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<div class="title">regex_grep_matcher.tcc</div> </div>
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<a href="a01416.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">// class template regex -*- 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 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">/**</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * @file bits/regex_grep_matcher.tcc</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * This is an internal header file, included by other library headers.</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * Do not attempt to use it directly. @headername{regex}</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <<a class="code" href="a01409.html">regex</a>></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="keyword">namespace </span>std _GLIBCXX_VISIBILITY(default)</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">namespace</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> {</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// A stack of states used in evaluating the NFA.</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">typedef</span> <a class="code" href="a00470.html" title="A standard container giving FILO behavior.">std::stack</a><std::__regex::_StateIdT,</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <a class="code" href="a00957.html" title="A standard container which offers fixed time access to individual elements in any order...">std::vector<std::__regex::_StateIdT></a></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  > _StateStack;</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="comment">// Obtains the next state set given the current state set __s and the current</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="comment">// input character.</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">inline</span> <a class="code" href="a00468.html">std::__regex::_StateSet</a></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  __move(<span class="keyword">const</span> std::__regex::_PatternCursor& __p,</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">const</span> std::__regex::_Nfa& __nfa,</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">const</span> <a class="code" href="a00468.html">std::__regex::_StateSet</a>& __s)</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="a00468.html">std::__regex::_StateSet</a> __m;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">for</span> (<a class="code" href="a00468.html#a3d51d0ac851fe6c1b5d59e3b5aacfe57" title="Iterator-related typedefs.">std::__regex::_StateSet::const_iterator</a> __i = __s.<a class="code" href="a00468.html#a2845ad2b648b419edba995575a1c7979">begin</a>();</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  __i != __s.<a class="code" href="a00468.html#a289af40cd3219bd03b1c2520187dab25">end</a>(); ++__i)</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  {</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">if</span> (*__i == std::__regex::_S_invalid_state_id)</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">const</span> std::__regex::_State& __state = __nfa[*__i];</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">if</span> (__state._M_opcode == std::__regex::_S_opcode_match</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  && __state._M_matches(__p))</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  __m.<a class="code" href="a00468.html#af168dfb4d8e0515557884b2619117c78" title="Attempts to insert an element into the set.">insert</a>(__state._M_next);</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="keywordflow">return</span> __m;</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> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="comment">// returns true if (__s intersect __t) is not empty</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  __includes_some(<span class="keyword">const</span> <a class="code" href="a00468.html">std::__regex::_StateSet</a>& __s,</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">const</span> <a class="code" href="a00468.html">std::__regex::_StateSet</a>& __t)</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="keywordflow">if</span> (__s.<a class="code" href="a00468.html#ad110e6a86f6746027c3baa63458e3c32" title="Returns the size of the set.">size</a>() > 0 && __t.<a class="code" href="a00468.html#ad110e6a86f6746027c3baa63458e3c32" title="Returns the size of the set.">size</a>() > 0)</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  {</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="a00468.html#a3d51d0ac851fe6c1b5d59e3b5aacfe57" title="Iterator-related typedefs.">std::__regex::_StateSet::const_iterator</a> __first = __s.<a class="code" href="a00468.html#a2845ad2b648b419edba995575a1c7979">begin</a>();</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="a00468.html#a3d51d0ac851fe6c1b5d59e3b5aacfe57" title="Iterator-related typedefs.">std::__regex::_StateSet::const_iterator</a> __second = __t.<a class="code" href="a00468.html#a2845ad2b648b419edba995575a1c7979">begin</a>();</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">while</span> (__first != __s.<a class="code" href="a00468.html#a289af40cd3219bd03b1c2520187dab25">end</a>() && __second != __t.<a class="code" href="a00468.html#a289af40cd3219bd03b1c2520187dab25">end</a>())</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  {</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (*__first < *__second)</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  ++__first;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*__second < *__first)</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  ++__second;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</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="keywordflow">return</span> <span class="keyword">false</span>;</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> </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">// If an identified state __u is not already in the current state set __e,</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// insert it and push it on the current state stack __s.</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  __add_visited_state(<span class="keyword">const</span> std::__regex::_StateIdT __u,</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  _StateStack& __s,</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <a class="code" href="a00468.html">std::__regex::_StateSet</a>& __e)</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="keywordflow">if</span> (__e.<a class="code" href="a00468.html#a967644cc24e90c66aa71162952905878" title="Finds the number of elements.">count</a>(__u) == 0)</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>  __e.<a class="code" href="a00468.html#af168dfb4d8e0515557884b2619117c78" title="Attempts to insert an element into the set.">insert</a>(__u);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  __s.push(__u);</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</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="comment">// anonymous namespace</span></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">namespace </span>__regex</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> _GLIBCXX_BEGIN_NAMESPACE_VERSION</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>  <span class="keyword">inline</span> _Grep_matcher::</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  _Grep_matcher(_PatternCursor& __p, _Results& __r,</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">const</span> _AutomatonPtr& __nfa,</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="a01615.html#a98adb09ee60de1b79934e537c821d3fd" title="This is a bitmask type indicating regex matching rules.">regex_constants::match_flag_type</a> __flags)</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  : _M_nfa(static_pointer_cast<_Nfa>(__nfa)), _M_pattern(__p), _M_results(__r)</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>  __regex::_StateSet __t = this->_M_e_closure(_M_nfa->_M_start());</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">for</span> (; !_M_pattern._M_at_end(); _M_pattern._M_next())</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  __t = this->_M_e_closure(__move(_M_pattern, *_M_nfa, __t));</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>  _M_results._M_set_matched(0,</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  __includes_some(_M_nfa->_M_final_states(), __t));</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  }</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">// Creates the e-closure set for the initial state __i.</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">inline</span> _StateSet _Grep_matcher::</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  _M_e_closure(_StateIdT __i)</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>  _StateSet __s;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  __s.<a class="code" href="a00468.html#af168dfb4d8e0515557884b2619117c78" title="Attempts to insert an element into the set.">insert</a>(__i);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  _StateStack __stack;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  __stack.push(__i);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">return</span> this->_M_e_closure(__stack, __s);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  }</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">// Creates the e-closure set for an arbitrary state set __s.</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">inline</span> _StateSet _Grep_matcher::</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  _M_e_closure(<span class="keyword">const</span> _StateSet& __s)</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>  _StateStack __stack;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">for</span> (_StateSet::const_iterator __i = __s.begin(); __i != __s.end(); ++__i)</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  __stack.push(*__i);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">return</span> this->_M_e_closure(__stack, __s);</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">inline</span> _StateSet _Grep_matcher::</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  _M_e_closure(_StateStack& __stack, <span class="keyword">const</span> _StateSet& __s)</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  {</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  _StateSet __e = __s;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">while</span> (!__stack.empty())</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>  _StateIdT __t = __stack.top(); __stack.pop();</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">if</span> (__t == _S_invalid_state_id)</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">// for each __u with edge from __t to __u labeled e do ...</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">const</span> _State& __state = _M_nfa->operator[](__t);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">switch</span> (__state._M_opcode)</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="keywordflow">case</span> _S_opcode_alternative:</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  __add_visited_state(__state._M_next, __stack, __e);</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  __add_visited_state(__state._M_alt, __stack, __e);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">case</span> _S_opcode_subexpr_begin:</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  __add_visited_state(__state._M_next, __stack, __e);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  __state._M_tagger(_M_pattern, _M_results);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">case</span> _S_opcode_subexpr_end:</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  __add_visited_state(__state._M_next, __stack, __e);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  __state._M_tagger(_M_pattern, _M_results);</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  _M_results._M_set_matched(__state._M_subexpr, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">case</span> _S_opcode_accept:</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  __add_visited_state(__state._M_next, __stack, __e);</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  }</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">return</span> __e;</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> _GLIBCXX_END_NAMESPACE_VERSION</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> } <span class="comment">// namespace __regex</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> } <span class="comment">// namespace</span></div>
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