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<a href="a00293.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">// Components for manipulating sequences of characters -*- 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) 1997-2018 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/basic_string.tcc</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{string}</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="comment">//</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// ISO C++ 14882: 21 Strings library</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">//</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="comment">// Written by Jason Merrill based upon the specification by Takanori Adachi</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// in ANSI X3J16/94-0013R2. Rewritten by Nathan Myers to ISO-14882.</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// Non-reference-counted implementation written by Paolo Carlini and</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// updated by Jonathan Wakely for ISO-14882-2011.</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">#ifndef _BASIC_STRING_TCC</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#define _BASIC_STRING_TCC 1</span></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="preprocessor">#pragma GCC system_header</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <<a class="code" href="a00314.html">bits/cxxabi_forced.h</a>></span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">namespace </span><a class="code" href="a01538.html">std</a> _GLIBCXX_VISIBILITY(default)</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> _GLIBCXX_BEGIN_NAMESPACE_VERSION</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="preprocessor">#if _GLIBCXX_USE_CXX11_ABI</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">const</span> <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="a04768.html#ac73924a70ab202e90e1c18c2dea125c9">basic_string<_CharT, _Traits, _Alloc>::npos</a>;</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">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="a04768.html#a82c14c3fd8fa3cd5a7ccf1c76fa89b03">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <a class="code" href="a04768.html#a82c14c3fd8fa3cd5a7ccf1c76fa89b03"> swap</a>(basic_string& __s) _GLIBCXX_NOEXCEPT</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">if</span> (<span class="keyword">this</span> == &__s)</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">return</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>  _Alloc_traits::_S_on_swap(_M_get_allocator(), __s._M_get_allocator());</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">if</span> (_M_is_local())</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span> (__s._M_is_local())</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> (length() && __s.length())</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>  _CharT __tmp_data[_S_local_capacity + 1];</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  traits_type::copy(__tmp_data, __s._M_local_buf,</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  _S_local_capacity + 1);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  traits_type::copy(__s._M_local_buf, _M_local_buf,</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  _S_local_capacity + 1);</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  traits_type::copy(_M_local_buf, __tmp_data,</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  _S_local_capacity + 1);</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="keywordflow">else</span> <span class="keywordflow">if</span> (__s.length())</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>  traits_type::copy(_M_local_buf, __s._M_local_buf,</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  _S_local_capacity + 1);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  _M_length(__s.length());</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  __s._M_set_length(0);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (length())</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>  traits_type::copy(__s._M_local_buf, _M_local_buf,</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  _S_local_capacity + 1);</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  __s._M_length(length());</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  _M_set_length(0);</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">return</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="keywordflow">else</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  {</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">const</span> size_type __tmp_capacity = __s._M_allocated_capacity;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  traits_type::copy(__s._M_local_buf, _M_local_buf,</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  _S_local_capacity + 1);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  _M_data(__s._M_data());</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  __s._M_data(__s._M_local_buf);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  _M_capacity(__tmp_capacity);</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="keywordflow">else</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">const</span> size_type __tmp_capacity = _M_allocated_capacity;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">if</span> (__s._M_is_local())</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>  traits_type::copy(_M_local_buf, __s._M_local_buf,</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  _S_local_capacity + 1);</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  __s._M_data(_M_data());</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  _M_data(_M_local_buf);</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  pointer __tmp_ptr = _M_data();</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  _M_data(__s._M_data());</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  __s._M_data(__tmp_ptr);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  _M_capacity(__s._M_allocated_capacity);</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>  __s._M_capacity(__tmp_capacity);</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> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">const</span> size_type __tmp_length = length();</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  _M_length(__s.length());</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  __s._M_length(__tmp_length);</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> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::pointer</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  _M_create(size_type& __capacity, size_type __old_capacity)</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>  <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// 83. String::npos vs. string::max_size()</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">if</span> (__capacity > max_size())</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  std::__throw_length_error(__N(<span class="stringliteral">"basic_string::_M_create"</span>));</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>  <span class="comment">// The below implements an exponential growth policy, necessary to</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// meet amortized linear time requirements of the library: see</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">// http://gcc.gnu.org/ml/libstdc++/2001-07/msg00085.html.</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">if</span> (__capacity > __old_capacity && __capacity < 2 * __old_capacity)</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  {</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  __capacity = 2 * __old_capacity;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">// Never allocate a string bigger than max_size.</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">if</span> (__capacity > max_size())</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  __capacity = max_size();</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> </div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// NB: Need an array of char_type[__capacity], plus a terminating</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">// null char_type() element.</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">return</span> _Alloc_traits::allocate(_M_get_allocator(), __capacity + 1);</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  }</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="comment">// NB: This is the special case for Input Iterators, used in</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">// istreambuf_iterators, etc.</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// Input Iterators have a cost structure very different from</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="comment">// pointers, calling for a different coding style.</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _InIterator></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  _M_construct(_InIterator __beg, _InIterator __end,</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <a class="code" href="a07652.html">std::input_iterator_tag</a>)</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  {</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  size_type __len = 0;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  size_type __capacity = size_type(_S_local_capacity);</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="keywordflow">while</span> (__beg != __end && __len < __capacity)</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  {</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  _M_data()[__len++] = *__beg;</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  ++__beg;</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> </div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  __try</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>  <span class="keywordflow">while</span> (__beg != __end)</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  {</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">if</span> (__len == __capacity)</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  {</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="comment">// Allocate more space.</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  __capacity = __len + 1;</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  pointer __another = _M_create(__capacity, __len);</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  this->_S_copy(__another, _M_data(), __len);</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  _M_dispose();</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  _M_data(__another);</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  _M_capacity(__capacity);</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>  _M_data()[__len++] = *__beg;</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  ++__beg;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  }</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  __catch(...)</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  {</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  _M_dispose();</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  __throw_exception_again;</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  _M_set_length(__len);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _InIterator></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  _M_construct(_InIterator __beg, _InIterator __end,</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="a07660.html">std::forward_iterator_tag</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="comment">// NB: Not required, but considered best practice.</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">if</span> (__gnu_cxx::__is_null_pointer(__beg) && __beg != __end)</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  std::__throw_logic_error(__N(<span class="stringliteral">"basic_string::"</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="stringliteral">"_M_construct null not valid"</span>));</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>  size_type __dnew = static_cast<size_type>(<a class="code" href="a01538.html#a99b049793a96260d190d781f847038bc">std::distance</a>(__beg, __end));</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="keywordflow">if</span> (__dnew > size_type(_S_local_capacity))</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  {</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  _M_data(_M_create(__dnew, size_type(0)));</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  _M_capacity(__dnew);</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> </div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// Check for out_of_range and length_error exceptions.</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  __try</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  { this->_S_copy_chars(_M_data(), __beg, __end); }</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  __catch(...)</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  {</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  _M_dispose();</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  __throw_exception_again;</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  }</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  _M_set_length(__dnew);</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> </div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  _M_construct(size_type __n, _CharT __c)</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="keywordflow">if</span> (__n > size_type(_S_local_capacity))</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  {</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  _M_data(_M_create(__n, size_type(0)));</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  _M_capacity(__n);</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> </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordflow">if</span> (__n)</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  this->_S_assign(_M_data(), __n, __c);</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  _M_set_length(__n);</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  }</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> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  _M_assign(<span class="keyword">const</span> basic_string& __str)</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  {</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">if</span> (<span class="keyword">this</span> != &__str)</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="keyword">const</span> size_type __rsize = __str.length();</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keyword">const</span> size_type __capacity = capacity();</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="keywordflow">if</span> (__rsize > __capacity)</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  {</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  size_type __new_capacity = __rsize;</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  pointer __tmp = _M_create(__new_capacity, __capacity);</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  _M_dispose();</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  _M_data(__tmp);</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  _M_capacity(__new_capacity);</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">if</span> (__rsize)</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  this->_S_copy(_M_data(), __str._M_data(), __rsize);</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  _M_set_length(__rsize);</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  }</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  }</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span> </div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <a class="code" href="a04768.html#a33d4d3491641d9129f660cb46a9ccac8">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <a class="code" href="a04768.html#a33d4d3491641d9129f660cb46a9ccac8"> reserve</a>(size_type __res)</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  {</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">// Make sure we don't shrink below the current size.</span></div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">if</span> (__res < length())</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  __res = length();</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keyword">const</span> size_type __capacity = capacity();</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">if</span> (__res != __capacity)</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="keywordflow">if</span> (__res > __capacity</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  || __res > size_type(_S_local_capacity))</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  {</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  pointer __tmp = _M_create(__res, __capacity);</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  this->_S_copy(__tmp, _M_data(), length() + 1);</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  _M_dispose();</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  _M_data(__tmp);</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  _M_capacity(__res);</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  }</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!_M_is_local())</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  {</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  this->_S_copy(_M_local_data(), _M_data(), length() + 1);</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  _M_destroy(__capacity);</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  _M_data(_M_local_data());</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  }</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  }</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  }</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> </div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  _M_mutate(size_type __pos, size_type __len1, <span class="keyword">const</span> _CharT* __s,</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  size_type __len2)</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  {</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keyword">const</span> size_type __how_much = length() - __pos - __len1;</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  size_type __new_capacity = length() + __len2 - __len1;</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  pointer __r = _M_create(__new_capacity, capacity());</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">if</span> (__pos)</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  this->_S_copy(__r, _M_data(), __pos);</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">if</span> (__s && __len2)</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  this->_S_copy(__r + __pos, __s, __len2);</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">if</span> (__how_much)</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  this->_S_copy(__r + __pos + __len2,</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  _M_data() + __pos + __len1, __how_much);</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  _M_dispose();</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  _M_data(__r);</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  _M_capacity(__new_capacity);</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  _M_erase(size_type __pos, size_type __n)</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  {</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keyword">const</span> size_type __how_much = length() - __pos - __n;</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">if</span> (__how_much && __n)</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  this->_S_move(_M_data() + __pos, _M_data() + __pos + __n, __how_much);</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  _M_set_length(length() - __n);</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  }</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <a class="code" href="a04768.html#a7530f355537da638911c78ef7925daa9">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <a class="code" href="a04768.html#a7530f355537da638911c78ef7925daa9"> resize</a>(size_type __n, _CharT __c)</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  {</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keyword">const</span> size_type __size = this->size();</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">if</span> (__size < __n)</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  this->append(__n - __size, __c);</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (__n < __size)</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  this->_M_set_length(__n);</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  }</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span> </div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  basic_string<_CharT, _Traits, _Alloc>&</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  _M_append(<span class="keyword">const</span> _CharT* __s, size_type __n)</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  {</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keyword">const</span> size_type __len = __n + this->size();</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span> </div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">if</span> (__len <= this->capacity())</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  {</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keywordflow">if</span> (__n)</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  this->_S_copy(this->_M_data() + this->size(), __s, __n);</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  }</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  this->_M_mutate(this->size(), size_type(0), __s, __n);</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> </div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  this->_M_set_length(__len);</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  }</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _InputIterator></div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  basic_string<_CharT, _Traits, _Alloc>&</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  _M_replace_dispatch(const_iterator __i1, const_iterator __i2,</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  _InputIterator __k1, _InputIterator __k2,</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  std::__false_type)</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  {</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keyword">const</span> basic_string __s(__k1, __k2);</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keyword">const</span> size_type __n1 = __i2 - __i1;</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">return</span> _M_replace(__i1 - <a class="code" href="a01538.html#a549ebac15bcc03ae83f87b89796d89fc">begin</a>(), __n1, __s._M_data(),</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  __s.size());</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  }</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span> </div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  basic_string<_CharT, _Traits, _Alloc>&</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  _M_replace_aux(size_type __pos1, size_type __n1, size_type __n2,</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  _CharT __c)</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  {</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  _M_check_length(__n1, __n2, <span class="stringliteral">"basic_string::_M_replace_aux"</span>);</div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span> </div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keyword">const</span> size_type __old_size = this->size();</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keyword">const</span> size_type __new_size = __old_size + __n2 - __n1;</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span> </div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">if</span> (__new_size <= this->capacity())</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  {</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  pointer __p = this->_M_data() + __pos1;</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keyword">const</span> size_type __how_much = __old_size - __pos1 - __n1;</div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">if</span> (__how_much && __n1 != __n2)</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  this->_S_move(__p + __n2, __p + __n1, __how_much);</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  this->_M_mutate(__pos1, __n1, 0, __n2);</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span> </div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">if</span> (__n2)</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  this->_S_assign(this->_M_data() + __pos1, __n2, __c);</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  this->_M_set_length(__new_size);</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  }</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span> </div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  basic_string<_CharT, _Traits, _Alloc>&</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  _M_replace(size_type __pos, size_type __len1, <span class="keyword">const</span> _CharT* __s,</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keyword">const</span> size_type __len2)</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  {</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  _M_check_length(__len1, __len2, <span class="stringliteral">"basic_string::_M_replace"</span>);</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span> </div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keyword">const</span> size_type __old_size = this->size();</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keyword">const</span> size_type __new_size = __old_size + __len2 - __len1;</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">if</span> (__new_size <= this->capacity())</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  {</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  pointer __p = this->_M_data() + __pos;</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keyword">const</span> size_type __how_much = __old_size - __pos - __len1;</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">if</span> (_M_disjunct(__s))</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  {</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">if</span> (__how_much && __len1 != __len2)</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  this->_S_move(__p + __len2, __p + __len1, __how_much);</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">if</span> (__len2)</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  this->_S_copy(__p, __s, __len2);</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  }</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  {</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="comment">// Work in-place.</span></div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordflow">if</span> (__len2 && __len2 <= __len1)</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  this->_S_move(__p, __s, __len2);</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">if</span> (__how_much && __len1 != __len2)</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  this->_S_move(__p + __len2, __p + __len1, __how_much);</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">if</span> (__len2 > __len1)</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  {</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordflow">if</span> (__s + __len2 <= __p + __len1)</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  this->_S_move(__p, __s, __len2);</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (__s >= __p + __len1)</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  this->_S_copy(__p, __s + __len2 - __len1, __len2);</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  {</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keyword">const</span> size_type __nleft = (__p + __len1) - __s;</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  this->_S_move(__p, __s, __nleft);</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  this->_S_copy(__p + __nleft, __p + __len2,</div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  __len2 - __nleft);</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  }</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  }</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  }</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  }</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  this->_M_mutate(__pos, __len1, __s, __len2);</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> </div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  this->_M_set_length(__new_size);</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  }</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> </div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <a class="code" href="a04768.html#a58b4af90a328f86db6bed2c8e25b4fe5">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <a class="code" href="a04768.html#a58b4af90a328f86db6bed2c8e25b4fe5"> copy</a>(_CharT* __s, size_type __n, size_type __pos)<span class="keyword"> const</span></div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="keyword"> </span>{</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  _M_check(__pos, <span class="stringliteral">"basic_string::copy"</span>);</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  __n = _M_limit(__pos, __n);</div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordflow">if</span> (__n)</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  _S_copy(__s, _M_data() + __pos, __n);</div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="comment">// 21.3.5.7 par 3: do not append null. (good.)</span></div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordflow">return</span> __n;</div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  }</div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span> </div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span> <span class="preprocessor">#else // !_GLIBCXX_USE_CXX11_ABI</span></div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span> </div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keyword">const</span> <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  _Rep::_S_max_size = (((npos - <span class="keyword">sizeof</span>(_Rep_base))/<span class="keyword">sizeof</span>(_CharT)) - 1) / 4;</div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> </div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="keyword">const</span> _CharT</div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  _Rep::_S_terminal = _CharT();</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span> </div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keyword">const</span> <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <a class="code" href="a04768.html#ac73924a70ab202e90e1c18c2dea125c9">basic_string<_CharT, _Traits, _Alloc>::npos</a>;</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span> </div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="comment">// Linker sets _S_empty_rep_storage to all 0s (one reference, empty string)</span></div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment">// at static init time (before static ctors are run).</span></div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  basic_string<_CharT, _Traits, _Alloc>::_Rep::_S_empty_rep_storage[</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  (<span class="keyword">sizeof</span>(_Rep_base) + <span class="keyword">sizeof</span>(_CharT) + <span class="keyword">sizeof</span>(size_type) - 1) /</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="keyword">sizeof</span>(size_type)];</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span> </div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="comment">// NB: This is the special case for Input Iterators, used in</span></div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="comment">// istreambuf_iterators, etc.</span></div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="comment">// Input Iterators have a cost structure very different from</span></div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="comment">// pointers, calling for a different coding style.</span></div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _InIterator></div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  _CharT*</div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  _S_construct(_InIterator __beg, _InIterator __end, <span class="keyword">const</span> _Alloc& __a,</div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  input_iterator_tag)</div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  {</div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="preprocessor">#if _GLIBCXX_FULLY_DYNAMIC_STRING == 0</span></div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keywordflow">if</span> (__beg == __end && __a == _Alloc())</div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordflow">return</span> _S_empty_rep()._M_refdata();</div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="comment">// Avoid reallocation for common case.</span></div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  _CharT __buf[128];</div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  size_type __len = 0;</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keywordflow">while</span> (__beg != __end && __len < <span class="keyword">sizeof</span>(__buf) / <span class="keyword">sizeof</span>(_CharT))</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>  __buf[__len++] = *__beg;</div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  ++__beg;</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>  _Rep* __r = _Rep::_S_create(__len, size_type(0), __a);</div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  _M_copy(__r->_M_refdata(), __buf, __len);</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  __try</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  {</div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">while</span> (__beg != __end)</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  {</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <span class="keywordflow">if</span> (__len == __r->_M_capacity)</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>  <span class="comment">// Allocate more space.</span></div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  _Rep* __another = _Rep::_S_create(__len + 1, __len, __a);</div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  _M_copy(__another->_M_refdata(), __r->_M_refdata(), __len);</div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  __r->_M_destroy(__a);</div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  __r = __another;</div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  }</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  __r->_M_refdata()[__len++] = *__beg;</div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  ++__beg;</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>  }</div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  __catch(...)</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>  __r->_M_destroy(__a);</div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  __throw_exception_again;</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>  __r->_M_set_length_and_sharable(__len);</div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">return</span> __r->_M_refdata();</div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  }</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>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> _InIterator></div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  _CharT*</div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  _S_construct(_InIterator __beg, _InIterator __end, <span class="keyword">const</span> _Alloc& __a,</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  forward_iterator_tag)</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  {</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span> <span class="preprocessor">#if _GLIBCXX_FULLY_DYNAMIC_STRING == 0</span></div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="keywordflow">if</span> (__beg == __end && __a == _Alloc())</div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keywordflow">return</span> _S_empty_rep()._M_refdata();</div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="comment">// NB: Not required, but considered best practice.</span></div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keywordflow">if</span> (__gnu_cxx::__is_null_pointer(__beg) && __beg != __end)</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  __throw_logic_error(__N(<span class="stringliteral">"basic_string::_S_construct null not valid"</span>));</div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span> </div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keyword">const</span> size_type __dnew = static_cast<size_type>(<a class="code" href="a01538.html#a99b049793a96260d190d781f847038bc">std::distance</a>(__beg,</div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  __end));</div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="comment">// Check for out_of_range and length_error exceptions.</span></div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  _Rep* __r = _Rep::_S_create(__dnew, size_type(0), __a);</div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  __try</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  { _S_copy_chars(__r->_M_refdata(), __beg, __end); }</div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  __catch(...)</div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  {</div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  __r->_M_destroy(__a);</div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  __throw_exception_again;</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  }</div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  __r->_M_set_length_and_sharable(__dnew);</div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  <span class="keywordflow">return</span> __r->_M_refdata();</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> </div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  _CharT*</div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  _S_construct(size_type __n, _CharT __c, <span class="keyword">const</span> _Alloc& __a)</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="preprocessor">#if _GLIBCXX_FULLY_DYNAMIC_STRING == 0</span></div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keywordflow">if</span> (__n == 0 && __a == _Alloc())</div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="keywordflow">return</span> _S_empty_rep()._M_refdata();</div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="comment">// Check for out_of_range and length_error exceptions.</span></div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  _Rep* __r = _Rep::_S_create(__n, size_type(0), __a);</div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keywordflow">if</span> (__n)</div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  _M_assign(__r->_M_refdata(), __n, __c);</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span> </div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  __r->_M_set_length_and_sharable(__n);</div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keywordflow">return</span> __r->_M_refdata();</div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  }</div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span> </div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <a class="code" href="a04768.html#a28efca629663d35f1b46b53716fcb952">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00610"></a><span class="lineno"><a class="line" href="a04768.html#a2e170755f18d8f170ea8af7645a9023c"> 610</a></span> <a class="code" href="a04768.html#a28efca629663d35f1b46b53716fcb952"> basic_string</a>(<span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str)</div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  : _M_dataplus(__str._M_rep()->_M_grab(_Alloc(__str.get_allocator()),</div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  __str.get_allocator()),</div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  __str.get_allocator())</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> </div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00618"></a><span class="lineno"><a class="line" href="a04768.html#a1b86aa9be110b05515cb86436ebecd0c"> 618</a></span> <a class="code" href="a04768.html"> basic_string</a>(<span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  : _M_dataplus(_S_construct(size_type(), _CharT(), __a), __a)</div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  { }</div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span> </div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00624"></a><span class="lineno"><a class="line" href="a04768.html#a35f89df42b1be1f7aad124282bed3047"> 624</a></span> <a class="code" href="a04768.html"> basic_string</a>(<span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str, size_type __pos, <span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  : _M_dataplus(_S_construct(__str._M_data()</div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  + __str._M_check(__pos,</div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="stringliteral">"basic_string::basic_string"</span>),</div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  __str._M_data() + __str._M_limit(__pos, npos)</div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  + __pos, __a), __a)</div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  { }</div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span> </div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00634"></a><span class="lineno"><a class="line" href="a04768.html#a3672802c25dce648e465405729d370c6"> 634</a></span> <a class="code" href="a04768.html"> basic_string</a>(<span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str, size_type __pos, size_type __n)</div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  : _M_dataplus(_S_construct(__str._M_data()</div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  + __str._M_check(__pos,</div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <span class="stringliteral">"basic_string::basic_string"</span>),</div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  __str._M_data() + __str._M_limit(__pos, __n)</div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  + __pos, _Alloc()), _Alloc())</div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  { }</div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span> </div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00644"></a><span class="lineno"><a class="line" href="a04768.html#a50b1cd322a3ce4b1a19874996dc68e5d"> 644</a></span> <a class="code" href="a04768.html"> basic_string</a>(<span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str, size_type __pos,</div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  size_type __n, <span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  : _M_dataplus(_S_construct(__str._M_data()</div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  + __str._M_check(__pos,</div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="stringliteral">"basic_string::basic_string"</span>),</div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  __str._M_data() + __str._M_limit(__pos, __n)</div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  + __pos, __a), __a)</div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  { }</div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span> </div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="comment">// TBD: DPG annotate</span></div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00656"></a><span class="lineno"><a class="line" href="a04768.html#af08d7a344515d8e99fbc1bc495e03ac7"> 656</a></span> <a class="code" href="a04768.html"> basic_string</a>(<span class="keyword">const</span> _CharT* __s, size_type __n, <span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  : _M_dataplus(_S_construct(__s, __s + __n, __a), __a)</div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  { }</div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span> </div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="comment">// TBD: DPG annotate</span></div><div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00663"></a><span class="lineno"><a class="line" href="a04768.html#ae8ec7e4ede4ff46c057ccc86c7548112"> 663</a></span> <a class="code" href="a04768.html"> basic_string</a>(<span class="keyword">const</span> _CharT* __s, <span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  : _M_dataplus(_S_construct(__s, __s ? __s + traits_type::length(__s) :</div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  __s + npos, __a), __a)</div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  { }</div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span> </div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00670"></a><span class="lineno"><a class="line" href="a04768.html#a72834c85f7d482aa0edb360d3e63aa47"> 670</a></span> <a class="code" href="a04768.html"> basic_string</a>(size_type __n, _CharT __c, <span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  : _M_dataplus(_S_construct(__n, __c, __a), __a)</div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  { }</div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span> </div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <span class="comment">// TBD: DPG annotate</span></div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _InputIterator></div><div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00678"></a><span class="lineno"><a class="line" href="a04768.html#a0b3a0c256b0cade0c276550827e5605c"> 678</a></span> <a class="code" href="a04768.html"> basic_string</a>(_InputIterator __beg, _InputIterator __end, <span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  : _M_dataplus(_S_construct(__beg, __end, __a), __a)</div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  { }</div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span> </div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span> <span class="preprocessor">#if __cplusplus >= 201103L</span></div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00685"></a><span class="lineno"><a class="line" href="a04768.html#a464829dac12de13b7fdd9411d413fca3"> 685</a></span> <a class="code" href="a04768.html"> basic_string</a>(<a class="code" href="a01652.html">initializer_list<_CharT></a> __l, <span class="keyword">const</span> _Alloc& __a)</div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  : _M_dataplus(_S_construct(__l.<a class="code" href="a01538.html#a549ebac15bcc03ae83f87b89796d89fc">begin</a>(), __l.<a class="code" href="a01538.html#a579ff3807b61f57bda29d023b3918504">end</a>(), __a), __a)</div><div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  { }</div><div class="line"><a name="l00688"></a><span class="lineno"> 688</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00689"></a><span class="lineno"> 689</span> </div><div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00693"></a><span class="lineno"><a class="line" href="a04768.html#a40c0c4216ddc30d2d77595a0af24e0a6"> 693</a></span> <a class="code" href="a04768.html"> assign</a>(<span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str)</div><div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  {</div><div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  <span class="keywordflow">if</span> (_M_rep() != __str._M_rep())</div><div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  {</div><div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="comment">// XXX MT</span></div><div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keyword">const</span> allocator_type __a = this->get_allocator();</div><div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  _CharT* __tmp = __str._M_rep()->_M_grab(__a, __str.<a class="code" href="a04768.html#ac74bf867dd0c370a371d27715417037d">get_allocator</a>());</div><div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  _M_rep()->_M_dispose(__a);</div><div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  _M_data(__tmp);</div><div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  }</div><div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  }</div><div class="line"><a name="l00705"></a><span class="lineno"> 705</span> </div><div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00709"></a><span class="lineno"><a class="line" href="a04768.html#a29921ea06a2addf4f553a0926cee86ed"> 709</a></span> <a class="code" href="a04768.html"> assign</a>(<span class="keyword">const</span> _CharT* __s, size_type __n)</div><div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  {</div><div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  _M_check_length(this->size(), __n, <span class="stringliteral">"basic_string::assign"</span>);</div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="keywordflow">if</span> (_M_disjunct(__s) || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordflow">return</span> _M_replace_safe(size_type(0), this->size(), __s, __n);</div><div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  {</div><div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  <span class="comment">// Work in-place.</span></div><div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  <span class="keyword">const</span> size_type __pos = __s - _M_data();</div><div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <span class="keywordflow">if</span> (__pos >= __n)</div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  _M_copy(_M_data(), __s, __n);</div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (__pos)</div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  _M_move(_M_data(), __s, __n);</div><div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  _M_rep()->_M_set_length_and_sharable(__n);</div><div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  }</div><div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  }</div><div class="line"><a name="l00727"></a><span class="lineno"> 727</span> </div><div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00731"></a><span class="lineno"><a class="line" href="a04768.html#a41e22e66a2acd2c64d15cabdc9d3820d"> 731</a></span> <a class="code" href="a04768.html"> append</a>(size_type __n, _CharT __c)</div><div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  {</div><div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  <span class="keywordflow">if</span> (__n)</div><div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  {</div><div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  _M_check_length(size_type(0), __n, <span class="stringliteral">"basic_string::append"</span>); </div><div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="keyword">const</span> size_type __len = __n + this->size();</div><div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <span class="keywordflow">if</span> (__len > this->capacity() || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  this->reserve(__len);</div><div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  _M_assign(_M_data() + this->size(), __n, __c);</div><div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  _M_rep()->_M_set_length_and_sharable(__len);</div><div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  }</div><div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  }</div><div class="line"><a name="l00744"></a><span class="lineno"> 744</span> </div><div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00748"></a><span class="lineno"><a class="line" href="a04768.html#aedb1f587c0c2da80a654e467e0b02103"> 748</a></span> <a class="code" href="a04768.html"> append</a>(<span class="keyword">const</span> _CharT* __s, size_type __n)</div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  {</div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="keywordflow">if</span> (__n)</div><div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  {</div><div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  _M_check_length(size_type(0), __n, <span class="stringliteral">"basic_string::append"</span>);</div><div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <span class="keyword">const</span> size_type __len = __n + this->size();</div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="keywordflow">if</span> (__len > this->capacity() || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  {</div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <span class="keywordflow">if</span> (_M_disjunct(__s))</div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  this->reserve(__len);</div><div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  {</div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="keyword">const</span> size_type __off = __s - _M_data();</div><div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  this->reserve(__len);</div><div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  __s = _M_data() + __off;</div><div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  }</div><div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  }</div><div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  _M_copy(_M_data() + this->size(), __s, __n);</div><div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  _M_rep()->_M_set_length_and_sharable(__len);</div><div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  }</div><div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  }</div><div class="line"><a name="l00771"></a><span class="lineno"> 771</span> </div><div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00775"></a><span class="lineno"><a class="line" href="a04768.html#a93795d6e4ab56974a69099a52726c1e1"> 775</a></span> <a class="code" href="a04768.html"> append</a>(<span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str)</div><div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  {</div><div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keyword">const</span> size_type __size = __str.<a class="code" href="a04768.html#a676f896c88073521cfac7aab5f3da5af">size</a>();</div><div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <span class="keywordflow">if</span> (__size)</div><div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  {</div><div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  <span class="keyword">const</span> size_type __len = __size + this->size();</div><div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <span class="keywordflow">if</span> (__len > this->capacity() || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  this->reserve(__len);</div><div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  _M_copy(_M_data() + this->size(), __str._M_data(), __size);</div><div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  _M_rep()->_M_set_length_and_sharable(__len);</div><div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  }</div><div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  } </div><div class="line"><a name="l00788"></a><span class="lineno"> 788</span> </div><div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00792"></a><span class="lineno"><a class="line" href="a04768.html#a07de98e080c12d6a757368e040baaa6d"> 792</a></span> <a class="code" href="a04768.html"> append</a>(<span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str, size_type __pos, size_type __n)</div><div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  {</div><div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  __str._M_check(__pos, <span class="stringliteral">"basic_string::append"</span>);</div><div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  __n = __str._M_limit(__pos, __n);</div><div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  <span class="keywordflow">if</span> (__n)</div><div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  {</div><div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  <span class="keyword">const</span> size_type __len = __n + this->size();</div><div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordflow">if</span> (__len > this->capacity() || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  this->reserve(__len);</div><div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  _M_copy(_M_data() + this->size(), __str._M_data() + __pos, __n);</div><div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  _M_rep()->_M_set_length_and_sharable(__len); </div><div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  }</div><div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  }</div><div class="line"><a name="l00806"></a><span class="lineno"> 806</span> </div><div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00810"></a><span class="lineno"><a class="line" href="a04768.html#a5ddc3f0696e69ba341e5cbdc78a1a727"> 810</a></span> <a class="code" href="a04768.html"> insert</a>(size_type __pos, <span class="keyword">const</span> _CharT* __s, size_type __n)</div><div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  {</div><div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  _M_check(__pos, <span class="stringliteral">"basic_string::insert"</span>);</div><div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  _M_check_length(size_type(0), __n, <span class="stringliteral">"basic_string::insert"</span>);</div><div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <span class="keywordflow">if</span> (_M_disjunct(__s) || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <span class="keywordflow">return</span> _M_replace_safe(__pos, size_type(0), __s, __n);</div><div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  {</div><div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  <span class="comment">// Work in-place.</span></div><div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  <span class="keyword">const</span> size_type __off = __s - _M_data();</div><div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  _M_mutate(__pos, 0, __n);</div><div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  __s = _M_data() + __off;</div><div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  _CharT* __p = _M_data() + __pos;</div><div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  <span class="keywordflow">if</span> (__s + __n <= __p)</div><div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  _M_copy(__p, __s, __n);</div><div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (__s >= __p)</div><div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  _M_copy(__p, __s + __n, __n);</div><div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  {</div><div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  <span class="keyword">const</span> size_type __nleft = __p - __s;</div><div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  _M_copy(__p, __s, __nleft);</div><div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  _M_copy(__p + __nleft, __p + __n, __n - __nleft);</div><div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  }</div><div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  }</div><div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  }</div><div class="line"><a name="l00837"></a><span class="lineno"> 837</span> </div><div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::iterator</div><div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00841"></a><span class="lineno"><a class="line" href="a04768.html#a14043b49e3ab3c8834b1936a8bdf7fd7"> 841</a></span> <a class="code" href="a04768.html"> erase</a>(iterator __first, iterator __last)</div><div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  {</div><div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  _GLIBCXX_DEBUG_PEDASSERT(__first >= _M_ibegin() && __first <= __last</div><div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  && __last <= _M_iend());</div><div class="line"><a name="l00845"></a><span class="lineno"> 845</span> </div><div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  <span class="comment">// NB: This isn't just an optimization (bail out early when</span></div><div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  <span class="comment">// there is nothing to do, really), it's also a correctness</span></div><div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  <span class="comment">// issue vs MT, see libstdc++/40518.</span></div><div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  <span class="keyword">const</span> size_type __size = __last - __first;</div><div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  <span class="keywordflow">if</span> (__size)</div><div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  {</div><div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  <span class="keyword">const</span> size_type __pos = __first - _M_ibegin();</div><div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  _M_mutate(__pos, __size, size_type(0));</div><div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  _M_rep()->_M_set_leaked();</div><div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  <span class="keywordflow">return</span> iterator(_M_data() + __pos);</div><div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  }</div><div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  <span class="keywordflow">return</span> __first;</div><div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  }</div><div class="line"><a name="l00860"></a><span class="lineno"> 860</span> </div><div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00864"></a><span class="lineno"><a class="line" href="a04768.html#a51945801c8054e522d106ead6dbb2f5d"> 864</a></span> <a class="code" href="a04768.html"> replace</a>(size_type __pos, size_type __n1, <span class="keyword">const</span> _CharT* __s,</div><div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  size_type __n2)</div><div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  {</div><div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  __glibcxx_requires_string_len(__s, __n2);</div><div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  _M_check(__pos, <span class="stringliteral">"basic_string::replace"</span>);</div><div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  __n1 = _M_limit(__pos, __n1);</div><div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  _M_check_length(__n1, __n2, <span class="stringliteral">"basic_string::replace"</span>);</div><div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="keywordtype">bool</span> __left;</div><div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  <span class="keywordflow">if</span> (_M_disjunct(__s) || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  <span class="keywordflow">return</span> _M_replace_safe(__pos, __n1, __s, __n2);</div><div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((__left = __s + __n2 <= _M_data() + __pos)</div><div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  || _M_data() + __pos + __n1 <= __s)</div><div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  {</div><div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  <span class="comment">// Work in-place: non-overlapping case.</span></div><div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  size_type __off = __s - _M_data();</div><div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  __left ? __off : (__off += __n2 - __n1);</div><div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  _M_mutate(__pos, __n1, __n2);</div><div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  _M_copy(_M_data() + __pos, _M_data() + __off, __n2);</div><div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  }</div><div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  {</div><div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  <span class="comment">// Todo: overlapping case.</span></div><div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a> __tmp(__s, __n2);</div><div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <span class="keywordflow">return</span> _M_replace_safe(__pos, __n1, __tmp._M_data(), __n2);</div><div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  }</div><div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  }</div><div class="line"><a name="l00891"></a><span class="lineno"> 891</span> </div><div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::_Rep::</a></div><div class="line"><a name="l00895"></a><span class="lineno"> 895</span> <a class="code" href="a04768.html"> _M_destroy</a>(<span class="keyword">const</span> _Alloc& __a) <span class="keywordflow">throw</span> ()</div><div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  {</div><div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  <span class="keyword">const</span> size_type __size = <span class="keyword">sizeof</span>(_Rep_base) +</div><div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  (this->_M_capacity + 1) * <span class="keyword">sizeof</span>(_CharT);</div><div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  _Raw_bytes_alloc(__a).deallocate(reinterpret_cast<char*>(<span class="keyword">this</span>), __size);</div><div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  }</div><div class="line"><a name="l00901"></a><span class="lineno"> 901</span> </div><div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  _M_leak_hard()</div><div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  {</div><div class="line"><a name="l00907"></a><span class="lineno"> 907</span> <span class="preprocessor">#if _GLIBCXX_FULLY_DYNAMIC_STRING == 0</span></div><div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  <span class="keywordflow">if</span> (_M_rep() == &_S_empty_rep())</div><div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00910"></a><span class="lineno"> 910</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  <span class="keywordflow">if</span> (_M_rep()->_M_is_shared())</div><div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  _M_mutate(0, 0, 0);</div><div class="line"><a name="l00913"></a><span class="lineno"> 913</span>  _M_rep()->_M_set_leaked();</div><div class="line"><a name="l00914"></a><span class="lineno"> 914</span>  }</div><div class="line"><a name="l00915"></a><span class="lineno"> 915</span> </div><div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  _M_mutate(size_type __pos, size_type __len1, size_type __len2)</div><div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  {</div><div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  <span class="keyword">const</span> size_type __old_size = this->size();</div><div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  <span class="keyword">const</span> size_type __new_size = __old_size + __len2 - __len1;</div><div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  <span class="keyword">const</span> size_type __how_much = __old_size - __pos - __len1;</div><div class="line"><a name="l00924"></a><span class="lineno"> 924</span> </div><div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  <span class="keywordflow">if</span> (__new_size > this->capacity() || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  {</div><div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  <span class="comment">// Must reallocate.</span></div><div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  <span class="keyword">const</span> allocator_type __a = get_allocator();</div><div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  _Rep* __r = _Rep::_S_create(__new_size, this->capacity(), __a);</div><div class="line"><a name="l00930"></a><span class="lineno"> 930</span> </div><div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  <span class="keywordflow">if</span> (__pos)</div><div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  _M_copy(__r->_M_refdata(), _M_data(), __pos);</div><div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  <span class="keywordflow">if</span> (__how_much)</div><div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  _M_copy(__r->_M_refdata() + __pos + __len2,</div><div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  _M_data() + __pos + __len1, __how_much);</div><div class="line"><a name="l00936"></a><span class="lineno"> 936</span> </div><div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  _M_rep()->_M_dispose(__a);</div><div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  _M_data(__r->_M_refdata());</div><div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  }</div><div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (__how_much && __len1 != __len2)</div><div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  {</div><div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  <span class="comment">// Work in-place.</span></div><div class="line"><a name="l00943"></a><span class="lineno"> 943</span>  _M_move(_M_data() + __pos + __len2,</div><div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  _M_data() + __pos + __len1, __how_much);</div><div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  }</div><div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  _M_rep()->_M_set_length_and_sharable(__new_size);</div><div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  }</div><div class="line"><a name="l00948"></a><span class="lineno"> 948</span> </div><div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l00952"></a><span class="lineno"><a class="line" href="a04768.html#a33d4d3491641d9129f660cb46a9ccac8"> 952</a></span>  reserve(size_type __res)</div><div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  {</div><div class="line"><a name="l00954"></a><span class="lineno"> 954</span>  <span class="keywordflow">if</span> (__res != this->capacity() || _M_rep()->_M_is_shared())</div><div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  {</div><div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  <span class="comment">// Make sure we don't shrink below the current size</span></div><div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  <span class="keywordflow">if</span> (__res < this->size())</div><div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  __res = this->size();</div><div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  <span class="keyword">const</span> allocator_type __a = get_allocator();</div><div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  _CharT* __tmp = _M_rep()->_M_clone(__a, __res - this->size());</div><div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  _M_rep()->_M_dispose(__a);</div><div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  _M_data(__tmp);</div><div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  }</div><div class="line"><a name="l00964"></a><span class="lineno"> 964</span>  }</div><div class="line"><a name="l00965"></a><span class="lineno"> 965</span> </div><div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l00969"></a><span class="lineno"><a class="line" href="a04768.html#a82c14c3fd8fa3cd5a7ccf1c76fa89b03"> 969</a></span> <a class="code" href="a04768.html"> swap</a>(<a class="code" href="a04768.html">basic_string</a>& __s)</div><div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  {</div><div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  <span class="keywordflow">if</span> (_M_rep()->_M_is_leaked())</div><div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  _M_rep()->_M_set_sharable();</div><div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  <span class="keywordflow">if</span> (__s._M_rep()->_M_is_leaked())</div><div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  __s._M_rep()->_M_set_sharable();</div><div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  <span class="keywordflow">if</span> (this->get_allocator() == __s.<a class="code" href="a04768.html#ac74bf867dd0c370a371d27715417037d">get_allocator</a>())</div><div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  {</div><div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  _CharT* __tmp = _M_data();</div><div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  _M_data(__s._M_data());</div><div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  __s._M_data(__tmp);</div><div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  }</div><div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  <span class="comment">// The code below can usually be optimized away.</span></div><div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  {</div><div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  <span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a> __tmp1(_M_ibegin(), _M_iend(),</div><div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  __s.<a class="code" href="a04768.html#ac74bf867dd0c370a371d27715417037d">get_allocator</a>());</div><div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  <span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a> __tmp2(__s._M_ibegin(), __s._M_iend(),</div><div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  this->get_allocator());</div><div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  *<span class="keyword">this</span> = __tmp2;</div><div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  __s = __tmp1;</div><div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  }</div><div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  }</div><div class="line"><a name="l00992"></a><span class="lineno"> 992</span> </div><div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  <span class="keyword">typename</span> <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::_Rep</a>*</div><div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::_Rep::</a></div><div class="line"><a name="l00996"></a><span class="lineno"> 996</span> <a class="code" href="a04768.html"> _S_create</a>(size_type __capacity, size_type __old_capacity,</div><div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  <span class="keyword">const</span> _Alloc& __alloc)</div><div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  {</div><div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  <span class="comment">// 83. String::npos vs. string::max_size()</span></div><div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  <span class="keywordflow">if</span> (__capacity > _S_max_size)</div><div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>  __throw_length_error(__N(<span class="stringliteral">"basic_string::_S_create"</span>));</div><div class="line"><a name="l01003"></a><span class="lineno"> 1003</span> </div><div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>  <span class="comment">// The standard places no restriction on allocating more memory</span></div><div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  <span class="comment">// than is strictly needed within this layer at the moment or as</span></div><div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <span class="comment">// requested by an explicit application call to reserve().</span></div><div class="line"><a name="l01007"></a><span class="lineno"> 1007</span> </div><div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  <span class="comment">// Many malloc implementations perform quite poorly when an</span></div><div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  <span class="comment">// application attempts to allocate memory in a stepwise fashion</span></div><div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <span class="comment">// growing each allocation size by only 1 char. Additionally,</span></div><div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <span class="comment">// it makes little sense to allocate less linear memory than the</span></div><div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <span class="comment">// natural blocking size of the malloc implementation.</span></div><div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="comment">// Unfortunately, we would need a somewhat low-level calculation</span></div><div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  <span class="comment">// with tuned parameters to get this perfect for any particular</span></div><div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <span class="comment">// malloc implementation. Fortunately, generalizations about</span></div><div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  <span class="comment">// common features seen among implementations seems to suffice.</span></div><div class="line"><a name="l01017"></a><span class="lineno"> 1017</span> </div><div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  <span class="comment">// __pagesize need not match the actual VM page size for good</span></div><div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  <span class="comment">// results in practice, thus we pick a common value on the low</span></div><div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  <span class="comment">// side. __malloc_header_size is an estimate of the amount of</span></div><div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  <span class="comment">// overhead per memory allocation (in practice seen N * sizeof</span></div><div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  <span class="comment">// (void*) where N is 0, 2 or 4). According to folklore,</span></div><div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  <span class="comment">// picking this value on the high side is better than</span></div><div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  <span class="comment">// low-balling it (especially when this algorithm is used with</span></div><div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  <span class="comment">// malloc implementations that allocate memory blocks rounded up</span></div><div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  <span class="comment">// to a size which is a power of 2).</span></div><div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  <span class="keyword">const</span> size_type __pagesize = 4096;</div><div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  <span class="keyword">const</span> size_type __malloc_header_size = 4 * <span class="keyword">sizeof</span>(<span class="keywordtype">void</span>*);</div><div class="line"><a name="l01029"></a><span class="lineno"> 1029</span> </div><div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  <span class="comment">// The below implements an exponential growth policy, necessary to</span></div><div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  <span class="comment">// meet amortized linear time requirements of the library: see</span></div><div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  <span class="comment">// http://gcc.gnu.org/ml/libstdc++/2001-07/msg00085.html.</span></div><div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  <span class="comment">// It's active for allocations requiring an amount of memory above</span></div><div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <span class="comment">// system pagesize. This is consistent with the requirements of the</span></div><div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  <span class="comment">// standard: http://gcc.gnu.org/ml/libstdc++/2001-07/msg00130.html</span></div><div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  <span class="keywordflow">if</span> (__capacity > __old_capacity && __capacity < 2 * __old_capacity)</div><div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  __capacity = 2 * __old_capacity;</div><div class="line"><a name="l01038"></a><span class="lineno"> 1038</span> </div><div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <span class="comment">// NB: Need an array of char_type[__capacity], plus a terminating</span></div><div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  <span class="comment">// null char_type() element, plus enough for the _Rep data structure.</span></div><div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  <span class="comment">// Whew. Seemingly so needy, yet so elemental.</span></div><div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  size_type __size = (__capacity + 1) * <span class="keyword">sizeof</span>(_CharT) + <span class="keyword">sizeof</span>(_Rep);</div><div class="line"><a name="l01043"></a><span class="lineno"> 1043</span> </div><div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  <span class="keyword">const</span> size_type __adj_size = __size + __malloc_header_size;</div><div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  <span class="keywordflow">if</span> (__adj_size > __pagesize && __capacity > __old_capacity)</div><div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  {</div><div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  <span class="keyword">const</span> size_type __extra = __pagesize - __adj_size % __pagesize;</div><div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  __capacity += __extra / <span class="keyword">sizeof</span>(_CharT);</div><div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  <span class="comment">// Never allocate a string bigger than _S_max_size.</span></div><div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  <span class="keywordflow">if</span> (__capacity > _S_max_size)</div><div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  __capacity = _S_max_size;</div><div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  __size = (__capacity + 1) * <span class="keyword">sizeof</span>(_CharT) + <span class="keyword">sizeof</span>(_Rep);</div><div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  }</div><div class="line"><a name="l01054"></a><span class="lineno"> 1054</span> </div><div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  <span class="comment">// NB: Might throw, but no worries about a leak, mate: _Rep()</span></div><div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  <span class="comment">// does not throw.</span></div><div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  <span class="keywordtype">void</span>* __place = _Raw_bytes_alloc(__alloc).allocate(__size);</div><div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  _Rep *__p = <span class="keyword">new</span> (__place) _Rep;</div><div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  __p->_M_capacity = __capacity;</div><div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  <span class="comment">// ABI compatibility - 3.4.x set in _S_create both</span></div><div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  <span class="comment">// _M_refcount and _M_length. All callers of _S_create</span></div><div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="comment">// in basic_string.tcc then set just _M_length.</span></div><div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  <span class="comment">// In 4.0.x and later both _M_refcount and _M_length</span></div><div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  <span class="comment">// are initialized in the callers, unfortunately we can</span></div><div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  <span class="comment">// have 3.4.x compiled code with _S_create callers inlined</span></div><div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  <span class="comment">// calling 4.0.x+ _S_create.</span></div><div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  __p->_M_set_sharable();</div><div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  <span class="keywordflow">return</span> __p;</div><div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  }</div><div class="line"><a name="l01070"></a><span class="lineno"> 1070</span> </div><div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  _CharT*</div><div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  basic_string<_CharT, _Traits, _Alloc>::_Rep::</div><div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  _M_clone(<span class="keyword">const</span> _Alloc& __alloc, size_type __res)</div><div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  {</div><div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  <span class="comment">// Requested capacity of the clone.</span></div><div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  <span class="keyword">const</span> size_type __requested_cap = this->_M_length + __res;</div><div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  _Rep* __r = _Rep::_S_create(__requested_cap, this->_M_capacity,</div><div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  __alloc);</div><div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  <span class="keywordflow">if</span> (this->_M_length)</div><div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  _M_copy(__r->_M_refdata(), _M_refdata(), this->_M_length);</div><div class="line"><a name="l01082"></a><span class="lineno"> 1082</span> </div><div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>  __r->_M_set_length_and_sharable(this->_M_length);</div><div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>  <span class="keywordflow">return</span> __r->_M_refdata();</div><div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>  }</div><div class="line"><a name="l01086"></a><span class="lineno"> 1086</span> </div><div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l01090"></a><span class="lineno"><a class="line" href="a04768.html#a7530f355537da638911c78ef7925daa9"> 1090</a></span>  resize(size_type __n, _CharT __c)</div><div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  {</div><div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  <span class="keyword">const</span> size_type __size = this->size();</div><div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  _M_check_length(__size, __n, <span class="stringliteral">"basic_string::resize"</span>);</div><div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  <span class="keywordflow">if</span> (__size < __n)</div><div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  this->append(__n - __size, __c);</div><div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (__n < __size)</div><div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>  this->erase(__n);</div><div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  <span class="comment">// else nothing (in particular, avoid calling _M_mutate() unnecessarily.)</span></div><div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  }</div><div class="line"><a name="l01100"></a><span class="lineno"> 1100</span> </div><div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _InputIterator></div><div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>&</div><div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01105"></a><span class="lineno"> 1105</span> <a class="code" href="a04768.html"> _M_replace_dispatch</a>(<a class="code" href="a07672.html">iterator</a> __i1, <a class="code" href="a07672.html">iterator</a> __i2, _InputIterator __k1,</div><div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  _InputIterator __k2, __false_type)</div><div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  {</div><div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  <span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a> __s(__k1, __k2);</div><div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  <span class="keyword">const</span> size_type __n1 = __i2 - __i1;</div><div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  _M_check_length(__n1, __s.size(), <span class="stringliteral">"basic_string::_M_replace_dispatch"</span>);</div><div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>  <span class="keywordflow">return</span> _M_replace_safe(__i1 - _M_ibegin(), __n1, __s._M_data(),</div><div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  __s.size());</div><div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>  }</div><div class="line"><a name="l01114"></a><span class="lineno"> 1114</span> </div><div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  basic_string<_CharT, _Traits, _Alloc>&</div><div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  _M_replace_aux(size_type __pos1, size_type __n1, size_type __n2,</div><div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  _CharT __c)</div><div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>  {</div><div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>  _M_check_length(__n1, __n2, <span class="stringliteral">"basic_string::_M_replace_aux"</span>);</div><div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  _M_mutate(__pos1, __n1, __n2);</div><div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  <span class="keywordflow">if</span> (__n2)</div><div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>  _M_assign(_M_data() + __pos1, __n2, __c);</div><div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  }</div><div class="line"><a name="l01127"></a><span class="lineno"> 1127</span> </div><div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  basic_string<_CharT, _Traits, _Alloc>&</div><div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  _M_replace_safe(size_type __pos1, size_type __n1, <span class="keyword">const</span> _CharT* __s,</div><div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>  size_type __n2)</div><div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>  {</div><div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  _M_mutate(__pos1, __n1, __n2);</div><div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  <span class="keywordflow">if</span> (__n2)</div><div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  _M_copy(_M_data() + __pos1, __s, __n2);</div><div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  }</div><div class="line"><a name="l01139"></a><span class="lineno"> 1139</span> </div><div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l01143"></a><span class="lineno"><a class="line" href="a04768.html#a58b4af90a328f86db6bed2c8e25b4fe5"> 1143</a></span>  copy(_CharT* __s, size_type __n, size_type __pos)<span class="keyword"> const</span></div><div class="line"><a name="l01144"></a><span class="lineno"> 1144</span> <span class="keyword"> </span>{</div><div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  _M_check(__pos, <span class="stringliteral">"basic_string::copy"</span>);</div><div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  __n = _M_limit(__pos, __n);</div><div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  <span class="keywordflow">if</span> (__n)</div><div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  _M_copy(__s, _M_data() + __pos, __n);</div><div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  <span class="comment">// 21.3.5.7 par 3: do not append null. (good.)</span></div><div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  <span class="keywordflow">return</span> __n;</div><div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  }</div><div class="line"><a name="l01153"></a><span class="lineno"> 1153</span> <span class="preprocessor">#endif // !_GLIBCXX_USE_CXX11_ABI</span></div><div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  </div><div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a></div><div class="line"><a name="l01157"></a><span class="lineno"><a class="line" href="a01538.html#ae220860a64ea80fb9522daf38053aa8f"> 1157</a></span>  operator+(<span class="keyword">const</span> _CharT* __lhs,</div><div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>  <span class="keyword">const</span> <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>& __rhs)</div><div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>  {</div><div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>  __glibcxx_requires_string(__lhs);</div><div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  <span class="keyword">typedef</span> <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a> __string_type;</div><div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __string_type::size_type __size_type;</div><div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>  <span class="keyword">const</span> __size_type __len = _Traits::length(__lhs);</div><div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>  __string_type __str;</div><div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  __str.reserve(__len + __rhs.<a class="code" href="a04768.html#a676f896c88073521cfac7aab5f3da5af">size</a>());</div><div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>  __str.append(__lhs, __len);</div><div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  __str.append(__rhs);</div><div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  <span class="keywordflow">return</span> __str;</div><div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  }</div><div class="line"><a name="l01170"></a><span class="lineno"> 1170</span> </div><div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  basic_string<_CharT, _Traits, _Alloc></div><div class="line"><a name="l01173"></a><span class="lineno"><a class="line" href="a01538.html#a952b727c802635e947a9a6b64f2f3ed1"> 1173</a></span>  operator+(_CharT __lhs, <span class="keyword">const</span> <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>& __rhs)</div><div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  {</div><div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>  <span class="keyword">typedef</span> <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a> __string_type;</div><div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __string_type::size_type __size_type;</div><div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>  __string_type __str;</div><div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  <span class="keyword">const</span> __size_type __len = __rhs.<a class="code" href="a04768.html#a676f896c88073521cfac7aab5f3da5af">size</a>();</div><div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  __str.reserve(__len + 1);</div><div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  __str.append(__size_type(1), __lhs);</div><div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  __str.append(__rhs);</div><div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>  <span class="keywordflow">return</span> __str;</div><div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>  }</div><div class="line"><a name="l01184"></a><span class="lineno"> 1184</span> </div><div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>  basic_string<_CharT, _Traits, _Alloc>::</div><div class="line"><a name="l01188"></a><span class="lineno"><a class="line" href="a04768.html#a2905ece9a19045bd348be9fd2aa01664"> 1188</a></span>  find(<span class="keyword">const</span> _CharT* __s, size_type __pos, size_type __n) <span class="keyword">const</span></div><div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  {</div><div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>  <span class="keyword">const</span> size_type __size = this->size();</div><div class="line"><a name="l01193"></a><span class="lineno"> 1193</span> </div><div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  <span class="keywordflow">if</span> (__n == 0)</div><div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>  <span class="keywordflow">return</span> __pos <= __size ? __pos : npos;</div><div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>  <span class="keywordflow">if</span> (__pos >= __size)</div><div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01198"></a><span class="lineno"> 1198</span> </div><div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>  <span class="keyword">const</span> _CharT __elem0 = __s[0];</div><div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>  <span class="keyword">const</span> _CharT* <span class="keyword">const</span> __data = data();</div><div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="keyword">const</span> _CharT* __first = __data + __pos;</div><div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>  <span class="keyword">const</span> _CharT* <span class="keyword">const</span> __last = __data + __size;</div><div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  size_type __len = __size - __pos;</div><div class="line"><a name="l01204"></a><span class="lineno"> 1204</span> </div><div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>  <span class="keywordflow">while</span> (__len >= __n)</div><div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>  {</div><div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  <span class="comment">// Find the first occurrence of __elem0:</span></div><div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  __first = traits_type::find(__first, __len - __n + 1, __elem0);</div><div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  <span class="keywordflow">if</span> (!__first)</div><div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  <span class="comment">// Compare the full strings from the first occurrence of __elem0.</span></div><div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  <span class="comment">// We already know that __first[0] == __s[0] but compare them again</span></div><div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  <span class="comment">// anyway because __s is probably aligned, which helps memcmp.</span></div><div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  <span class="keywordflow">if</span> (traits_type::compare(__first, __s, __n) == 0)</div><div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>  <span class="keywordflow">return</span> __first - __data;</div><div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  __len = __last - ++__first;</div><div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>  }</div><div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>  }</div><div class="line"><a name="l01220"></a><span class="lineno"> 1220</span> </div><div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01224"></a><span class="lineno"><a class="line" href="a04768.html#ad22ff0adb9ffcbc5fcbde132fce0898d"> 1224</a></span> <a class="code" href="a04768.html"> find</a>(_CharT __c, size_type __pos) <span class="keyword">const</span> _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>  {</div><div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  size_type __ret = npos;</div><div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  <span class="keyword">const</span> size_type __size = this->size();</div><div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  <span class="keywordflow">if</span> (__pos < __size)</div><div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  {</div><div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  <span class="keyword">const</span> _CharT* __data = _M_data();</div><div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>  <span class="keyword">const</span> size_type __n = __size - __pos;</div><div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>  <span class="keyword">const</span> _CharT* __p = traits_type::find(__data + __pos, __n, __c);</div><div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keywordflow">if</span> (__p)</div><div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  __ret = __p - __data;</div><div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  }</div><div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  <span class="keywordflow">return</span> __ret;</div><div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>  }</div><div class="line"><a name="l01238"></a><span class="lineno"> 1238</span> </div><div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01242"></a><span class="lineno"><a class="line" href="a04768.html#a62cac31568a34b427b6faf3962f72746"> 1242</a></span> <a class="code" href="a04768.html"> rfind</a>(<span class="keyword">const</span> _CharT* __s, size_type __pos, size_type __n) <span class="keyword">const</span></div><div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  {</div><div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  <span class="keyword">const</span> size_type __size = this->size();</div><div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  <span class="keywordflow">if</span> (__n <= __size)</div><div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  {</div><div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  __pos = <a class="code" href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a>(size_type(__size - __n), __pos);</div><div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  <span class="keyword">const</span> _CharT* __data = _M_data();</div><div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  <span class="keywordflow">do</span></div><div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  {</div><div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  <span class="keywordflow">if</span> (traits_type::compare(__data + __pos, __s, __n) == 0)</div><div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>  <span class="keywordflow">return</span> __pos;</div><div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  }</div><div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>  <span class="keywordflow">while</span> (__pos-- > 0);</div><div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>  }</div><div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>  }</div><div class="line"><a name="l01260"></a><span class="lineno"> 1260</span> </div><div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01264"></a><span class="lineno"><a class="line" href="a04768.html#a3287a95c5ac1c576aac7c1c28d3f001a"> 1264</a></span> <a class="code" href="a04768.html"> rfind</a>(_CharT __c, size_type __pos) <span class="keyword">const</span> _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  {</div><div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>  size_type __size = this->size();</div><div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>  <span class="keywordflow">if</span> (__size)</div><div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>  {</div><div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>  <span class="keywordflow">if</span> (--__size > __pos)</div><div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>  __size = __pos;</div><div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  <span class="keywordflow">for</span> (++__size; __size-- > 0; )</div><div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  <span class="keywordflow">if</span> (traits_type::eq(_M_data()[__size], __c))</div><div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>  <span class="keywordflow">return</span> __size;</div><div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  }</div><div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>  }</div><div class="line"><a name="l01277"></a><span class="lineno"> 1277</span> </div><div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01281"></a><span class="lineno"><a class="line" href="a04768.html#a3539b87ea391ab52a571f62e3f4d3516"> 1281</a></span> <a class="code" href="a04768.html"> find_first_of</a>(<span class="keyword">const</span> _CharT* __s, size_type __pos, size_type __n) <span class="keyword">const</span></div><div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>  _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>  {</div><div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>  <span class="keywordflow">for</span> (; __n && __pos < this->size(); ++__pos)</div><div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>  {</div><div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>  <span class="keyword">const</span> _CharT* __p = traits_type::find(__s, __n, _M_data()[__pos]);</div><div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>  <span class="keywordflow">if</span> (__p)</div><div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>  <span class="keywordflow">return</span> __pos;</div><div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>  }</div><div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  }</div><div class="line"><a name="l01293"></a><span class="lineno"> 1293</span> </div><div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01297"></a><span class="lineno"><a class="line" href="a04768.html#abebb36705e89a99c9c8dd8b4968aa6f3"> 1297</a></span> <a class="code" href="a04768.html"> find_last_of</a>(<span class="keyword">const</span> _CharT* __s, size_type __pos, size_type __n) <span class="keyword">const</span></div><div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>  _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>  {</div><div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  size_type __size = this->size();</div><div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  <span class="keywordflow">if</span> (__size && __n)</div><div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  {</div><div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  <span class="keywordflow">if</span> (--__size > __pos)</div><div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  __size = __pos;</div><div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  <span class="keywordflow">do</span></div><div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  {</div><div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>  <span class="keywordflow">if</span> (traits_type::find(__s, __n, _M_data()[__size]))</div><div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>  <span class="keywordflow">return</span> __size;</div><div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>  }</div><div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>  <span class="keywordflow">while</span> (__size-- != 0);</div><div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>  }</div><div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>  }</div><div class="line"><a name="l01315"></a><span class="lineno"> 1315</span> </div><div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01319"></a><span class="lineno"><a class="line" href="a04768.html#a2ecada165b41788e4817cb31b8e5269b"> 1319</a></span> <a class="code" href="a04768.html"> find_first_not_of</a>(<span class="keyword">const</span> _CharT* __s, size_type __pos, size_type __n) <span class="keyword">const</span></div><div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>  _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>  {</div><div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>  <span class="keywordflow">for</span> (; __pos < this->size(); ++__pos)</div><div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>  <span class="keywordflow">if</span> (!traits_type::find(__s, __n, _M_data()[__pos]))</div><div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>  <span class="keywordflow">return</span> __pos;</div><div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>  }</div><div class="line"><a name="l01328"></a><span class="lineno"> 1328</span> </div><div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01332"></a><span class="lineno"><a class="line" href="a04768.html#a0766f7adbc9a185b21bb1356ab6e302f"> 1332</a></span> <a class="code" href="a04768.html"> find_first_not_of</a>(_CharT __c, size_type __pos) <span class="keyword">const</span> _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>  {</div><div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  <span class="keywordflow">for</span> (; __pos < this->size(); ++__pos)</div><div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  <span class="keywordflow">if</span> (!traits_type::eq(_M_data()[__pos], __c))</div><div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  <span class="keywordflow">return</span> __pos;</div><div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  }</div><div class="line"><a name="l01339"></a><span class="lineno"> 1339</span> </div><div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01343"></a><span class="lineno"><a class="line" href="a04768.html#ae7c601a7f29a2304f2f014faaa789652"> 1343</a></span> <a class="code" href="a04768.html"> find_last_not_of</a>(<span class="keyword">const</span> _CharT* __s, size_type __pos, size_type __n) <span class="keyword">const</span></div><div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>  _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  {</div><div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  __glibcxx_requires_string_len(__s, __n);</div><div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>  size_type __size = this->size();</div><div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>  <span class="keywordflow">if</span> (__size)</div><div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  {</div><div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>  <span class="keywordflow">if</span> (--__size > __pos)</div><div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  __size = __pos;</div><div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>  <span class="keywordflow">do</span></div><div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>  {</div><div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  <span class="keywordflow">if</span> (!traits_type::find(__s, __n, _M_data()[__size]))</div><div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>  <span class="keywordflow">return</span> __size;</div><div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>  }</div><div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>  <span class="keywordflow">while</span> (__size--);</div><div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  }</div><div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>  }</div><div class="line"><a name="l01361"></a><span class="lineno"> 1361</span> </div><div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  <span class="keyword">typename</span> basic_string<_CharT, _Traits, _Alloc>::size_type</div><div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01365"></a><span class="lineno"><a class="line" href="a04768.html#a779c081af38b8c6af0341ed88e19c69f"> 1365</a></span> <a class="code" href="a04768.html"> find_last_not_of</a>(_CharT __c, size_type __pos) <span class="keyword">const</span> _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>  {</div><div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>  size_type __size = this->size();</div><div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>  <span class="keywordflow">if</span> (__size)</div><div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>  {</div><div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>  <span class="keywordflow">if</span> (--__size > __pos)</div><div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>  __size = __pos;</div><div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>  <span class="keywordflow">do</span></div><div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>  {</div><div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>  <span class="keywordflow">if</span> (!traits_type::eq(_M_data()[__size], __c))</div><div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>  <span class="keywordflow">return</span> __size;</div><div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>  }</div><div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>  <span class="keywordflow">while</span> (__size--);</div><div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>  }</div><div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>  <span class="keywordflow">return</span> npos;</div><div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>  }</div><div class="line"><a name="l01381"></a><span class="lineno"> 1381</span> </div><div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>  <span class="keywordtype">int</span></div><div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01385"></a><span class="lineno"><a class="line" href="a04768.html#a2bd799002ba56d91f9d7da0f66a39034"> 1385</a></span> <a class="code" href="a04768.html"> compare</a>(size_type __pos, size_type __n, <span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str)<span class="keyword"> const</span></div><div class="line"><a name="l01386"></a><span class="lineno"> 1386</span> <span class="keyword"> </span>{</div><div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  _M_check(__pos, <span class="stringliteral">"basic_string::compare"</span>);</div><div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>  __n = _M_limit(__pos, __n);</div><div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  <span class="keyword">const</span> size_type __osize = __str.<a class="code" href="a04768.html#a676f896c88073521cfac7aab5f3da5af">size</a>();</div><div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>  <span class="keyword">const</span> size_type __len = <a class="code" href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a>(__n, __osize);</div><div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  <span class="keywordtype">int</span> __r = traits_type::compare(_M_data() + __pos, __str.<a class="code" href="a04768.html#a7998fb98c9eddd604864547d4ed4a80f">data</a>(), __len);</div><div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>  <span class="keywordflow">if</span> (!__r)</div><div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>  __r = _S_compare(__n, __osize);</div><div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>  <span class="keywordflow">return</span> __r;</div><div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>  }</div><div class="line"><a name="l01396"></a><span class="lineno"> 1396</span> </div><div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>  <span class="keywordtype">int</span></div><div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01400"></a><span class="lineno"><a class="line" href="a04768.html#a00fcb723571cc0e06c053dd40d3f9089"> 1400</a></span> <a class="code" href="a04768.html"> compare</a>(size_type __pos1, size_type __n1, <span class="keyword">const</span> <a class="code" href="a04768.html">basic_string</a>& __str,</div><div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>  size_type __pos2, size_type __n2)<span class="keyword"> const</span></div><div class="line"><a name="l01402"></a><span class="lineno"> 1402</span> <span class="keyword"> </span>{</div><div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>  _M_check(__pos1, <span class="stringliteral">"basic_string::compare"</span>);</div><div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>  __str._M_check(__pos2, <span class="stringliteral">"basic_string::compare"</span>);</div><div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>  __n1 = _M_limit(__pos1, __n1);</div><div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>  __n2 = __str._M_limit(__pos2, __n2);</div><div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>  <span class="keyword">const</span> size_type __len = <a class="code" href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a>(__n1, __n2);</div><div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>  <span class="keywordtype">int</span> __r = traits_type::compare(_M_data() + __pos1,</div><div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>  __str.<a class="code" href="a04768.html#a7998fb98c9eddd604864547d4ed4a80f">data</a>() + __pos2, __len);</div><div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>  <span class="keywordflow">if</span> (!__r)</div><div class="line"><a name="l01411"></a><span class="lineno"> 1411</span>  __r = _S_compare(__n1, __n2);</div><div class="line"><a name="l01412"></a><span class="lineno"> 1412</span>  <span class="keywordflow">return</span> __r;</div><div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>  }</div><div class="line"><a name="l01414"></a><span class="lineno"> 1414</span> </div><div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>  <span class="keywordtype">int</span></div><div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc>::</a></div><div class="line"><a name="l01418"></a><span class="lineno"><a class="line" href="a04768.html#a215d1d73d41a557d9615091708945db6"> 1418</a></span> <a class="code" href="a04768.html"> compare</a>(<span class="keyword">const</span> _CharT* __s) <span class="keyword">const</span> _GLIBCXX_NOEXCEPT</div><div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>  {</div><div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>  __glibcxx_requires_string(__s);</div><div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>  <span class="keyword">const</span> size_type __size = this->size();</div><div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>  <span class="keyword">const</span> size_type __osize = traits_type::length(__s);</div><div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>  <span class="keyword">const</span> size_type __len = <a class="code" href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a>(__size, __osize);</div><div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>  <span class="keywordtype">int</span> __r = traits_type::compare(_M_data(), __s, __len);</div><div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>  <span class="keywordflow">if</span> (!__r)</div><div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>  __r = _S_compare(__size, __osize);</div><div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>  <span class="keywordflow">return</span> __r;</div><div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>  }</div><div class="line"><a name="l01429"></a><span class="lineno"> 1429</span> </div><div class="line"><a name="l01430"></a><span class="lineno"> 1430</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>  <span class="keywordtype">int</span></div><div class="line"><a name="l01432"></a><span class="lineno"> 1432</span>  <a class="code" href="a04768.html">basic_string <_CharT, _Traits, _Alloc></a>::</div><div class="line"><a name="l01433"></a><span class="lineno"><a class="line" href="a04768.html#a2e70c8910f113af5e6698c105982610a"> 1433</a></span>  compare(size_type __pos, size_type __n1, <span class="keyword">const</span> _CharT* __s)<span class="keyword"> const</span></div><div class="line"><a name="l01434"></a><span class="lineno"> 1434</span> <span class="keyword"> </span>{</div><div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>  __glibcxx_requires_string(__s);</div><div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>  _M_check(__pos, <span class="stringliteral">"basic_string::compare"</span>);</div><div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>  __n1 = _M_limit(__pos, __n1);</div><div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>  <span class="keyword">const</span> size_type __osize = traits_type::length(__s);</div><div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>  <span class="keyword">const</span> size_type __len = <a class="code" href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a>(__n1, __osize);</div><div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>  <span class="keywordtype">int</span> __r = traits_type::compare(_M_data() + __pos, __s, __len);</div><div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>  <span class="keywordflow">if</span> (!__r)</div><div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>  __r = _S_compare(__n1, __osize);</div><div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>  <span class="keywordflow">return</span> __r;</div><div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>  }</div><div class="line"><a name="l01445"></a><span class="lineno"> 1445</span> </div><div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>  <span class="keywordtype">int</span></div><div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>  <a class="code" href="a04768.html">basic_string <_CharT, _Traits, _Alloc></a>::</div><div class="line"><a name="l01449"></a><span class="lineno"><a class="line" href="a04768.html#a30a54ee684d64bf8e2474d8b21eb1abf"> 1449</a></span>  compare(size_type __pos, size_type __n1, <span class="keyword">const</span> _CharT* __s,</div><div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>  size_type __n2)<span class="keyword"> const</span></div><div class="line"><a name="l01451"></a><span class="lineno"> 1451</span> <span class="keyword"> </span>{</div><div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>  __glibcxx_requires_string_len(__s, __n2);</div><div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>  _M_check(__pos, <span class="stringliteral">"basic_string::compare"</span>);</div><div class="line"><a name="l01454"></a><span class="lineno"> 1454</span>  __n1 = _M_limit(__pos, __n1);</div><div class="line"><a name="l01455"></a><span class="lineno"> 1455</span>  <span class="keyword">const</span> size_type __len = <a class="code" href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a>(__n1, __n2);</div><div class="line"><a name="l01456"></a><span class="lineno"> 1456</span>  <span class="keywordtype">int</span> __r = traits_type::compare(_M_data() + __pos, __s, __len);</div><div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>  <span class="keywordflow">if</span> (!__r)</div><div class="line"><a name="l01458"></a><span class="lineno"> 1458</span>  __r = _S_compare(__n1, __n2);</div><div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>  <span class="keywordflow">return</span> __r;</div><div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>  }</div><div class="line"><a name="l01461"></a><span class="lineno"> 1461</span> </div><div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>  <span class="comment">// 21.3.7.9 basic_string::getline and operators</span></div><div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01464"></a><span class="lineno"> 1464</span>  <a class="code" href="a02456.html">basic_istream<_CharT, _Traits></a>&</div><div class="line"><a name="l01465"></a><span class="lineno"><a class="line" href="a01538.html#a6447193cb914c78fb13064c210e26ed8"> 1465</a></span>  <a class="code" href="a01538.html#a01cd5810d682dec840eee4ed6d2170d4">operator>></a>(<a class="code" href="a02456.html">basic_istream<_CharT, _Traits></a>& __in,</div><div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>& __str)</div><div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>  {</div><div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>  <span class="keyword">typedef</span> <a class="code" href="a02456.html">basic_istream<_CharT, _Traits></a> __istream_type;</div><div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  <span class="keyword">typedef</span> <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a> __string_type;</div><div class="line"><a name="l01470"></a><span class="lineno"> 1470</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __istream_type::ios_base __ios_base;</div><div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __istream_type::int_type __int_type;</div><div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __string_type::size_type __size_type;</div><div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>  <span class="keyword">typedef</span> <a class="code" href="a05856.html">ctype<_CharT></a> __ctype_type;</div><div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __ctype_type::ctype_base __ctype_base;</div><div class="line"><a name="l01475"></a><span class="lineno"> 1475</span> </div><div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>  __size_type __extracted = 0;</div><div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>  <span class="keyword">typename</span> __ios_base::iostate __err = __ios_base::goodbit;</div><div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>  <span class="keyword">typename</span> __istream_type::sentry __cerb(__in, <span class="keyword">false</span>);</div><div class="line"><a name="l01479"></a><span class="lineno"> 1479</span>  <span class="keywordflow">if</span> (__cerb)</div><div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>  {</div><div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>  __try</div><div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>  {</div><div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>  <span class="comment">// Avoid reallocation for common case.</span></div><div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>  __str.<a class="code" href="a04768.html#ad0c376cb963e61712842490d44d53a74">erase</a>();</div><div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>  _CharT __buf[128];</div><div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>  __size_type __len = 0; </div><div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>  <span class="keyword">const</span> <a class="code" href="a01538.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a> __w = __in.<a class="code" href="a05796.html#aaa842e4e56ec6001f6a6c9a75c601133">width</a>();</div><div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>  <span class="keyword">const</span> __size_type __n = __w > 0 ? static_cast<__size_type>(__w)</div><div class="line"><a name="l01489"></a><span class="lineno"> 1489</span>  : __str.<a class="code" href="a04768.html#ae64648328b956cc014db981cfd763df4">max_size</a>();</div><div class="line"><a name="l01490"></a><span class="lineno"> 1490</span>  <span class="keyword">const</span> __ctype_type& __ct = use_facet<__ctype_type>(__in.<a class="code" href="a05796.html#ad2ef2af6c7194c081df6c0d505c28699">getloc</a>());</div><div class="line"><a name="l01491"></a><span class="lineno"> 1491</span>  <span class="keyword">const</span> __int_type __eof = _Traits::eof();</div><div class="line"><a name="l01492"></a><span class="lineno"> 1492</span>  __int_type __c = __in.<a class="code" href="a02448.html#a21f92cbfd296f81694cdaef956d0bd6d">rdbuf</a>()->sgetc();</div><div class="line"><a name="l01493"></a><span class="lineno"> 1493</span> </div><div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>  <span class="keywordflow">while</span> (__extracted < __n</div><div class="line"><a name="l01495"></a><span class="lineno"> 1495</span>  && !_Traits::eq_int_type(__c, __eof)</div><div class="line"><a name="l01496"></a><span class="lineno"> 1496</span>  && !__ct.is(__ctype_base::space,</div><div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>  _Traits::to_char_type(__c)))</div><div class="line"><a name="l01498"></a><span class="lineno"> 1498</span>  {</div><div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>  <span class="keywordflow">if</span> (__len == <span class="keyword">sizeof</span>(__buf) / <span class="keyword">sizeof</span>(_CharT))</div><div class="line"><a name="l01500"></a><span class="lineno"> 1500</span>  {</div><div class="line"><a name="l01501"></a><span class="lineno"> 1501</span>  __str.<a class="code" href="a04768.html#a93795d6e4ab56974a69099a52726c1e1">append</a>(__buf, <span class="keyword">sizeof</span>(__buf) / <span class="keyword">sizeof</span>(_CharT));</div><div class="line"><a name="l01502"></a><span class="lineno"> 1502</span>  __len = 0;</div><div class="line"><a name="l01503"></a><span class="lineno"> 1503</span>  }</div><div class="line"><a name="l01504"></a><span class="lineno"> 1504</span>  __buf[__len++] = _Traits::to_char_type(__c);</div><div class="line"><a name="l01505"></a><span class="lineno"> 1505</span>  ++__extracted;</div><div class="line"><a name="l01506"></a><span class="lineno"> 1506</span>  __c = __in.<a class="code" href="a02448.html#a21f92cbfd296f81694cdaef956d0bd6d">rdbuf</a>()->snextc();</div><div class="line"><a name="l01507"></a><span class="lineno"> 1507</span>  }</div><div class="line"><a name="l01508"></a><span class="lineno"> 1508</span>  __str.<a class="code" href="a04768.html#a93795d6e4ab56974a69099a52726c1e1">append</a>(__buf, __len);</div><div class="line"><a name="l01509"></a><span class="lineno"> 1509</span> </div><div class="line"><a name="l01510"></a><span class="lineno"> 1510</span>  <span class="keywordflow">if</span> (_Traits::eq_int_type(__c, __eof))</div><div class="line"><a name="l01511"></a><span class="lineno"> 1511</span>  __err |= __ios_base::eofbit;</div><div class="line"><a name="l01512"></a><span class="lineno"> 1512</span>  __in.<a class="code" href="a05796.html#aaa842e4e56ec6001f6a6c9a75c601133">width</a>(0);</div><div class="line"><a name="l01513"></a><span class="lineno"> 1513</span>  }</div><div class="line"><a name="l01514"></a><span class="lineno"> 1514</span>  __catch(<a class="code" href="a05332.html">__cxxabiv1::__forced_unwind</a>&)</div><div class="line"><a name="l01515"></a><span class="lineno"> 1515</span>  {</div><div class="line"><a name="l01516"></a><span class="lineno"> 1516</span>  __in._M_setstate(__ios_base::badbit);</div><div class="line"><a name="l01517"></a><span class="lineno"> 1517</span>  __throw_exception_again;</div><div class="line"><a name="l01518"></a><span class="lineno"> 1518</span>  }</div><div class="line"><a name="l01519"></a><span class="lineno"> 1519</span>  __catch(...)</div><div class="line"><a name="l01520"></a><span class="lineno"> 1520</span>  {</div><div class="line"><a name="l01521"></a><span class="lineno"> 1521</span>  <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l01522"></a><span class="lineno"> 1522</span>  <span class="comment">// 91. Description of operator>> and getline() for string<></span></div><div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>  <span class="comment">// might cause endless loop</span></div><div class="line"><a name="l01524"></a><span class="lineno"> 1524</span>  __in._M_setstate(__ios_base::badbit);</div><div class="line"><a name="l01525"></a><span class="lineno"> 1525</span>  }</div><div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>  }</div><div class="line"><a name="l01527"></a><span class="lineno"> 1527</span>  <span class="comment">// 211. operator>>(istream&, string&) doesn't set failbit</span></div><div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>  <span class="keywordflow">if</span> (!__extracted)</div><div class="line"><a name="l01529"></a><span class="lineno"> 1529</span>  __err |= __ios_base::failbit;</div><div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>  <span class="keywordflow">if</span> (__err)</div><div class="line"><a name="l01531"></a><span class="lineno"> 1531</span>  __in.<a class="code" href="a02448.html#a2da7d3305cba0695b1d1bec916ae64b0">setstate</a>(__err);</div><div class="line"><a name="l01532"></a><span class="lineno"> 1532</span>  <span class="keywordflow">return</span> __in;</div><div class="line"><a name="l01533"></a><span class="lineno"> 1533</span>  }</div><div class="line"><a name="l01534"></a><span class="lineno"> 1534</span> </div><div class="line"><a name="l01535"></a><span class="lineno"> 1535</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT, <span class="keyword">typename</span> _Traits, <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>  basic_istream<_CharT, _Traits>&</div><div class="line"><a name="l01537"></a><span class="lineno"><a class="line" href="a01538.html#a3590b5fa48da4e75fbf0054287e3a46b"> 1537</a></span>  <a class="code" href="a01538.html#a3590b5fa48da4e75fbf0054287e3a46b">getline</a>(<a class="code" href="a02456.html">basic_istream<_CharT, _Traits></a>& __in,</div><div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>  <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a>& __str, _CharT __delim)</div><div class="line"><a name="l01539"></a><span class="lineno"> 1539</span>  {</div><div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>  <span class="keyword">typedef</span> <a class="code" href="a02456.html">basic_istream<_CharT, _Traits></a> __istream_type;</div><div class="line"><a name="l01541"></a><span class="lineno"> 1541</span>  <span class="keyword">typedef</span> <a class="code" href="a04768.html">basic_string<_CharT, _Traits, _Alloc></a> __string_type;</div><div class="line"><a name="l01542"></a><span class="lineno"> 1542</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __istream_type::ios_base __ios_base;</div><div class="line"><a name="l01543"></a><span class="lineno"> 1543</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __istream_type::int_type __int_type;</div><div class="line"><a name="l01544"></a><span class="lineno"> 1544</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __string_type::size_type __size_type;</div><div class="line"><a name="l01545"></a><span class="lineno"> 1545</span> </div><div class="line"><a name="l01546"></a><span class="lineno"> 1546</span>  __size_type __extracted = 0;</div><div class="line"><a name="l01547"></a><span class="lineno"> 1547</span>  <span class="keyword">const</span> __size_type __n = __str.<a class="code" href="a04768.html#ae64648328b956cc014db981cfd763df4">max_size</a>();</div><div class="line"><a name="l01548"></a><span class="lineno"> 1548</span>  <span class="keyword">typename</span> __ios_base::iostate __err = __ios_base::goodbit;</div><div class="line"><a name="l01549"></a><span class="lineno"> 1549</span>  <span class="keyword">typename</span> __istream_type::sentry __cerb(__in, <span class="keyword">true</span>);</div><div class="line"><a name="l01550"></a><span class="lineno"> 1550</span>  <span class="keywordflow">if</span> (__cerb)</div><div class="line"><a name="l01551"></a><span class="lineno"> 1551</span>  {</div><div class="line"><a name="l01552"></a><span class="lineno"> 1552</span>  __try</div><div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>  {</div><div class="line"><a name="l01554"></a><span class="lineno"> 1554</span>  __str.<a class="code" href="a04768.html#ad0c376cb963e61712842490d44d53a74">erase</a>();</div><div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>  <span class="keyword">const</span> __int_type __idelim = _Traits::to_int_type(__delim);</div><div class="line"><a name="l01556"></a><span class="lineno"> 1556</span>  <span class="keyword">const</span> __int_type __eof = _Traits::eof();</div><div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>  __int_type __c = __in.<a class="code" href="a02448.html#a21f92cbfd296f81694cdaef956d0bd6d">rdbuf</a>()->sgetc();</div><div class="line"><a name="l01558"></a><span class="lineno"> 1558</span> </div><div class="line"><a name="l01559"></a><span class="lineno"> 1559</span>  <span class="keywordflow">while</span> (__extracted < __n</div><div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>  && !_Traits::eq_int_type(__c, __eof)</div><div class="line"><a name="l01561"></a><span class="lineno"> 1561</span>  && !_Traits::eq_int_type(__c, __idelim))</div><div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>  {</div><div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>  __str += _Traits::to_char_type(__c);</div><div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>  ++__extracted;</div><div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>  __c = __in.<a class="code" href="a02448.html#a21f92cbfd296f81694cdaef956d0bd6d">rdbuf</a>()->snextc();</div><div class="line"><a name="l01566"></a><span class="lineno"> 1566</span>  }</div><div class="line"><a name="l01567"></a><span class="lineno"> 1567</span> </div><div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>  <span class="keywordflow">if</span> (_Traits::eq_int_type(__c, __eof))</div><div class="line"><a name="l01569"></a><span class="lineno"> 1569</span>  __err |= __ios_base::eofbit;</div><div class="line"><a name="l01570"></a><span class="lineno"> 1570</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (_Traits::eq_int_type(__c, __idelim))</div><div class="line"><a name="l01571"></a><span class="lineno"> 1571</span>  {</div><div class="line"><a name="l01572"></a><span class="lineno"> 1572</span>  ++__extracted; </div><div class="line"><a name="l01573"></a><span class="lineno"> 1573</span>  __in.<a class="code" href="a02448.html#a21f92cbfd296f81694cdaef956d0bd6d">rdbuf</a>()->sbumpc();</div><div class="line"><a name="l01574"></a><span class="lineno"> 1574</span>  }</div><div class="line"><a name="l01575"></a><span class="lineno"> 1575</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l01576"></a><span class="lineno"> 1576</span>  __err |= __ios_base::failbit;</div><div class="line"><a name="l01577"></a><span class="lineno"> 1577</span>  }</div><div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>  __catch(<a class="code" href="a05332.html">__cxxabiv1::__forced_unwind</a>&)</div><div class="line"><a name="l01579"></a><span class="lineno"> 1579</span>  {</div><div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>  __in._M_setstate(__ios_base::badbit);</div><div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>  __throw_exception_again;</div><div class="line"><a name="l01582"></a><span class="lineno"> 1582</span>  }</div><div class="line"><a name="l01583"></a><span class="lineno"> 1583</span>  __catch(...)</div><div class="line"><a name="l01584"></a><span class="lineno"> 1584</span>  {</div><div class="line"><a name="l01585"></a><span class="lineno"> 1585</span>  <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l01586"></a><span class="lineno"> 1586</span>  <span class="comment">// 91. Description of operator>> and getline() for string<></span></div><div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>  <span class="comment">// might cause endless loop</span></div><div class="line"><a name="l01588"></a><span class="lineno"> 1588</span>  __in._M_setstate(__ios_base::badbit);</div><div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>  }</div><div class="line"><a name="l01590"></a><span class="lineno"> 1590</span>  }</div><div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>  <span class="keywordflow">if</span> (!__extracted)</div><div class="line"><a name="l01592"></a><span class="lineno"> 1592</span>  __err |= __ios_base::failbit;</div><div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>  <span class="keywordflow">if</span> (__err)</div><div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>  __in.<a class="code" href="a02448.html#a2da7d3305cba0695b1d1bec916ae64b0">setstate</a>(__err);</div><div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>  <span class="keywordflow">return</span> __in;</div><div class="line"><a name="l01596"></a><span class="lineno"> 1596</span>  }</div><div class="line"><a name="l01597"></a><span class="lineno"> 1597</span> </div><div class="line"><a name="l01598"></a><span class="lineno"> 1598</span>  <span class="comment">// Inhibit implicit instantiations for required instantiations,</span></div><div class="line"><a name="l01599"></a><span class="lineno"> 1599</span>  <span class="comment">// which are defined via explicit instantiations elsewhere.</span></div><div class="line"><a name="l01600"></a><span class="lineno"> 1600</span> <span class="preprocessor">#if _GLIBCXX_EXTERN_TEMPLATE</span></div><div class="line"><a name="l01601"></a><span class="lineno"> 1601</span>  <span class="comment">// The explicit instantiations definitions in src/c++11/string-inst.cc</span></div><div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>  <span class="comment">// are compiled as C++14, so the new C++17 members aren't instantiated.</span></div><div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>  <span class="comment">// Until those definitions are compiled as C++17 suppress the declaration,</span></div><div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>  <span class="comment">// so C++17 code will implicitly instantiate std::string and std::wstring</span></div><div class="line"><a name="l01605"></a><span class="lineno"> 1605</span>  <span class="comment">// as needed.</span></div><div class="line"><a name="l01606"></a><span class="lineno"> 1606</span> <span class="preprocessor"># if __cplusplus <= 201402L && _GLIBCXX_EXTERN_TEMPLATE > 0</span></div><div class="line"><a name="l01607"></a><span class="lineno"> 1607</span>  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_string<char>;</div><div class="line"><a name="l01608"></a><span class="lineno"> 1608</span> <span class="preprocessor"># elif ! _GLIBCXX_USE_CXX11_ABI</span></div><div class="line"><a name="l01609"></a><span class="lineno"> 1609</span>  <span class="comment">// Still need to prevent implicit instantiation of the COW empty rep,</span></div><div class="line"><a name="l01610"></a><span class="lineno"> 1610</span>  <span class="comment">// to ensure the definition in libstdc++.so is unique (PR 86138).</span></div><div class="line"><a name="l01611"></a><span class="lineno"> 1611</span>  <span class="keyword">extern</span> <span class="keyword">template</span> basic_string<char>::size_type</div><div class="line"><a name="l01612"></a><span class="lineno"> 1612</span>  basic_string<char>::_Rep::_S_empty_rep_storage[];</div><div class="line"><a name="l01613"></a><span class="lineno"> 1613</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l01614"></a><span class="lineno"> 1614</span> </div><div class="line"><a name="l01615"></a><span class="lineno"> 1615</span>  <span class="keyword">extern</span> <span class="keyword">template</span></div><div class="line"><a name="l01616"></a><span class="lineno"> 1616</span>  basic_istream<char>&</div><div class="line"><a name="l01617"></a><span class="lineno"> 1617</span>  <a class="code" href="a01538.html#a01cd5810d682dec840eee4ed6d2170d4">operator>></a>(basic_istream<char>&, <span class="keywordtype">string</span>&);</div><div class="line"><a name="l01618"></a><span class="lineno"> 1618</span>  <span class="keyword">extern</span> <span class="keyword">template</span></div><div class="line"><a name="l01619"></a><span class="lineno"> 1619</span>  basic_ostream<char>&</div><div class="line"><a name="l01620"></a><span class="lineno"> 1620</span>  <a class="code" href="a01538.html#a20aaa750b7ddf43635768c7b2d0385e6">operator<<</a>(basic_ostream<char>&, <span class="keyword">const</span> <span class="keywordtype">string</span>&);</div><div class="line"><a name="l01621"></a><span class="lineno"> 1621</span>  <span class="keyword">extern</span> <span class="keyword">template</span></div><div class="line"><a name="l01622"></a><span class="lineno"> 1622</span>  basic_istream<char>&</div><div class="line"><a name="l01623"></a><span class="lineno"> 1623</span>  <a class="code" href="a01538.html#a3590b5fa48da4e75fbf0054287e3a46b">getline</a>(basic_istream<char>&, <span class="keywordtype">string</span>&, <span class="keywordtype">char</span>);</div><div class="line"><a name="l01624"></a><span class="lineno"> 1624</span>  <span class="keyword">extern</span> <span class="keyword">template</span></div><div class="line"><a name="l01625"></a><span class="lineno"> 1625</span>  basic_istream<char>&</div><div class="line"><a name="l01626"></a><span class="lineno"> 1626</span>  <a class="code" href="a01538.html#a3590b5fa48da4e75fbf0054287e3a46b">getline</a>(basic_istream<char>&, <span class="keywordtype">string</span>&);</div><div class="line"><a name="l01627"></a><span class="lineno"> 1627</span> </div><div class="line"><a name="l01628"></a><span class="lineno"> 1628</span> <span class="preprocessor">#ifdef _GLIBCXX_USE_WCHAR_T</span></div><div class="line"><a name="l01629"></a><span class="lineno"> 1629</span> <span class="preprocessor"># if __cplusplus <= 201402L && _GLIBCXX_EXTERN_TEMPLATE > 0</span></div><div class="line"><a name="l01630"></a><span class="lineno"> 1630</span>  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_string<wchar_t>;</div><div class="line"><a name="l01631"></a><span class="lineno"> 1631</span> <span class="preprocessor"># elif ! _GLIBCXX_USE_CXX11_ABI</span></div><div class="line"><a name="l01632"></a><span class="lineno"> 1632</span>  <span class="keyword">extern</span> <span class="keyword">template</span> basic_string<wchar_t>::size_type</div><div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>  basic_string<wchar_t>::_Rep::_S_empty_rep_storage[];</div><div class="line"><a name="l01634"></a><span class="lineno"> 1634</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l01635"></a><span class="lineno"> 1635</span> </div><div class="line"><a name="l01636"></a><span class="lineno"> 1636</span>  <span class="keyword">extern</span> <span class="keyword">template</span></div><div class="line"><a name="l01637"></a><span class="lineno"> 1637</span>  basic_istream<wchar_t>&</div><div class="line"><a name="l01638"></a><span class="lineno"> 1638</span>  <a class="code" href="a01538.html#a01cd5810d682dec840eee4ed6d2170d4">operator>></a>(basic_istream<wchar_t>&, <a class="code" href="a01506.html#gacc5a707e71ec50089cb9f653282f22f7">wstring</a>&);</div><div class="line"><a name="l01639"></a><span class="lineno"> 1639</span>  <span class="keyword">extern</span> <span class="keyword">template</span></div><div class="line"><a name="l01640"></a><span class="lineno"> 1640</span>  basic_ostream<wchar_t>&</div><div class="line"><a name="l01641"></a><span class="lineno"> 1641</span>  <a class="code" href="a01538.html#a20aaa750b7ddf43635768c7b2d0385e6">operator<<</a>(basic_ostream<wchar_t>&, <span class="keyword">const</span> <a class="code" href="a01506.html#gacc5a707e71ec50089cb9f653282f22f7">wstring</a>&);</div><div class="line"><a name="l01642"></a><span class="lineno"> 1642</span>  <span class="keyword">extern</span> <span class="keyword">template</span></div><div class="line"><a name="l01643"></a><span class="lineno"> 1643</span>  basic_istream<wchar_t>&</div><div class="line"><a name="l01644"></a><span class="lineno"> 1644</span>  <a class="code" href="a01538.html#a3590b5fa48da4e75fbf0054287e3a46b">getline</a>(basic_istream<wchar_t>&, <a class="code" href="a01506.html#gacc5a707e71ec50089cb9f653282f22f7">wstring</a>&, <span class="keywordtype">wchar_t</span>);</div><div class="line"><a name="l01645"></a><span class="lineno"> 1645</span>  <span class="keyword">extern</span> <span class="keyword">template</span></div><div class="line"><a name="l01646"></a><span class="lineno"> 1646</span>  basic_istream<wchar_t>&</div><div class="line"><a name="l01647"></a><span class="lineno"> 1647</span>  <a class="code" href="a01538.html#a3590b5fa48da4e75fbf0054287e3a46b">getline</a>(basic_istream<wchar_t>&, <a class="code" href="a01506.html#gacc5a707e71ec50089cb9f653282f22f7">wstring</a>&);</div><div class="line"><a name="l01648"></a><span class="lineno"> 1648</span> <span class="preprocessor">#endif // _GLIBCXX_USE_WCHAR_T</span></div><div class="line"><a name="l01649"></a><span class="lineno"> 1649</span> <span class="preprocessor">#endif // _GLIBCXX_EXTERN_TEMPLATE</span></div><div class="line"><a name="l01650"></a><span class="lineno"> 1650</span> </div><div class="line"><a name="l01651"></a><span class="lineno"> 1651</span> _GLIBCXX_END_NAMESPACE_VERSION</div><div class="line"><a name="l01652"></a><span class="lineno"> 1652</span> } <span class="comment">// namespace std</span></div><div class="line"><a name="l01653"></a><span class="lineno"> 1653</span> </div><div class="line"><a name="l01654"></a><span class="lineno"> 1654</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="a04768_html_ae64648328b956cc014db981cfd763df4"><div class="ttname"><a href="a04768.html#ae64648328b956cc014db981cfd763df4">std::basic_string::max_size</a></div><div class="ttdeci">size_type max_size() const noexcept</div><div class="ttdoc">Returns the size() of the largest possible string.</div><div class="ttdef"><b>Definition:</b> <a href="a00290_source.html#l03846">basic_string.h:3846</a></div></div>
<div class="ttc" id="a01538_html_a579ff3807b61f57bda29d023b3918504"><div class="ttname"><a href="a01538.html#a579ff3807b61f57bda29d023b3918504">std::end</a></div><div class="ttdeci">constexpr const _Tp * end(initializer_list< _Tp > __ils) noexcept</div><div class="ttdoc">Return an iterator pointing to one past the last element of the initializer_list.</div><div class="ttdef"><b>Definition:</b> <a href="a00029_source.html#l00099">initializer_list:99</a></div></div>
<div class="ttc" id="a04768_html_a7998fb98c9eddd604864547d4ed4a80f"><div class="ttname"><a href="a04768.html#a7998fb98c9eddd604864547d4ed4a80f">std::basic_string::data</a></div><div class="ttdeci">const _CharT * data() const noexcept</div><div class="ttdoc">Return const pointer to contents.</div><div class="ttdef"><b>Definition:</b> <a href="a00290_source.html#l05140">basic_string.h:5140</a></div></div>
<div class="ttc" id="a04768_html"><div class="ttname"><a href="a04768.html">std::basic_string</a></div><div class="ttdoc">Managing sequences of characters and character-like objects.</div><div class="ttdef"><b>Definition:</b> <a href="a00290_source.html#l03104">basic_string.h:3104</a></div></div>
<div class="ttc" id="a01538_html_a20aaa750b7ddf43635768c7b2d0385e6"><div class="ttname"><a href="a01538.html#a20aaa750b7ddf43635768c7b2d0385e6">std::operator<<</a></div><div class="ttdeci">std::basic_ostream< _CharT, _Traits > & operator<<(std::basic_ostream< _CharT, _Traits > &__os, const bitset< _Nb > &__x)</div><div class="ttdoc">Global I/O operators for bitsets.</div><div class="ttdef"><b>Definition:</b> <a href="a00047_source.html#l01534">bitset:1534</a></div></div>
<div class="ttc" id="a02448_html_a2da7d3305cba0695b1d1bec916ae64b0"><div class="ttname"><a href="a02448.html#a2da7d3305cba0695b1d1bec916ae64b0">std::basic_ios::setstate</a></div><div class="ttdeci">void setstate(iostate __state)</div><div class="ttdoc">Sets additional flags in the error state.</div><div class="ttdef"><b>Definition:</b> <a href="a00284_source.html#l00157">basic_ios.h:157</a></div></div>
<div class="ttc" id="a04768_html_a82c14c3fd8fa3cd5a7ccf1c76fa89b03"><div class="ttname"><a href="a04768.html#a82c14c3fd8fa3cd5a7ccf1c76fa89b03">std::basic_string::swap</a></div><div class="ttdeci">void swap(basic_string &__s)</div><div class="ttdoc">Swap contents with another string.</div><div class="ttdef"><b>Definition:</b> <a href="a00293_source.html#l00969">basic_string.tcc:969</a></div></div>
<div class="ttc" id="a04768_html_a28efca629663d35f1b46b53716fcb952"><div class="ttname"><a href="a04768.html#a28efca629663d35f1b46b53716fcb952">std::basic_string::basic_string</a></div><div class="ttdeci">basic_string()</div><div class="ttdoc">Default constructor creates an empty string.</div><div class="ttdef"><b>Definition:</b> <a href="a00290_source.html#l03489">basic_string.h:3489</a></div></div>
<div class="ttc" id="a01538_html_a549ebac15bcc03ae83f87b89796d89fc"><div class="ttname"><a href="a01538.html#a549ebac15bcc03ae83f87b89796d89fc">std::begin</a></div><div class="ttdeci">constexpr const _Tp * begin(initializer_list< _Tp > __ils) noexcept</div><div class="ttdoc">Return an iterator pointing to the first element of the initializer_list.</div><div class="ttdef"><b>Definition:</b> <a href="a00029_source.html#l00089">initializer_list:89</a></div></div>
<div class="ttc" id="a04768_html_a676f896c88073521cfac7aab5f3da5af"><div class="ttname"><a href="a04768.html#a676f896c88073521cfac7aab5f3da5af">std::basic_string::size</a></div><div class="ttdeci">size_type size() const noexcept</div><div class="ttdoc">Returns the number of characters in the string, not including any null-termination.</div><div class="ttdef"><b>Definition:</b> <a href="a00290_source.html#l03835">basic_string.h:3835</a></div></div>
<div class="ttc" id="a02456_html"><div class="ttname"><a href="a02456.html">std::basic_istream</a></div><div class="ttdoc">Template class basic_istream.</div><div class="ttdef"><b>Definition:</b> <a href="a00083_source.html#l00083">iosfwd:83</a></div></div>
<div class="ttc" id="a04768_html_a7530f355537da638911c78ef7925daa9"><div class="ttname"><a href="a04768.html#a7530f355537da638911c78ef7925daa9">std::basic_string::resize</a></div><div class="ttdeci">void resize(size_type __n, _CharT __c)</div><div class="ttdoc">Resizes the string to the specified number of characters.</div><div class="ttdef"><b>Definition:</b> <a href="a00293_source.html#l01090">basic_string.tcc:1090</a></div></div>
<div class="ttc" id="a05796_html_ad2ef2af6c7194c081df6c0d505c28699"><div class="ttname"><a href="a05796.html#ad2ef2af6c7194c081df6c0d505c28699">std::ios_base::getloc</a></div><div class="ttdeci">locale getloc() const</div><div class="ttdoc">Locale access.</div><div class="ttdef"><b>Definition:</b> <a href="a00383_source.html#l00765">ios_base.h:765</a></div></div>
<div class="ttc" id="a04768_html_a33d4d3491641d9129f660cb46a9ccac8"><div class="ttname"><a href="a04768.html#a33d4d3491641d9129f660cb46a9ccac8">std::basic_string::reserve</a></div><div class="ttdeci">void reserve(size_type __res_arg=0)</div><div class="ttdoc">Attempt to preallocate enough memory for specified number of characters.</div><div class="ttdef"><b>Definition:</b> <a href="a00293_source.html#l00952">basic_string.tcc:952</a></div></div>
<div class="ttc" id="a05332_html"><div class="ttname"><a href="a05332.html">__cxxabiv1::__forced_unwind</a></div><div class="ttdoc">Thrown as part of forced unwinding.A magic placeholder class that can be caught by reference to recog...</div><div class="ttdef"><b>Definition:</b> <a href="a00314_source.html#l00048">cxxabi_forced.h:48</a></div></div>
<div class="ttc" id="a07652_html"><div class="ttname"><a href="a07652.html">std::input_iterator_tag</a></div><div class="ttdoc">Marking input iterators.</div><div class="ttdef"><b>Definition:</b> <a href="a00554_source.html#l00089">stl_iterator_base_types.h:89</a></div></div>
<div class="ttc" id="a00314_html"><div class="ttname"><a href="a00314.html">cxxabi_forced.h</a></div></div>
<div class="ttc" id="a04768_html_a58b4af90a328f86db6bed2c8e25b4fe5"><div class="ttname"><a href="a04768.html#a58b4af90a328f86db6bed2c8e25b4fe5">std::basic_string::copy</a></div><div class="ttdeci">size_type copy(_CharT *__s, size_type __n, size_type __pos=0) const</div><div class="ttdoc">Copy substring into C string.</div><div class="ttdef"><b>Definition:</b> <a href="a00293_source.html#l01143">basic_string.tcc:1143</a></div></div>
<div class="ttc" id="a07672_html"><div class="ttname"><a href="a07672.html">std::iterator</a></div><div class="ttdoc">Common iterator class.</div><div class="ttdef"><b>Definition:</b> <a href="a00554_source.html#l00118">stl_iterator_base_types.h:118</a></div></div>
<div class="ttc" id="a04768_html_a93795d6e4ab56974a69099a52726c1e1"><div class="ttname"><a href="a04768.html#a93795d6e4ab56974a69099a52726c1e1">std::basic_string::append</a></div><div class="ttdeci">basic_string & append(const basic_string &__str)</div><div class="ttdoc">Append a string to this string.</div><div class="ttdef"><b>Definition:</b> <a href="a00293_source.html#l00775">basic_string.tcc:775</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="a05796_html_aaa842e4e56ec6001f6a6c9a75c601133"><div class="ttname"><a href="a05796.html#aaa842e4e56ec6001f6a6c9a75c601133">std::ios_base::width</a></div><div class="ttdeci">streamsize width() const</div><div class="ttdoc">Flags access.</div><div class="ttdef"><b>Definition:</b> <a href="a00383_source.html#l00714">ios_base.h:714</a></div></div>
<div class="ttc" id="a07660_html"><div class="ttname"><a href="a07660.html">std::forward_iterator_tag</a></div><div class="ttdoc">Forward iterators support a superset of input iterator operations.</div><div class="ttdef"><b>Definition:</b> <a href="a00554_source.html#l00095">stl_iterator_base_types.h:95</a></div></div>
<div class="ttc" id="a02448_html_a21f92cbfd296f81694cdaef956d0bd6d"><div class="ttname"><a href="a02448.html#a21f92cbfd296f81694cdaef956d0bd6d">std::basic_ios::rdbuf</a></div><div class="ttdeci">basic_streambuf< _CharT, _Traits > * rdbuf() const</div><div class="ttdoc">Accessing the underlying buffer.</div><div class="ttdef"><b>Definition:</b> <a href="a00284_source.html#l00321">basic_ios.h:321</a></div></div>
<div class="ttc" id="a01538_html_a01cd5810d682dec840eee4ed6d2170d4"><div class="ttname"><a href="a01538.html#a01cd5810d682dec840eee4ed6d2170d4">std::operator>></a></div><div class="ttdeci">std::basic_istream< _CharT, _Traits > & operator>>(std::basic_istream< _CharT, _Traits > &__is, bitset< _Nb > &__x)</div><div class="ttdoc">Global I/O operators for bitsets.</div><div class="ttdef"><b>Definition:</b> <a href="a00047_source.html#l01466">bitset:1466</a></div></div>
<div class="ttc" id="a01538_html_a99b049793a96260d190d781f847038bc"><div class="ttname"><a href="a01538.html#a99b049793a96260d190d781f847038bc">std::distance</a></div><div class="ttdeci">_GLIBCXX17_CONSTEXPR iterator_traits< _InputIterator >::difference_type distance(_InputIterator __first, _InputIterator __last)</div><div class="ttdoc">A generalization of pointer arithmetic.</div><div class="ttdef"><b>Definition:</b> <a href="a00551_source.html#l00138">stl_iterator_base_funcs.h:138</a></div></div>
<div class="ttc" id="a01538_html_a3590b5fa48da4e75fbf0054287e3a46b"><div class="ttname"><a href="a01538.html#a3590b5fa48da4e75fbf0054287e3a46b">std::getline</a></div><div class="ttdeci">basic_istream< _CharT, _Traits > & getline(basic_istream< _CharT, _Traits > &__is, basic_string< _CharT, _Traits, _Alloc > &__str, _CharT __delim)</div><div class="ttdoc">Read a line from stream into a string.</div><div class="ttdef"><b>Definition:</b> <a href="a00293_source.html#l01537">basic_string.tcc:1537</a></div></div>
<div class="ttc" id="a01482_html_gad48656de2f272a953455e1fff2532125"><div class="ttname"><a href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a></div><div class="ttdeci">_GLIBCXX14_CONSTEXPR const _Tp & min(const _Tp &, const _Tp &)</div><div class="ttdoc">This does what you think it does.</div><div class="ttdef"><b>Definition:</b> <a href="a00530_source.html#l00195">stl_algobase.h:195</a></div></div>
<div class="ttc" id="a04768_html_ad0c376cb963e61712842490d44d53a74"><div class="ttname"><a href="a04768.html#ad0c376cb963e61712842490d44d53a74">std::basic_string::erase</a></div><div class="ttdeci">basic_string & erase(size_type __pos=0, size_type __n=npos)</div><div class="ttdoc">Remove characters.</div><div class="ttdef"><b>Definition:</b> <a href="a00290_source.html#l04632">basic_string.h:4632</a></div></div>
<div class="ttc" id="a04768_html_ac74bf867dd0c370a371d27715417037d"><div class="ttname"><a href="a04768.html#ac74bf867dd0c370a371d27715417037d">std::basic_string::get_allocator</a></div><div class="ttdeci">allocator_type get_allocator() const noexcept</div><div class="ttdoc">Return copy of allocator used to construct this string.</div><div class="ttdef"><b>Definition:</b> <a href="a00290_source.html#l05162">basic_string.h:5162</a></div></div>
<div class="ttc" id="a04768_html_ac73924a70ab202e90e1c18c2dea125c9"><div class="ttname"><a href="a04768.html#ac73924a70ab202e90e1c18c2dea125c9">std::basic_string::npos</a></div><div class="ttdeci">static const size_type npos</div><div class="ttdoc">Value returned by various member functions when they fail.</div><div class="ttdef"><b>Definition:</b> <a href="a00290_source.html#l03306">basic_string.h:3306</a></div></div>
<div class="ttc" id="a01506_html_gacc5a707e71ec50089cb9f653282f22f7"><div class="ttname"><a href="a01506.html#gacc5a707e71ec50089cb9f653282f22f7">std::wstring</a></div><div class="ttdeci">basic_string< wchar_t > wstring</div><div class="ttdoc">A string of wchar_t.</div><div class="ttdef"><b>Definition:</b> <a href="a00614_source.html#l00078">stringfwd.h:78</a></div></div>
<div class="ttc" id="a01652_html"><div class="ttname"><a href="a01652.html">std::initializer_list</a></div><div class="ttdoc">initializer_list</div><div class="ttdef"><b>Definition:</b> <a href="a00029_source.html#l00047">initializer_list:47</a></div></div>
<div class="ttc" id="a05856_html"><div class="ttname"><a href="a05856.html">std::ctype</a></div><div class="ttdoc">Primary class template ctype facet.This template class defines classification and conversion function...</div><div class="ttdef"><b>Definition:</b> <a href="a00401_source.html#l00612">locale_facets.h:612</a></div></div>
<div class="ttc" id="a01538_html_a05eef5582eb5de62b76db4916f7adb84"><div class="ttname"><a href="a01538.html#a05eef5582eb5de62b76db4916f7adb84">std::streamsize</a></div><div class="ttdeci">ptrdiff_t streamsize</div><div class="ttdoc">Integral type for I/O operation counts and buffer sizes.</div><div class="ttdef"><b>Definition:</b> <a href="a00440_source.html#l00098">postypes.h:98</a></div></div>
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