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<a href="a00164.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">// C++11 <typeindex> -*- 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) 2010-2018 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 include/typeindex</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * This is a Standard C++ Library header.</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> */</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#ifndef _GLIBCXX_TYPEINDEX</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#define _GLIBCXX_TYPEINDEX 1</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#pragma GCC system_header</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#if __cplusplus < 201103L</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"># include <<a class="code" href="a00299.html">bits/c++0x_warning.h</a>></span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <<a class="code" href="a00035.html">typeinfo</a>></span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">namespace </span><a class="code" href="a01538.html">std</a> _GLIBCXX_VISIBILITY(default)</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> _GLIBCXX_BEGIN_NAMESPACE_VERSION</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"></span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> /**</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * @brief Class type_index</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> * @ingroup utilities</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> *</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * The class type_index provides a simple wrapper for type_info</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * which can be used as an index type in associative containers</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> * (23.6) and in unordered associative containers (23.7).</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> */</span></div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="a03032.html"> 52</a></span>  <span class="keyword">struct </span><a class="code" href="a03032.html">type_index</a></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  {</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="a03032.html">type_index</a>(<span class="keyword">const</span> <a class="code" href="a01668.html">type_info</a>& __rhs) noexcept</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  : _M_target(&__rhs) { }</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="keywordtype">bool</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  operator==(<span class="keyword">const</span> <a class="code" href="a03032.html">type_index</a>& __rhs) <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  { <span class="keywordflow">return</span> *_M_target == *__rhs._M_target; }</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="keywordtype">bool</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  operator!=(<span class="keyword">const</span> <a class="code" href="a03032.html">type_index</a>& __rhs) <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  { <span class="keywordflow">return</span> *_M_target != *__rhs._M_target; }</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordtype">bool</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  operator<(<span class="keyword">const</span> <a class="code" href="a03032.html">type_index</a>& __rhs) <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  { <span class="keywordflow">return</span> _M_target->before(*__rhs._M_target); }</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="keywordtype">bool</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  operator<=(<span class="keyword">const</span> <a class="code" href="a03032.html">type_index</a>& __rhs) <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  { <span class="keywordflow">return</span> !__rhs._M_target->before(*_M_target); }</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>  <span class="keywordtype">bool</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  operator>(<span class="keyword">const</span> <a class="code" href="a03032.html">type_index</a>& __rhs) <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  { <span class="keywordflow">return</span> __rhs._M_target->before(*_M_target); }</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">bool</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  operator>=(<span class="keyword">const</span> <a class="code" href="a03032.html">type_index</a>& __rhs) <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  { <span class="keywordflow">return</span> !_M_target->before(*__rhs._M_target); }</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">size_t</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  hash_code() <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  { <span class="keywordflow">return</span> _M_target->hash_code(); }</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>*</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  name() <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  { <span class="keywordflow">return</span> _M_target-><a class="code" href="a01668.html#afe60508ee089cebbd056bd50dfc7c3d7">name</a>(); }</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">const</span> <a class="code" href="a01668.html">type_info</a>* _M_target;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  };</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _Tp> <span class="keyword">struct </span><a class="code" href="a02836.html">hash</a>;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"></span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"> /// std::hash specialization for type_index.</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"></span> <span class="keyword">template</span><></div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="a03036.html"> 97</a></span>  <span class="keyword">struct </span><a class="code" href="a02836.html">hash</a><<a class="code" href="a03032.html">type_index</a>></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  {</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">typedef</span> <span class="keywordtype">size_t</span> result_type;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">typedef</span> <a class="code" href="a03032.html">type_index</a> <a class="code" href="a03032.html">argument_type</a>;</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="keywordtype">size_t</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  operator()(<span class="keyword">const</span> <a class="code" href="a03032.html">type_index</a>& __ti) <span class="keyword">const</span> noexcept</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  { <span class="keywordflow">return</span> __ti.hash_code(); }</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> _GLIBCXX_END_NAMESPACE_VERSION</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> } <span class="comment">// namespace std</span></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> <span class="preprocessor">#endif // C++11</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor">#endif // _GLIBCXX_TYPEINDEX</span></div><div class="ttc" id="a02836_html"><div class="ttname"><a href="a02836.html">std::hash</a></div><div class="ttdoc">Primary class template hash.</div><div class="ttdef"><b>Definition:</b> <a href="a00155_source.html#l00142">system_error:142</a></div></div>
<div class="ttc" id="a00035_html"><div class="ttname"><a href="a00035.html">typeinfo</a></div></div>
<div class="ttc" id="a01668_html"><div class="ttname"><a href="a01668.html">std::type_info</a></div><div class="ttdoc">Part of RTTI.</div><div class="ttdef"><b>Definition:</b> <a href="a00035_source.html#l00088">typeinfo:88</a></div></div>
<div class="ttc" id="a00299_html"><div class="ttname"><a href="a00299.html">c++0x_warning.h</a></div></div>
<div class="ttc" id="a01538_html"><div class="ttname"><a href="a01538.html">std</a></div><div class="ttdoc">ISO C++ entities toplevel namespace is std.</div></div>
<div class="ttc" id="a03032_html"><div class="ttname"><a href="a03032.html">std::type_index</a></div><div class="ttdoc">Class type_indexThe class type_index provides a simple wrapper for type_info which can be used as an ...</div><div class="ttdef"><b>Definition:</b> <a href="a00164_source.html#l00052">typeindex:52</a></div></div>
<div class="ttc" id="a01668_html_afe60508ee089cebbd056bd50dfc7c3d7"><div class="ttname"><a href="a01668.html#afe60508ee089cebbd056bd50dfc7c3d7">std::type_info::name</a></div><div class="ttdeci">const char * name() const noexcept</div><div class="ttdef"><b>Definition:</b> <a href="a00035_source.html#l00099">typeinfo:99</a></div></div>
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