<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.5"/> <title>libstdc++: unordered_base.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> $(document).ready(initResizable); $(window).load(resizeHeight); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">libstdc++ </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.5 --> </div><!-- top --> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> <div id="nav-sync" class="sync"></div> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> $(document).ready(function(){initNavTree('a01620_source.html','');}); </script> <div id="doc-content"> <div class="header"> <div class="headertitle"> <div class="title">unordered_base.h</div> </div> </div><!--header--> <div class="contents"> <a href="a01620.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">// Profiling unordered containers implementation details -*- 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) 2013 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> <span class="comment">//</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 along</span></div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// with this library; see the file COPYING3. If not see</span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// <http://www.gnu.org/licenses/>.</span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"></span></div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">/** @file profile/unordered_base.h</span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * This file is a GNU profile extension to the Standard C++ Library.</span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> */</span></div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#ifndef _GLIBCXX_PROFILE_UNORDERED</span></div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span><span class="preprocessor">#define _GLIBCXX_PROFILE_UNORDERED 1</span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">namespace </span>std _GLIBCXX_VISIBILITY(default)</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="keyword">namespace </span>__profile</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="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont,</div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">typename</span> _Value, <span class="keywordtype">bool</span> _Cache_hash_code></div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">struct </span>_Bucket_index_helper;</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="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keyword">typename</span> _Value></div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">struct </span>_Bucket_index_helper<_UnorderedCont, _Value, true></div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  {</div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">static</span> std::size_t</div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  bucket(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, true>* __node)</div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  { <span class="keywordflow">return</span> __node->_M_hash_code % __uc.bucket_count(); }</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> </div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keyword">typename</span> _Value></div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">struct </span>_Bucket_index_helper<_UnorderedCont, _Value, false></div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  {</div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">static</span> std::size_t</div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  bucket(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, false>* __node)</div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  { <span class="keywordflow">return</span> __uc.bucket(__node->_M_v); }</div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  };</div> <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div> <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keyword">typename</span> _Key, <span class="keyword">typename</span> _Mapped></div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">struct </span>_Bucket_index_helper<_UnorderedCont,</div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  std::pair<const _Key, _Mapped>, false></div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  {</div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">typedef</span> <a class="code" href="a00470.html">std::pair<const _Key, _Mapped></a> _Value;</div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">static</span> std::size_t</div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  bucket(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, false>* __node)</div> <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  { <span class="keywordflow">return</span> __uc.bucket(__node->_M_v.first); }</div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  };</div> <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keyword">typename</span> _Value, <span class="keywordtype">bool</span> _Cache_hash_code></div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  std::size_t</div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  __get_bucket_index(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, _Cache_hash_code>* __node)</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">using</span> __bucket_index_helper</div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  = _Bucket_index_helper<_UnorderedCont, _Value, _Cache_hash_code>;</div> <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span> __bucket_index_helper::bucket(__uc, __node);</div> <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  }</div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont,</div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">typename</span> _Value, <span class="keywordtype">bool</span> _Cache_hash_code></div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">struct </span>_Equal_helper;</div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keyword">typename</span> _Value></div> <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keyword">struct </span>_Equal_helper<_UnorderedCont, _Value, true></div> <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  {</div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">static</span> std::size_t</div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  are_equal(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, true>* __lhs,</div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, true>* __rhs)</div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  {</div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">return</span> __lhs->_M_hash_code == __rhs->_M_hash_code</div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  && __uc.key_eq()(__lhs->_M_v, __rhs->_M_v);</div> <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  };</div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont,</div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">typename</span> _Value></div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">struct </span>_Equal_helper<_UnorderedCont, _Value, false></div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  {</div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">static</span> std::size_t</div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  are_equal(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, false>* __lhs,</div> <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, false>* __rhs)</div> <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  { <span class="keywordflow">return</span> __uc.key_eq()(__lhs->_M_v, __rhs->_M_v); }</div> <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  };</div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont,</div> <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">typename</span> _Key, <span class="keyword">typename</span> _Mapped></div> <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">struct </span>_Equal_helper<_UnorderedCont, std::pair<const _Key, _Mapped>, true></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="keyword">typedef</span> <a class="code" href="a00470.html">std::pair<const _Key, _Mapped></a> _Value;</div> <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div> <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">static</span> std::size_t</div> <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  are_equal(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, true>* __lhs,</div> <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, true>* __rhs)</div> <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  {</div> <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> __lhs->_M_hash_code == __rhs->_M_hash_code</div> <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  && __uc.key_eq()(__lhs->_M_v.first, __rhs->_M_v.first);</div> <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div> <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  };</div> <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div> <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont,</div> <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">typename</span> _Key, <span class="keyword">typename</span> _Mapped></div> <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">struct </span>_Equal_helper<_UnorderedCont, std::pair<const _Key, _Mapped>, false></div> <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  {</div> <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">typedef</span> <a class="code" href="a00470.html">std::pair<const _Key, _Mapped></a> _Value;</div> <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div> <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">static</span> std::size_t</div> <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  are_equal(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, false>* __lhs,</div> <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, false>* __rhs)</div> <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  { <span class="keywordflow">return</span> __uc.key_eq()(__lhs->_M_v.first, __rhs->_M_v.first); }</div> <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  };</div> <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div> <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keyword">typename</span> _Value, <span class="keywordtype">bool</span> _Cache_hash_code></div> <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordtype">bool</span></div> <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  __are_equal(<span class="keyword">const</span> _UnorderedCont& __uc,</div> <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, _Cache_hash_code>* __lhs,</div> <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keyword">const</span> __detail::_Hash_node<_Value, _Cache_hash_code>* __rhs)</div> <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  {</div> <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keyword">using</span> __equal_helper</div> <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  = _Equal_helper<_UnorderedCont, _Value, _Cache_hash_code>;</div> <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">return</span> __equal_helper::are_equal(__uc, __lhs, __rhs);</div> <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div> <div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div> <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keywordtype">bool</span> _Unique_keys></div> <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">class </span>_Unordered_profile</div> <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  {</div> <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  _UnorderedCont&</div> <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  _M_conjure()</div> <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  { <span class="keywordflow">return</span> *(<span class="keyword">static_cast<</span>_UnorderedCont*<span class="keyword">></span>(<span class="keyword">this</span>)); }</div> <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div> <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">using</span> __unique_keys = <a class="code" href="a00458.html">std::integral_constant<bool, _Unique_keys></a>;</div> <div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div> <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keyword">protected</span>:</div> <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  _Unordered_profile()</div> <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  {</div> <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">auto</span>& __uc = _M_conjure();</div> <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  __profcxx_hashtable_construct(&__uc, __uc.bucket_count());</div> <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  __profcxx_hashtable_construct2(&__uc);</div> <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div> <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  _Unordered_profile(<span class="keyword">const</span> _Unordered_profile&)</div> <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  : _Unordered_profile() { }</div> <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  _Unordered_profile(_Unordered_profile&&)</div> <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  : _Unordered_profile() { }</div> <div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div> <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  ~_Unordered_profile() noexcept</div> <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  {</div> <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">auto</span>& __uc = _M_conjure();</div> <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  __profcxx_hashtable_destruct(&__uc, __uc.bucket_count(), __uc.size());</div> <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  _M_profile_destruct();</div> <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div> <div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div> <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  _Unordered_profile&</div> <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  operator=(<span class="keyword">const</span> _Unordered_profile&) = <span class="keywordflow">default</span>;</div> <div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div> <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  _Unordered_profile&</div> <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  operator=(_Unordered_profile&&) = <span class="keywordflow">default</span>;</div> <div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div> <div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">void</span></div> <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  _M_profile_destruct()</div> <div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  {</div> <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">if</span> (!__profcxx_inefficient_hash_is_on())</div> <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">return</span>;</div> <div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div> <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  _M_profile_destruct(__unique_keys());</div> <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div> <div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div> <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keyword">private</span>:</div> <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordtype">void</span></div> <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  _M_profile_destruct(<a class="code" href="a00458.html">std::true_type</a>);</div> <div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div> <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">void</span></div> <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  _M_profile_destruct(<a class="code" href="a00458.html">std::false_type</a>);</div> <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  };</div> <div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div> <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keywordtype">bool</span> _Unique_keys></div> <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordtype">void</span></div> <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  _Unordered_profile<_UnorderedCont, _Unique_keys>::</div> <div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  _M_profile_destruct(<a class="code" href="a00458.html">std::true_type</a>)</div> <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  {</div> <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keyword">auto</span>& __uc = _M_conjure();</div> <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  std::size_t __hops = 0, __lc = 0, __chain = 0;</div> <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keyword">auto</span> __it = __uc.begin();</div> <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">while</span> (__it != __uc.end())</div> <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  {</div> <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keyword">auto</span> __bkt = __get_bucket_index(__uc, __it._M_cur);</div> <div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keyword">auto</span> __lit = __uc.begin(__bkt);</div> <div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keyword">auto</span> __lend = __uc.end(__bkt);</div> <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">for</span> (++__it, ++__lit; __lit != __lend; ++__it, ++__lit)</div> <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  ++__chain;</div> <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">if</span> (__chain)</div> <div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  {</div> <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  ++__chain;</div> <div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  __lc = __lc > __chain ? __lc : __chain;</div> <div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  __hops += __chain * (__chain - 1) / 2;</div> <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  __chain = 0;</div> <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  }</div> <div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  }</div> <div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  __profcxx_hashtable_destruct2(&__uc, __lc, __uc.size(), __hops);</div> <div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  }</div> <div class="line"><a name="l00223"></a><span class="lineno"> 223</span> </div> <div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _UnorderedCont, <span class="keywordtype">bool</span> _Unique_keys></div> <div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordtype">void</span></div> <div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  _Unordered_profile<_UnorderedCont, _Unique_keys>::</div> <div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  _M_profile_destruct(<a class="code" href="a00458.html">std::false_type</a>)</div> <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  {</div> <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keyword">auto</span>& __uc = _M_conjure();</div> <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  std::size_t __hops = 0, __lc = 0, __chain = 0, __unique_size = 0;</div> <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keyword">auto</span> __it = __uc.begin();</div> <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">while</span> (__it != __uc.end())</div> <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  {</div> <div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keyword">auto</span> __bkt = __get_bucket_index(__uc, __it._M_cur);</div> <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keyword">auto</span> __lit = __uc.begin(__bkt);</div> <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">auto</span> __lend = __uc.end(__bkt);</div> <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">auto</span> __pit = __it;</div> <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  ++__unique_size;</div> <div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">for</span> (++__it, ++__lit; __lit != __lend; ++__it, ++__lit)</div> <div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  {</div> <div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">if</span> (!__are_equal(__uc, __pit._M_cur, __it._M_cur))</div> <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  {</div> <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  ++__chain;</div> <div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  ++__unique_size;</div> <div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  __pit = __it;</div> <div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  }</div> <div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div> <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">if</span> (__chain)</div> <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  {</div> <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  ++__chain;</div> <div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  __lc = __lc > __chain ? __lc : __chain;</div> <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  __hops += __chain * (__chain - 1) / 2;</div> <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  __chain = 0;</div> <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  }</div> <div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  }</div> <div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  __profcxx_hashtable_destruct2(&__uc, __lc, __unique_size, __hops);</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> </div> <div class="line"><a name="l00259"></a><span class="lineno"> 259</span> } <span class="comment">// namespace __profile</span></div> <div class="line"><a name="l00260"></a><span class="lineno"> 260</span> } <span class="comment">// namespace std</span></div> <div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div> <div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="preprocessor">#endif</span></div> <div class="ttc" id="a00470_html"><div class="ttname"><a href="a00470.html">std::pair</a></div><div class="ttdoc">Struct holding two objects of arbitrary type. </div><div class="ttdef"><b>Definition:</b> <a href="a01561_source.html#l00096">stl_pair.h:96</a></div></div> <div class="ttc" id="a00458_html"><div class="ttname"><a href="a00458.html">std::integral_constant</a></div><div class="ttdoc">integral_constant </div><div class="ttdef"><b>Definition:</b> <a href="a01609_source.html#l00057">type_traits:57</a></div></div> </div><!-- fragment --></div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="dir_db0ecf5ff2f2b0f79bbdc6312473b0df.html">include</a></li><li class="navelem"><a class="el" href="dir_31859c8959020b8201e9e1a8cb9a465d.html">profile</a></li><li class="navelem"><a class="el" href="a01620.html">unordered_base.h</a></li> <li class="footer">Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.5 </li> </ul> </div> </body> </html>