">using</span> type = decltype(__test<_Alloc>(0));</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  };</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> </div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp, <span class="keyword">typename</span>... _Args></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">using</span> __has_construct</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  = <span class="keyword">typename</span> __construct_helper<_Tp, _Args...>::type;</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp, <span class="keyword">typename</span>... _Args></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keyword">static</span> _Require<__has_construct<_Tp, _Args...>></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  _S_construct(_Alloc& __a, _Tp* __p, _Args&&... __args)</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  { __a.construct(__p, std::forward<_Args>(__args)...); }</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp, <span class="keyword">typename</span>... _Args></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keyword">static</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  _Require<__and_<__not_<__has_construct<_Tp, _Args...>>,</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  is_constructible<_Tp, _Args...>>></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  _S_construct(_Alloc&, _Tp* __p, _Args&&... __args)</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  { ::new((<span class="keywordtype">void</span>*)__p) _Tp(std::forward<_Args>(__args)...); }</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2, <span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">static</span> <span class="keyword">auto</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  _S_destroy(_Alloc2& __a, _Tp* __p, <span class="keywordtype">int</span>)</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  -> decltype(__a.destroy(__p))</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  { __a.destroy(__p); }</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2, <span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keyword">static</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  _S_destroy(_Alloc2&, _Tp* __p, ...)</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  { __p->~_Tp(); }</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> </div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keyword">static</span> <span class="keyword">auto</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  _S_max_size(_Alloc2& __a, <span class="keywordtype">int</span>)</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  -> decltype(__a.max_size())</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  { <span class="keywordflow">return</span> __a.max_size(); }</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keyword">static</span> <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  _S_max_size(_Alloc2&, ...)</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  {</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// 2466. allocator_traits::max_size() default behavior is incorrect</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">return</span> __gnu_cxx::__numeric_traits<size_type>::__max</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  / <span class="keyword">sizeof</span>(<a class="code" href="a04639.html#aa51dca0f6ab162918c10679e8feb57df">value_type</a>);</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> </div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keyword">static</span> <span class="keyword">auto</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  _S_select(_Alloc2& __a, <span class="keywordtype">int</span>)</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  -> decltype(__a.select_on_container_copy_construction())</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  { <span class="keywordflow">return</span> __a.select_on_container_copy_construction(); }</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc2></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keyword">static</span> _Alloc2</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  _S_select(_Alloc2& __a, ...)</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  { <span class="keywordflow">return</span> __a; }</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keyword">public</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> <span class="comment"> /**</span></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment"> * @brief Allocate memory.</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="comment"> * @param __n The number of objects to allocate space for.</span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment"> *</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="comment"> * Calls @c a.allocate(n)</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="comment"> */</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keyword">static</span> <a class="code" href="a04639.html#a4931a231115cbef628c29b147a7d7336">pointer</a></div><div class="line"><a name="l00300"></a><span class="lineno"><a class="line" href="a10159.html#a1afbf725286c9e82ba6166dcc04b10bc"> 300</a></span>  <a class="code" href="a04639.html#a1afbf725286c9e82ba6166dcc04b10bc">allocate</a>(_Alloc& __a, <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a> __n)</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  { <span class="keywordflow">return</span> __a.allocate(__n); }</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="comment"></span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="comment"> /**</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="comment"> * @brief Allocate memory.</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="comment"> * @param __n The number of objects to allocate space for.</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="comment"> * @param __hint Aid to locality.</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="comment"> * @return Memory of suitable size and alignment for @a n objects</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="comment"> * of type @c value_type</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="comment"> *</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment"> * Returns <tt> a.allocate(n, hint) </tt> if that expression is</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="comment"> * well-formed, otherwise returns @c a.allocate(n)</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="comment"> */</span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keyword">static</span> <a class="code" href="a04639.html#a4931a231115cbef628c29b147a7d7336">pointer</a></div><div class="line"><a name="l00315"></a><span class="lineno"><a class="line" href="a10159.html#a79296fdf0f48ef0a49f2d5de6193f867"> 315</a></span>  <a class="code" href="a04639.html#a1afbf725286c9e82ba6166dcc04b10bc">allocate</a>(_Alloc& __a, <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a> __n, <a class="code" href="a04639.html#a5a9cb47519e4840523e38e45cf56bf1d">const_void_pointer</a> __hint)</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  { <span class="keywordflow">return</span> _S_allocate(__a, __n, __hint, 0); }</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="comment"></span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="comment"> /**</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="comment"> * @brief Deallocate memory.</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="comment"> * @param __p Pointer to the memory to deallocate.</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment"> * @param __n The number of objects space was allocated for.</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="comment"> *</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment"> * Calls <tt> a.deallocate(p, n) </tt></span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="comment"> */</span></div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keyword">static</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00327"></a><span class="lineno"><a class="line" href="a10159.html#ae5f6b86b98b17e2ba39243ca8eaf4ee1"> 327</a></span>  <a class="code" href="a04639.html#ae5f6b86b98b17e2ba39243ca8eaf4ee1">deallocate</a>(_Alloc& __a, <a class="code" href="a04639.html#a4931a231115cbef628c29b147a7d7336">pointer</a> __p, <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a> __n)</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  { __a.deallocate(__p, __n); }</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment"></span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="comment"> /**</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment"> * @brief Construct an object of type @a _Tp</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="comment"> * @param __p Pointer to memory of suitable size and alignment for Tp</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment"> * @param __args Constructor arguments.</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="comment"> *</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="comment"> * Calls <tt> __a.construct(__p, std::forward<Args>(__args)...) </tt></span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="comment"> * if that expression is well-formed, otherwise uses placement-new</span></div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment"> * to construct an object of type @a _Tp at location @a __p from the</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment"> * arguments @a __args...</span></div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment"> */</span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp, <span class="keyword">typename</span>... _Args></div><div class="line"><a name="l00342"></a><span class="lineno"><a class="line" href="a10159.html#aad7d7b8604439d1ecf953a1b9a426e7b"> 342</a></span>  <span class="keyword">static</span> <span class="keyword">auto</span> <a class="code" href="a04639.html#aad7d7b8604439d1ecf953a1b9a426e7b">construct</a>(_Alloc& __a, _Tp* __p, _Args&&... __args)</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  -> decltype(_S_construct(__a, __p, std::forward<_Args>(__args)...))</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  { _S_construct(__a, __p, std::forward<_Args>(__args)...); }</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="comment"></span></div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="comment"> /**</span></div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="comment"> * @brief Destroy an object of type @a _Tp</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="comment"> * @param __p Pointer to the object to destroy</span></div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment"> *</span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment"> * Calls @c __a.destroy(__p) if that expression is well-formed,</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="comment"> * otherwise calls @c __p->~_Tp()</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment"> */</span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00355"></a><span class="lineno"><a class="line" href="a10159.html#ac73f3d164cf01c9d61b44d42c30db3d3"> 355</a></span>  <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="a04639.html#ac73f3d164cf01c9d61b44d42c30db3d3">destroy</a>(_Alloc& __a, _Tp* __p)</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  { _S_destroy(__a, __p, 0); }</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="comment"></span></div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="comment"> /**</span></div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="comment"> * @brief The maximum supported allocation size</span></div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="comment"> * @return @c __a.max_size() or @c numeric_limits<size_type>::max()</span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="comment"> *</span></div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="comment"> * Returns @c __a.max_size() if that expression is well-formed,</span></div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="comment"> * otherwise returns @c numeric_limits<size_type>::max()</span></div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="comment"> */</span></div><div class="line"><a name="l00366"></a><span class="lineno"><a class="line" href="a10159.html#a29c306bcb6a7676a516430a0e50b990a"> 366</a></span>  <span class="keyword">static</span> <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a> <a class="code" href="a04639.html#a29c306bcb6a7676a516430a0e50b990a">max_size</a>(<span class="keyword">const</span> _Alloc& __a) noexcept</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  { <span class="keywordflow">return</span> _S_max_size(__a, 0); }</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="comment"></span></div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="comment"> /**</span></div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="comment"> * @brief Obtain an allocator to use when copying a container.</span></div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="comment"> * @param __rhs An allocator.</span></div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="comment"> * @return @c __rhs.select_on_container_copy_construction() or @a __rhs</span></div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="comment"> *</span></div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="comment"> * Returns @c __rhs.select_on_container_copy_construction() if that</span></div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="comment"> * expression is well-formed, otherwise returns @a __rhs</span></div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span> <span class="comment"> */</span></div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keyword">static</span> _Alloc</div><div class="line"><a name="l00378"></a><span class="lineno"><a class="line" href="a04639.html#ac324d9065f45f7ae2dd1e0014c73f218"> 378</a></span>  <a class="code" href="a04639.html#ac324d9065f45f7ae2dd1e0014c73f218">select_on_container_copy_construction</a>(<span class="keyword">const</span> _Alloc& __rhs)</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  { <span class="keywordflow">return</span> _S_select(__rhs, 0); }</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  };</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="comment"></span></div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="comment"> /// Partial specialization for std::allocator.</span></div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00384"></a><span class="lineno"><a class="line" href="a04671.html"> 384</a></span>  <span class="keyword">struct </span><a class="code" href="a04639.html">allocator_traits</a><<a class="code" href="a04707.html">allocator</a><_Tp>></div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  {<span class="comment"></span></div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="comment"> /// The allocator type</span></div><div class="line"><a name="l00387"></a><span class="lineno"><a class="line" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e"> 387</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">allocator_type</a> = <a class="code" href="a04707.html">allocator<_Tp></a>;<span class="comment"></span></div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span> <span class="comment"> /// The allocated type</span></div><div class="line"><a name="l00389"></a><span class="lineno"><a class="line" href="a04671.html#a714ab1320373db07c7999b4f98bae091"> 389</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a04671.html#a714ab1320373db07c7999b4f98bae091">value_type</a> = _Tp;</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span> <span class="comment"></span></div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span> <span class="comment"> /// The allocator's pointer type.</span></div><div class="line"><a name="l00392"></a><span class="lineno"><a class="line" href="a04671.html#a3203247b206cbdb36c897d1e8d82e8e8"> 392</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a04671.html#a3203247b206cbdb36c897d1e8d82e8e8">pointer</a> = _Tp*;</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="comment"></span></div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="comment"> /// The allocator's const pointer type.</span></div><div class="line"><a name="l00395"></a><span class="lineno"><a class="line" href="a04671.html#a96c1831e637b76322672ada286c11295"> 395</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a04671.html#a96c1831e637b76322672ada286c11295">const_pointer</a> = <span class="keyword">const</span> _Tp*;</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="comment"></span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="comment"> /// The allocator's void pointer type.</span></div><div class="line"><a name="l00398"></a><span class="lineno"><a class="line" href="a04671.html#a2e58512fe31588cbb360b60a98190bf9"> 398</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a04671.html#a2e58512fe31588cbb360b60a98190bf9">void_pointer</a> = <span class="keywordtype">void</span>*;</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="comment"></span></div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment"> /// The allocator's const void pointer type.</span></div><div class="line"><a name="l00401"></a><span class="lineno"><a class="line" href="a04671.html#aa47f11fc58f578103d6d7eb28e2fab5c"> 401</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a04671.html#aa47f11fc58f578103d6d7eb28e2fab5c">const_void_pointer</a> = <span class="keyword">const</span> <span class="keywordtype">void</span>*;</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="comment"></span></div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="comment"> /// The allocator's difference type</span></div><div class="line"><a name="l00404"></a><span class="lineno"><a class="line" href="a04671.html#a882b662be1b1300acf04490112ae63f3"> 404</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a04671.html#a882b662be1b1300acf04490112ae63f3">difference_type</a> = std::ptrdiff_t;</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment"></span></div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="comment"> /// The allocator's size type</span></div><div class="line"><a name="l00407"></a><span class="lineno"><a class="line" href="a04671.html#af1836ee16fd652969eb06007c273edd0"> 407</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a04671.html#af1836ee16fd652969eb06007c273edd0">size_type</a> = std::size_t;</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment"></span></div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment"> /// How the allocator is propagated on copy assignment</span></div><div class="line"><a name="l00410"></a><span class="lineno"><a class="line" href="a04671.html#aead0578ced7c066e9a89d1cb5825c5df"> 410</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a03043.html">propagate_on_container_copy_assignment</a> = <a class="code" href="a01479.html#gaebe6729ab5488ecc76c762873d226857">false_type</a>;</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment"></span></div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment"> /// How the allocator is propagated on move assignment</span></div><div class="line"><a name="l00413"></a><span class="lineno"><a class="line" href="a04671.html#ab636a9fa7ab57a25ec043f171371976f"> 413</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a03043.html">propagate_on_container_move_assignment</a> = <a class="code" href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">true_type</a>;</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="comment"></span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment"> /// How the allocator is propagated on swap</span></div><div class="line"><a name="l00416"></a><span class="lineno"><a class="line" href="a04671.html#a37863f3ca5e214592282792a1741219f"> 416</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a03043.html">propagate_on_container_swap</a> = <a class="code" href="a01479.html#gaebe6729ab5488ecc76c762873d226857">false_type</a>;</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="comment"></span></div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="comment"> /// Whether all instances of the allocator type compare equal.</span></div><div class="line"><a name="l00419"></a><span class="lineno"><a class="line" href="a04671.html#a90f7e4bb63b02a787cac38f4ab470488"> 419</a></span> <span class="comment"></span> <span class="keyword">using</span> <a class="code" href="a03043.html">is_always_equal</a> = <a class="code" href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">true_type</a>;</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span> </div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Up></div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keyword">using</span> <a class="code" href="a04707.html">rebind_alloc</a> = <a class="code" href="a04707.html">allocator<_Up></a>;</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span> </div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Up></div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keyword">using</span> <a class="code" href="a04639.html">rebind_traits</a> = <a class="code" href="a04639.html">allocator_traits<allocator<_Up></a>>;</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment"></span></div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <span class="comment"> /**</span></div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="comment"> * @brief Allocate memory.</span></div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="comment"> * @param __n The number of objects to allocate space for.</span></div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="comment"> *</span></div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="comment"> * Calls @c a.allocate(n)</span></div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <span class="comment"> */</span></div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keyword">static</span> <a class="code" href="a04671.html#a3203247b206cbdb36c897d1e8d82e8e8">pointer</a></div><div class="line"><a name="l00435"></a><span class="lineno"><a class="line" href="a04671.html#abffb8a07f8a6178b2eb6d47b4acb75ff"> 435</a></span>  <a class="code" href="a04671.html#abffb8a07f8a6178b2eb6d47b4acb75ff">allocate</a>(<a class="code" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">allocator_type</a>& __a, <a class="code" href="a04671.html#af1836ee16fd652969eb06007c273edd0">size_type</a> __n)</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  { <span class="keywordflow">return</span> __a.allocate(__n); }</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment"></span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="comment"> /**</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="comment"> * @brief Allocate memory.</span></div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="comment"> * @param __n The number of objects to allocate space for.</span></div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="comment"> * @param __hint Aid to locality.</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment"> * @return Memory of suitable size and alignment for @a n objects</span></div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="comment"> * of type @c value_type</span></div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="comment"> *</span></div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="comment"> * Returns <tt> a.allocate(n, hint) </tt></span></div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="comment"> */</span></div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keyword">static</span> <a class="code" href="a04639.html#a4931a231115cbef628c29b147a7d7336">pointer</a></div><div class="line"><a name="l00449"></a><span class="lineno"><a class="line" href="a04671.html#a34032c152ffa5bf5d296aa21288c0518"> 449</a></span>  <a class="code" href="a04671.html#a34032c152ffa5bf5d296aa21288c0518">allocate</a>(<a class="code" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">allocator_type</a>& __a, <a class="code" href="a04671.html#af1836ee16fd652969eb06007c273edd0">size_type</a> __n, <a class="code" href="a04671.html#aa47f11fc58f578103d6d7eb28e2fab5c">const_void_pointer</a> __hint)</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  { <span class="keywordflow">return</span> __a.allocate(__n, __hint); }</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment"></span></div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span> <span class="comment"> /**</span></div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span> <span class="comment"> * @brief Deallocate memory.</span></div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="comment"> * @param __p Pointer to the memory to deallocate.</span></div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span> <span class="comment"> * @param __n The number of objects space was allocated for.</span></div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment"> *</span></div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment"> * Calls <tt> a.deallocate(p, n) </tt></span></div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment"> */</span></div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keyword">static</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00461"></a><span class="lineno"><a class="line" href="a04671.html#a221deccca32f2195cfe2d521e14c736c"> 461</a></span>  <a class="code" href="a04671.html#a221deccca32f2195cfe2d521e14c736c">deallocate</a>(<a class="code" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">allocator_type</a>& __a, <a class="code" href="a04671.html#a3203247b206cbdb36c897d1e8d82e8e8">pointer</a> __p, <a class="code" href="a04671.html#af1836ee16fd652969eb06007c273edd0">size_type</a> __n)</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  { __a.deallocate(__p, __n); }</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span> <span class="comment"></span></div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span> <span class="comment"> /**</span></div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span> <span class="comment"> * @brief Construct an object of type @a _Up</span></div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="comment"> * @param __p Pointer to memory of suitable size and alignment for Tp</span></div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="comment"> * @param __args Constructor arguments.</span></div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="comment"> *</span></div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span> <span class="comment"> * Calls <tt> __a.construct(__p, std::forward<Args>(__args)...) </tt></span></div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="comment"> */</span></div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Up, <span class="keyword">typename</span>... _Args></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keyword">static</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00474"></a><span class="lineno"><a class="line" href="a04671.html#a432f57a6f390972747cd10bbc93de239"> 474</a></span>  <a class="code" href="a04671.html#a432f57a6f390972747cd10bbc93de239">construct</a>(<a class="code" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">allocator_type</a>& __a, _Up* __p, _Args&&... __args)</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  { __a.construct(__p, std::forward<_Args>(__args)...); }</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="comment"></span></div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="comment"> /**</span></div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="comment"> * @brief Destroy an object of type @a _Up</span></div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="comment"> * @param __p Pointer to the object to destroy</span></div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="comment"> *</span></div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="comment"> * Calls @c __a.destroy(__p).</span></div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> <span class="comment"> */</span></div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Up></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <span class="keyword">static</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00486"></a><span class="lineno"><a class="line" href="a04671.html#ab178050fa26faa5aeab09a3674fb6626"> 486</a></span>  <a class="code" href="a04671.html#ab178050fa26faa5aeab09a3674fb6626">destroy</a>(<a class="code" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">allocator_type</a>& __a, _Up* __p)</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  { __a.destroy(__p); }</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span> <span class="comment"></span></div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span> <span class="comment"> /**</span></div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="comment"> * @brief The maximum supported allocation size</span></div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="comment"> * @param __a An allocator.</span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="comment"> * @return @c __a.max_size()</span></div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="comment"> */</span></div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="keyword">static</span> <a class="code" href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">size_type</a></div><div class="line"><a name="l00495"></a><span class="lineno"><a class="line" href="a04671.html#a7d06983d84598768a8aa6458ac10738c"> 495</a></span>  <a class="code" href="a04671.html#a7d06983d84598768a8aa6458ac10738c">max_size</a>(<span class="keyword">const</span> <a class="code" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">allocator_type</a>& __a) noexcept</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  { <span class="keywordflow">return</span> __a.max_size(); }</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <span class="comment"></span></div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="comment"> /**</span></div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="comment"> * @brief Obtain an allocator to use when copying a container.</span></div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span> <span class="comment"> * @param __rhs An allocator.</span></div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span> <span class="comment"> * @return @c __rhs</span></div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span> <span class="comment"> */</span></div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="keyword">static</span> <a class="code" href="a04639.html#afca1125c7f138bdffa1fda17a5181429">allocator_type</a></div><div class="line"><a name="l00504"></a><span class="lineno"><a class="line" href="a04671.html#abba21b363dcc1a741ea3f6047e491388"> 504</a></span>  <a class="code" href="a04671.html#abba21b363dcc1a741ea3f6047e491388">select_on_container_copy_construction</a>(<span class="keyword">const</span> <a class="code" href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">allocator_type</a>& __rhs)</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  { <span class="keywordflow">return</span> __rhs; }</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  };</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span> </div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span> </div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  __do_alloc_on_copy(_Alloc& __one, <span class="keyword">const</span> _Alloc& __two, <a class="code" href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">true_type</a>)</div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  { __one = __two; }</div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span> </div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  __do_alloc_on_copy(_Alloc&, <span class="keyword">const</span> _Alloc&, <a class="code" href="a01479.html#gaebe6729ab5488ecc76c762873d226857">false_type</a>)</div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  { }</div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> </div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> __alloc_on_copy(_Alloc& __one, <span class="keyword">const</span> _Alloc& __two)</div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  {</div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keyword">typedef</span> allocator_traits<_Alloc> __traits;</div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __traits::propagate_on_container_copy_assignment __pocca;</div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  __do_alloc_on_copy(__one, __two, __pocca());</div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  }</div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span> </div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keyword">inline</span> _Alloc __alloc_on_copy(<span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  {</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keyword">typedef</span> allocator_traits<_Alloc> __traits;</div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordflow">return</span> __traits::select_on_container_copy_construction(__a);</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  }</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span> </div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> __do_alloc_on_move(_Alloc& __one, _Alloc& __two, <a class="code" href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">true_type</a>)</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  { __one = std::move(__two); }</div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span> </div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> __do_alloc_on_move(_Alloc&, _Alloc&, <a class="code" href="a01479.html#gaebe6729ab5488ecc76c762873d226857">false_type</a>)</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  { }</div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span> </div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> __alloc_on_move(_Alloc& __one, _Alloc& __two)</div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  {</div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keyword">typedef</span> allocator_traits<_Alloc> __traits;</div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __traits::propagate_on_container_move_assignment __pocma;</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  __do_alloc_on_move(__one, __two, __pocma());</div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  }</div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span> </div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> __do_alloc_on_swap(_Alloc& __one, _Alloc& __two, <a class="code" href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">true_type</a>)</div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  {</div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="keyword">using</span> std::swap;</div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  swap(__one, __two);</div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  }</div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span> </div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> __do_alloc_on_swap(_Alloc&, _Alloc&, <a class="code" href="a01479.html#gaebe6729ab5488ecc76c762873d226857">false_type</a>)</div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  { }</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span> </div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> __alloc_on_swap(_Alloc& __one, _Alloc& __two)</div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  {</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="keyword">typedef</span> allocator_traits<_Alloc> __traits;</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __traits::propagate_on_container_swap __pocs;</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  __do_alloc_on_swap(__one, __two, __pocs());</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  }</div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span> </div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="keyword">class </span>__is_copy_insertable_impl</div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  {</div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keyword">typedef</span> allocator_traits<_Alloc> _Traits;</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span> </div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Up, <span class="keyword">typename</span></div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  = decltype(<a class="code" href="a04639.html#aad7d7b8604439d1ecf953a1b9a426e7b">_Traits::construct</a>(std::declval<_Alloc&>(),</div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  std::declval<_Up*>(),</div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  std::declval<const _Up&>()))></div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="keyword">static</span> <a class="code" href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">true_type</a></div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  _M_select(<span class="keywordtype">int</span>);</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span> </div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Up></div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keyword">static</span> <a class="code" href="a01479.html#gaebe6729ab5488ecc76c762873d226857">false_type</a></div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  _M_select(...);</div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span> </div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keyword">typedef</span> decltype(_M_select<typename _Alloc::value_type>(0)) type;</div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  };</div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span> </div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="comment">// true if _Alloc::value_type is CopyInsertable into containers using _Alloc</span></div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  template<typename _Alloc></div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  struct __is_copy_insertable</div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  : __is_copy_insertable_impl<_Alloc>::type</div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  { };</div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span> </div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="comment">// std::allocator<_Tp> just requires CopyConstructible</span></div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp></div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="keyword">struct </span>__is_copy_insertable<allocator<_Tp>></div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  : is_copy_constructible<_Tp></div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  { };</div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span> </div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="comment">// Trait to detect Allocator-like types.</span></div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc, <span class="keyword">typename</span> = <span class="keywordtype">void</span>></div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <span class="keyword">struct </span>__is_allocator : <a class="code" href="a01479.html#gaebe6729ab5488ecc76c762873d226857">false_type</a> { };</div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span> </div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keyword">struct </span>__is_allocator<_Alloc,</div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  __void_t<typename _Alloc::value_type,</div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  decltype(std::declval<_Alloc&>().allocate(size_t{}))>></div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  : <a class="code" href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">true_type</a> { };</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span> </div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keyword">using</span> _RequireAllocator</div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  = <span class="keyword">typename</span> enable_if<__is_allocator<_Alloc>::value, _Alloc>::type;</div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span> </div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span> _GLIBCXX_END_NAMESPACE_VERSION</div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span> } <span class="comment">// namespace std</span></div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span> <span class="preprocessor">#endif // C++11</span></div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span> <span class="preprocessor">#endif // _ALLOC_TRAITS_H</span></div><div class="ttc" id="a04639_html_a1db75f5aec19020544743134c961f607"><div class="ttname"><a href="a04639.html#a1db75f5aec19020544743134c961f607">std::allocator_traits< _Tp_alloc_type >::propagate_on_container_move_assignment</a></div><div class="ttdeci">__detected_or_t< false_type, __pocma, _Tp_alloc_type > propagate_on_container_move_assignment</div><div class="ttdoc">How the allocator is propagated on move assignment.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00185">bits/alloc_traits.h:185</a></div></div>
<div class="ttc" id="a04639_html_adad7997e545350e38d1b44d01568741a"><div class="ttname"><a href="a04639.html#adad7997e545350e38d1b44d01568741a">std::allocator_traits< _Tp_alloc_type >::propagate_on_container_swap</a></div><div class="ttdeci">__detected_or_t< false_type, __pocs, _Tp_alloc_type > propagate_on_container_swap</div><div class="ttdoc">How the allocator is propagated on swap.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00194">bits/alloc_traits.h:194</a></div></div>
<div class="ttc" id="a04639_html_ac324d9065f45f7ae2dd1e0014c73f218"><div class="ttname"><a href="a04639.html#ac324d9065f45f7ae2dd1e0014c73f218">std::allocator_traits::select_on_container_copy_construction</a></div><div class="ttdeci">static _Alloc select_on_container_copy_construction(const _Alloc &__rhs)</div><div class="ttdoc">Obtain an allocator to use when copying a container.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00378">bits/alloc_traits.h:378</a></div></div>
<div class="ttc" id="a01479_html_ga6a860513044e23d34e553ea986e83fa1"><div class="ttname"><a href="a01479.html#ga6a860513044e23d34e553ea986e83fa1">std::true_type</a></div><div class="ttdeci">integral_constant< bool, true > true_type</div><div class="ttdoc">The type used as a compile-time boolean with true value.</div><div class="ttdef"><b>Definition:</b> <a href="a00167_source.html#l00075">type_traits:75</a></div></div>
<div class="ttc" id="a04671_html_abba21b363dcc1a741ea3f6047e491388"><div class="ttname"><a href="a04671.html#abba21b363dcc1a741ea3f6047e491388">std::allocator_traits< allocator< _Tp > >::select_on_container_copy_construction</a></div><div class="ttdeci">static allocator_type select_on_container_copy_construction(const allocator_type &__rhs)</div><div class="ttdoc">Obtain an allocator to use when copying a container.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00504">bits/alloc_traits.h:504</a></div></div>
<div class="ttc" id="a04707_html"><div class="ttname"><a href="a04707.html">std::allocator</a></div><div class="ttdoc">The standard allocator, as per [20.4].</div><div class="ttdef"><b>Definition:</b> <a href="a00272_source.html#l00108">allocator.h:108</a></div></div>
<div class="ttc" id="a04639_html"><div class="ttname"><a href="a04639.html">std::allocator_traits</a></div><div class="ttdoc">Uniform interface to all allocator types.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00083">bits/alloc_traits.h:83</a></div></div>
<div class="ttc" id="a04671_html_a96c1831e637b76322672ada286c11295"><div class="ttname"><a href="a04671.html#a96c1831e637b76322672ada286c11295">std::allocator_traits< allocator< _Tp > >::const_pointer</a></div><div class="ttdeci">const _Tp * const_pointer</div><div class="ttdoc">The allocator's const pointer type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00395">bits/alloc_traits.h:395</a></div></div>
<div class="ttc" id="a04639_html_ac73f3d164cf01c9d61b44d42c30db3d3"><div class="ttname"><a href="a04639.html#ac73f3d164cf01c9d61b44d42c30db3d3">std::allocator_traits::destroy</a></div><div class="ttdeci">static void destroy(_Alloc &__a, _Tp *__p)</div><div class="ttdoc">Destroy an object of type _Tp.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00355">bits/alloc_traits.h:355</a></div></div>
<div class="ttc" id="a04639_html_afae6957b1a6d68084b2b6114dff01ae8"><div class="ttname"><a href="a04639.html#afae6957b1a6d68084b2b6114dff01ae8">std::allocator_traits< _Tp_alloc_type >::is_always_equal</a></div><div class="ttdeci">__detected_or_t< typename is_empty< _Tp_alloc_type >::type, __equal, _Tp_alloc_type > is_always_equal</div><div class="ttdoc">Whether all instances of the allocator type compare equal.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00203">bits/alloc_traits.h:203</a></div></div>
<div class="ttc" id="a04639_html_aad7d7b8604439d1ecf953a1b9a426e7b"><div class="ttname"><a href="a04639.html#aad7d7b8604439d1ecf953a1b9a426e7b">std::allocator_traits::construct</a></div><div class="ttdeci">static auto construct(_Alloc &__a, _Tp *__p, _Args &&... __args) -> decltype(_S_construct(__a, __p, std::forward< _Args >(__args)...))</div><div class="ttdoc">Construct an object of type _Tp.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00342">bits/alloc_traits.h:342</a></div></div>
<div class="ttc" id="a04639_html_a1afbf725286c9e82ba6166dcc04b10bc"><div class="ttname"><a href="a04639.html#a1afbf725286c9e82ba6166dcc04b10bc">std::allocator_traits::allocate</a></div><div class="ttdeci">static pointer allocate(_Alloc &__a, size_type __n)</div><div class="ttdoc">Allocate memory.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00300">bits/alloc_traits.h:300</a></div></div>
<div class="ttc" id="a06251_html_aae92f86267e7a5f41c435f4f28eecbdb"><div class="ttname"><a href="a06251.html#aae92f86267e7a5f41c435f4f28eecbdb">std::pointer_traits::difference_type</a></div><div class="ttdeci">__detected_or_t< ptrdiff_t, __difference_type, _Ptr > difference_type</div><div class="ttdoc">The type used to represent the difference between two pointers.</div><div class="ttdef"><b>Definition:</b> <a href="a00446_source.html#l00104">ptr_traits.h:104</a></div></div>
<div class="ttc" id="a04671_html_aa47f11fc58f578103d6d7eb28e2fab5c"><div class="ttname"><a href="a04671.html#aa47f11fc58f578103d6d7eb28e2fab5c">std::allocator_traits< allocator< _Tp > >::const_void_pointer</a></div><div class="ttdeci">const void * const_void_pointer</div><div class="ttdoc">The allocator's const void pointer type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00401">bits/alloc_traits.h:401</a></div></div>
<div class="ttc" id="a04671_html_a3203247b206cbdb36c897d1e8d82e8e8"><div class="ttname"><a href="a04671.html#a3203247b206cbdb36c897d1e8d82e8e8">std::allocator_traits< allocator< _Tp > >::pointer</a></div><div class="ttdeci">_Tp * pointer</div><div class="ttdoc">The allocator's pointer type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00392">bits/alloc_traits.h:392</a></div></div>
<div class="ttc" id="a04671_html_a432f57a6f390972747cd10bbc93de239"><div class="ttname"><a href="a04671.html#a432f57a6f390972747cd10bbc93de239">std::allocator_traits< allocator< _Tp > >::construct</a></div><div class="ttdeci">static void construct(allocator_type &__a, _Up *__p, _Args &&... __args)</div><div class="ttdoc">Construct an object of type _Up.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00474">bits/alloc_traits.h:474</a></div></div>
<div class="ttc" id="a04639_html_aa51dca0f6ab162918c10679e8feb57df"><div class="ttname"><a href="a04639.html#aa51dca0f6ab162918c10679e8feb57df">std::allocator_traits::value_type</a></div><div class="ttdeci">_Alloc::value_type value_type</div><div class="ttdoc">The allocated type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00088">bits/alloc_traits.h:88</a></div></div>
<div class="ttc" id="a04671_html_a2e58512fe31588cbb360b60a98190bf9"><div class="ttname"><a href="a04671.html#a2e58512fe31588cbb360b60a98190bf9">std::allocator_traits< allocator< _Tp > >::void_pointer</a></div><div class="ttdeci">void * void_pointer</div><div class="ttdoc">The allocator's void pointer type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00398">bits/alloc_traits.h:398</a></div></div>
<div class="ttc" id="a04639_html_a653e076069bf6f57a6b09ca015d56a4e"><div class="ttname"><a href="a04639.html#a653e076069bf6f57a6b09ca015d56a4e">std::allocator_traits::difference_type</a></div><div class="ttdeci">typename _Diff< _Alloc, pointer >::type difference_type</div><div class="ttdoc">The allocator's difference type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00159">bits/alloc_traits.h:159</a></div></div>
<div class="ttc" id="a04639_html_a5a9cb47519e4840523e38e45cf56bf1d"><div class="ttname"><a href="a04639.html#a5a9cb47519e4840523e38e45cf56bf1d">std::allocator_traits< _Tp_alloc_type >::const_void_pointer</a></div><div class="ttdeci">typename _Ptr< __cv_pointer, const void >::type const_void_pointer</div><div class="ttdoc">The allocator's const void pointer type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00151">bits/alloc_traits.h:151</a></div></div>
<div class="ttc" id="a03043_html"><div class="ttname"><a href="a03043.html">std::integral_constant</a></div><div class="ttdoc">integral_constant</div><div class="ttdef"><b>Definition:</b> <a href="a00167_source.html#l00057">type_traits:57</a></div></div>
<div class="ttc" id="a04639_html_a242e530b7ee8e5d17a017983cc7cc705"><div class="ttname"><a href="a04639.html#a242e530b7ee8e5d17a017983cc7cc705">std::allocator_traits< _Tp_alloc_type >::void_pointer</a></div><div class="ttdeci">typename _Ptr< __v_pointer, void >::type void_pointer</div><div class="ttdoc">The allocator's void pointer type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00143">bits/alloc_traits.h:143</a></div></div>
<div class="ttc" id="a04639_html_afca1125c7f138bdffa1fda17a5181429"><div class="ttname"><a href="a04639.html#afca1125c7f138bdffa1fda17a5181429">std::allocator_traits::allocator_type</a></div><div class="ttdeci">_Alloc allocator_type</div><div class="ttdoc">The allocator type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00086">bits/alloc_traits.h:86</a></div></div>
<div class="ttc" id="a04671_html_abffb8a07f8a6178b2eb6d47b4acb75ff"><div class="ttname"><a href="a04671.html#abffb8a07f8a6178b2eb6d47b4acb75ff">std::allocator_traits< allocator< _Tp > >::allocate</a></div><div class="ttdeci">static pointer allocate(allocator_type &__a, size_type __n)</div><div class="ttdoc">Allocate memory.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00435">bits/alloc_traits.h:435</a></div></div>
<div class="ttc" id="a01541_html"><div class="ttname"><a href="a01541.html">std</a></div><div class="ttdoc">ISO C++ entities toplevel namespace is std.</div></div>
<div class="ttc" id="a00446_html"><div class="ttname"><a href="a00446.html">ptr_traits.h</a></div></div>
<div class="ttc" id="a04671_html_a714ab1320373db07c7999b4f98bae091"><div class="ttname"><a href="a04671.html#a714ab1320373db07c7999b4f98bae091">std::allocator_traits< allocator< _Tp > >::value_type</a></div><div class="ttdeci">_Tp value_type</div><div class="ttdoc">The allocated type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00389">bits/alloc_traits.h:389</a></div></div>
<div class="ttc" id="a04639_html_a4931a231115cbef628c29b147a7d7336"><div class="ttname"><a href="a04639.html#a4931a231115cbef628c29b147a7d7336">std::allocator_traits< _Tp_alloc_type >::pointer</a></div><div class="ttdeci">__detected_or_t< value_type *, __pointer, _Tp_alloc_type > pointer</div><div class="ttdoc">The allocator's pointer type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00095">bits/alloc_traits.h:95</a></div></div>
<div class="ttc" id="a04639_html_a528d5c1afff59af1a90aa9273dddb806"><div class="ttname"><a href="a04639.html#a528d5c1afff59af1a90aa9273dddb806">std::allocator_traits::size_type</a></div><div class="ttdeci">typename _Size< _Alloc, difference_type >::type size_type</div><div class="ttdoc">The allocator's size type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00167">bits/alloc_traits.h:167</a></div></div>
<div class="ttc" id="a04639_html_ae5f6b86b98b17e2ba39243ca8eaf4ee1"><div class="ttname"><a href="a04639.html#ae5f6b86b98b17e2ba39243ca8eaf4ee1">std::allocator_traits::deallocate</a></div><div class="ttdeci">static void deallocate(_Alloc &__a, pointer __p, size_type __n)</div><div class="ttdoc">Deallocate memory.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00327">bits/alloc_traits.h:327</a></div></div>
<div class="ttc" id="a01058_html"><div class="ttname"><a href="a01058.html">numeric_traits.h</a></div></div>
<div class="ttc" id="a01479_html_gaebe6729ab5488ecc76c762873d226857"><div class="ttname"><a href="a01479.html#gaebe6729ab5488ecc76c762873d226857">std::false_type</a></div><div class="ttdeci">integral_constant< bool, false > false_type</div><div class="ttdoc">The type used as a compile-time boolean with false value.</div><div class="ttdef"><b>Definition:</b> <a href="a00167_source.html#l00078">type_traits:78</a></div></div>
<div class="ttc" id="a04671_html_a34032c152ffa5bf5d296aa21288c0518"><div class="ttname"><a href="a04671.html#a34032c152ffa5bf5d296aa21288c0518">std::allocator_traits< allocator< _Tp > >::allocate</a></div><div class="ttdeci">static pointer allocate(allocator_type &__a, size_type __n, const_void_pointer __hint)</div><div class="ttdoc">Allocate memory.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00449">bits/alloc_traits.h:449</a></div></div>
<div class="ttc" id="a04671_html_ab178050fa26faa5aeab09a3674fb6626"><div class="ttname"><a href="a04671.html#ab178050fa26faa5aeab09a3674fb6626">std::allocator_traits< allocator< _Tp > >::destroy</a></div><div class="ttdeci">static void destroy(allocator_type &__a, _Up *__p)</div><div class="ttdoc">Destroy an object of type _Up.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00486">bits/alloc_traits.h:486</a></div></div>
<div class="ttc" id="a04671_html_a882b662be1b1300acf04490112ae63f3"><div class="ttname"><a href="a04671.html#a882b662be1b1300acf04490112ae63f3">std::allocator_traits< allocator< _Tp > >::difference_type</a></div><div class="ttdeci">std::ptrdiff_t difference_type</div><div class="ttdoc">The allocator's difference type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00404">bits/alloc_traits.h:404</a></div></div>
<div class="ttc" id="a04671_html_af1836ee16fd652969eb06007c273edd0"><div class="ttname"><a href="a04671.html#af1836ee16fd652969eb06007c273edd0">std::allocator_traits< allocator< _Tp > >::size_type</a></div><div class="ttdeci">std::size_t size_type</div><div class="ttdoc">The allocator's size type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00407">bits/alloc_traits.h:407</a></div></div>
<div class="ttc" id="a04671_html_a235dca414a6b10eb9434eb7bba492c5e"><div class="ttname"><a href="a04671.html#a235dca414a6b10eb9434eb7bba492c5e">std::allocator_traits< allocator< _Tp > >::allocator_type</a></div><div class="ttdeci">allocator< _Tp > allocator_type</div><div class="ttdoc">The allocator type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00387">bits/alloc_traits.h:387</a></div></div>
<div class="ttc" id="a06251_html"><div class="ttname"><a href="a06251.html">std::pointer_traits</a></div><div class="ttdoc">Uniform interface to all pointer-like types.</div><div class="ttdef"><b>Definition:</b> <a href="a00446_source.html#l00078">ptr_traits.h:78</a></div></div>
<div class="ttc" id="a04671_html_a7d06983d84598768a8aa6458ac10738c"><div class="ttname"><a href="a04671.html#a7d06983d84598768a8aa6458ac10738c">std::allocator_traits< allocator< _Tp > >::max_size</a></div><div class="ttdeci">static size_type max_size(const allocator_type &__a) noexcept</div><div class="ttdoc">The maximum supported allocation size.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00495">bits/alloc_traits.h:495</a></div></div>
<div class="ttc" id="a04639_html_a841791873537638dfc36c80ecc98bc48"><div class="ttname"><a href="a04639.html#a841791873537638dfc36c80ecc98bc48">std::allocator_traits< _Tp_alloc_type >::const_pointer</a></div><div class="ttdeci">typename _Ptr< __c_pointer, const value_type >::type const_pointer</div><div class="ttdoc">The allocator's const pointer type.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00135">bits/alloc_traits.h:135</a></div></div>
<div class="ttc" id="a04639_html_a29c306bcb6a7676a516430a0e50b990a"><div class="ttname"><a href="a04639.html#a29c306bcb6a7676a516430a0e50b990a">std::allocator_traits::max_size</a></div><div class="ttdeci">static size_type max_size(const _Alloc &__a) noexcept</div><div class="ttdoc">The maximum supported allocation size.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00366">bits/alloc_traits.h:366</a></div></div>
<div class="ttc" id="a04671_html_a221deccca32f2195cfe2d521e14c736c"><div class="ttname"><a href="a04671.html#a221deccca32f2195cfe2d521e14c736c">std::allocator_traits< allocator< _Tp > >::deallocate</a></div><div class="ttdeci">static void deallocate(allocator_type &__a, pointer __p, size_type __n)</div><div class="ttdoc">Deallocate memory.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00461">bits/alloc_traits.h:461</a></div></div>
<div class="ttc" id="a04639_html_acd5ad3d84299a655ad2c59e2345b7796"><div class="ttname"><a href="a04639.html#acd5ad3d84299a655ad2c59e2345b7796">std::allocator_traits< _Tp_alloc_type >::propagate_on_container_copy_assignment</a></div><div class="ttdeci">__detected_or_t< false_type, __pocca, _Tp_alloc_type > propagate_on_container_copy_assignment</div><div class="ttdoc">How the allocator is propagated on copy assignment.</div><div class="ttdef"><b>Definition:</b> <a href="a16476_source.html#l00176">bits/alloc_traits.h:176</a></div></div>
<div class="ttc" id="a00419_html"><div class="ttname"><a href="a00419.html">memoryfwd.h</a></div></div>
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