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<a href="a17007.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> // -*- C++ -*-</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> // Copyright (C) 2007-2018 Free Software Foundation, Inc.</div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> //</div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> // This file is part of the GNU ISO C++ Library. This library is free</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> // software; you can redistribute it and/or modify it under the terms</div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> // of the GNU General Public License as published by the Free Software</div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> // Foundation; either version 3, or (at your option) any later</div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> // version.</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> // This library is distributed in the hope that it will be useful, but</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> // WITHOUT ANY WARRANTY; without even the implied warranty of</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> // General Public License for more details.</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> // Under Section 7 of GPL version 3, you are granted additional</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> // permissions described in the GCC Runtime Library Exception, version</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> // 3.1, as published by the Free Software Foundation.</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> // You should have received a copy of the GNU General Public License and</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> // a copy of the GCC Runtime Library Exception along with this program;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> // <http://www.gnu.org/licenses/>.</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> /**</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  * @file parallel/numeric</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> *</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  * @brief Parallel STL function calls corresponding to stl_numeric.h.</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  * The functions defined here mainly do case switches and</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  * call the actual parallelized versions in other files.</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  * Inlining policy: Functions that basically only contain one function call,</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  * are declared inline.</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  * This file is a GNU parallel extension to the Standard C++ Library.</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  */</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> // Written by Johannes Singler and Felix Putze.</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> #ifndef _GLIBCXX_PARALLEL_NUMERIC_H</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> #define _GLIBCXX_PARALLEL_NUMERIC_H 1</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> #include <numeric></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> #include <bits/stl_function.h></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> #include <parallel/numericfwd.h></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> #include <parallel/iterator.h></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> #include <parallel/for_each.h></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> #include <parallel/for_each_selectors.h></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> #include <parallel/partial_sum.h></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> namespace std _GLIBCXX_VISIBILITY(default)</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> namespace __parallel</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> {</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  // Sequential fallback.</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  template<typename _IIter, typename _Tp></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  inline _Tp</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  accumulate(_IIter __begin, _IIter __end, _Tp __init, </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  __gnu_parallel::sequential_tag)</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  { return _GLIBCXX_STD_A::accumulate(__begin, __end, __init); }</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  template<typename _IIter, typename _Tp, typename _BinaryOperation></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  inline _Tp</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  accumulate(_IIter __begin, _IIter __end, _Tp __init,</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  _BinaryOperation __binary_op, __gnu_parallel::sequential_tag)</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  { return _GLIBCXX_STD_A::accumulate(__begin, __end, __init, __binary_op); }</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>  // Sequential fallback for input iterator case.</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  template<typename _IIter, typename _Tp, typename _IteratorTag></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  inline _Tp</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  __accumulate_switch(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  _Tp __init, _IteratorTag) </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  { return accumulate(__begin, __end, __init,</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  __gnu_parallel::sequential_tag()); }</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  template<typename _IIter, typename _Tp, typename _BinaryOperation,</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  typename _IteratorTag></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  inline _Tp</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  __accumulate_switch(_IIter __begin, _IIter __end, _Tp __init, </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  _BinaryOperation __binary_op, _IteratorTag)</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  { return accumulate(__begin, __end, __init, __binary_op, </div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  __gnu_parallel::sequential_tag()); }</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  // Parallel algorithm for random access iterators.</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  template<typename __RAIter, typename _Tp, typename _BinaryOperation></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  _Tp</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  __accumulate_switch(__RAIter __begin, __RAIter __end, </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  _Tp __init, _BinaryOperation __binary_op, </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  random_access_iterator_tag, </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  __gnu_parallel::_Parallelism __parallelism_tag)</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  {</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  if (_GLIBCXX_PARALLEL_CONDITION(</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  static_cast<__gnu_parallel::_SequenceIndex>(__end - __begin)</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  >= __gnu_parallel::_Settings::get().accumulate_minimal_n</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  && __gnu_parallel::__is_parallel(__parallelism_tag)))</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>  _Tp __res = __init;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  __gnu_parallel::__accumulate_selector<__RAIter></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  __my_selector;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  __gnu_parallel::</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  __for_each_template_random_access_ed(__begin, __end,</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  __gnu_parallel::_Nothing(),</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  __my_selector,</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  __gnu_parallel::</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  __accumulate_binop_reduct</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <_BinaryOperation>(__binary_op),</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  __res, __res, -1);</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  return __res;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  else</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  return accumulate(__begin, __end, __init, __binary_op, </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  __gnu_parallel::sequential_tag());</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  // Public interface.</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  template<typename _IIter, typename _Tp></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  inline _Tp</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  accumulate(_IIter __begin, _IIter __end, _Tp __init, </div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  __gnu_parallel::_Parallelism __parallelism_tag)</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  {</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  typedef std::iterator_traits<_IIter> _IteratorTraits;</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  typedef typename _IteratorTraits::value_type _ValueType;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  typedef typename _IteratorTraits::iterator_category _IteratorCategory;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  return __accumulate_switch(__begin, __end, __init,</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  __gnu_parallel::_Plus<_Tp, _ValueType>(),</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  _IteratorCategory(), __parallelism_tag);</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  }</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  template<typename _IIter, typename _Tp></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  inline _Tp</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  accumulate(_IIter __begin, _IIter __end, _Tp __init)</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  {</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  typedef std::iterator_traits<_IIter> _IteratorTraits;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  typedef typename _IteratorTraits::value_type _ValueType;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  typedef typename _IteratorTraits::iterator_category _IteratorCategory;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  return __accumulate_switch(__begin, __end, __init,</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  __gnu_parallel::_Plus<_Tp, _ValueType>(),</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  _IteratorCategory());</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  template<typename _IIter, typename _Tp, typename _BinaryOperation></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  inline _Tp</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  accumulate(_IIter __begin, _IIter __end, _Tp __init, </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  _BinaryOperation __binary_op, </div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  __gnu_parallel::_Parallelism __parallelism_tag)</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  {</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  typedef iterator_traits<_IIter> _IteratorTraits;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  typedef typename _IteratorTraits::iterator_category _IteratorCategory;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  return __accumulate_switch(__begin, __end, __init, __binary_op, </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  _IteratorCategory(), __parallelism_tag);</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  }</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  template<typename _IIter, typename _Tp, typename _BinaryOperation></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  inline _Tp</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  accumulate(_IIter __begin, _IIter __end, _Tp __init, </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  _BinaryOperation __binary_op) </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  typedef iterator_traits<_IIter> _IteratorTraits;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  typedef typename _IteratorTraits::iterator_category _IteratorCategory;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  return __accumulate_switch(__begin, __end, __init, __binary_op, </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  _IteratorCategory());</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  // Sequential fallback.</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  template<typename _IIter1, typename _IIter2, typename _Tp></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  inline _Tp</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  inner_product(_IIter1 __first1, _IIter1 __last1, </div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  _IIter2 __first2, _Tp __init,</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  __gnu_parallel::sequential_tag)</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  { return _GLIBCXX_STD_A::inner_product(</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  __first1, __last1, __first2, __init); }</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  template<typename _IIter1, typename _IIter2, typename _Tp,</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  typename _BinaryFunction1, typename _BinaryFunction2></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  inline _Tp</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  inner_product(_IIter1 __first1, _IIter1 __last1,</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  _IIter2 __first2, _Tp __init, _BinaryFunction1 __binary_op1, </div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  _BinaryFunction2 __binary_op2,</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  __gnu_parallel::sequential_tag)</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  { return _GLIBCXX_STD_A::inner_product(__first1, __last1, __first2, __init,</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  __binary_op1, __binary_op2); }</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  // Parallel algorithm for random access iterators.</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  template<typename _RAIter1, typename _RAIter2,</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  typename _Tp, typename _BinaryFunction1, typename _BinaryFunction2></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  _Tp</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  __inner_product_switch(_RAIter1 __first1,</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  _RAIter1 __last1,</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  _RAIter2 __first2, _Tp __init,</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  _BinaryFunction1 __binary_op1,</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  _BinaryFunction2 __binary_op2,</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  random_access_iterator_tag,</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  random_access_iterator_tag,</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  __gnu_parallel::_Parallelism __parallelism_tag)</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  {</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  if (_GLIBCXX_PARALLEL_CONDITION((__last1 - __first1)</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  >= __gnu_parallel::_Settings::get().</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  accumulate_minimal_n</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  && __gnu_parallel::</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  __is_parallel(__parallelism_tag)))</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>  _Tp __res = __init;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  __gnu_parallel::</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  __inner_product_selector<_RAIter1,</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  _RAIter2, _Tp> __my_selector(__first1, __first2);</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  __gnu_parallel::</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  __for_each_template_random_access_ed(</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  __first1, __last1, __binary_op2, __my_selector, __binary_op1,</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  __res, __res, -1);</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  return __res;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  }</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  else</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  return inner_product(__first1, __last1, __first2, __init, </div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  __gnu_parallel::sequential_tag());</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> </div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  // No parallelism for input iterators.</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  template<typename _IIter1, typename _IIter2, typename _Tp,</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  typename _BinaryFunction1, typename _BinaryFunction2,</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  typename _IteratorTag1, typename _IteratorTag2></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  inline _Tp</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  __inner_product_switch(_IIter1 __first1, _IIter1 __last1, </div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  _IIter2 __first2, _Tp __init, </div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  _BinaryFunction1 __binary_op1,</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  _BinaryFunction2 __binary_op2, </div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  _IteratorTag1, _IteratorTag2)</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  { return inner_product(__first1, __last1, __first2, __init, __binary_op1,</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  __binary_op2, __gnu_parallel::sequential_tag()); }</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>  template<typename _IIter1, typename _IIter2, typename _Tp,</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  typename _BinaryFunction1, typename _BinaryFunction2></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  inline _Tp</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  inner_product(_IIter1 __first1, _IIter1 __last1, </div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  _IIter2 __first2, _Tp __init, _BinaryFunction1 __binary_op1, </div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  _BinaryFunction2 __binary_op2, </div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  __gnu_parallel::_Parallelism __parallelism_tag)</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  {</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  typedef iterator_traits<_IIter1> _TraitsType1;</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  typedef typename _TraitsType1::iterator_category _IteratorCategory1;</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>  typedef iterator_traits<_IIter2> _TraitsType2;</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  typedef typename _TraitsType2::iterator_category _IteratorCategory2;</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>  return __inner_product_switch(__first1, __last1, __first2, __init,</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  __binary_op1, __binary_op2,</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  _IteratorCategory1(), _IteratorCategory2(),</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  __parallelism_tag);</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  template<typename _IIter1, typename _IIter2, typename _Tp,</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  typename _BinaryFunction1, typename _BinaryFunction2></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  inline _Tp</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  inner_product(_IIter1 __first1, _IIter1 __last1, </div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  _IIter2 __first2, _Tp __init, _BinaryFunction1 __binary_op1, </div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  _BinaryFunction2 __binary_op2)</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  {</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  typedef iterator_traits<_IIter1> _TraitsType1;</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  typedef typename _TraitsType1::iterator_category _IteratorCategory1;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  typedef iterator_traits<_IIter2> _TraitsType2;</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  typedef typename _TraitsType2::iterator_category _IteratorCategory2;</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>  return __inner_product_switch(__first1, __last1, __first2, __init,</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  __binary_op1, __binary_op2,</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  _IteratorCategory1(),</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  _IteratorCategory2());</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  }</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  template<typename _IIter1, typename _IIter2, typename _Tp></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  inline _Tp</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  inner_product(_IIter1 __first1, _IIter1 __last1, </div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  _IIter2 __first2, _Tp __init, </div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  __gnu_parallel::_Parallelism __parallelism_tag)</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>  typedef iterator_traits<_IIter1> _TraitsType1;</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  typedef typename _TraitsType1::value_type _ValueType1;</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  typedef iterator_traits<_IIter2> _TraitsType2;</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  typedef typename _TraitsType2::value_type _ValueType2;</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> </div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  typedef typename</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  __gnu_parallel::_Multiplies<_ValueType1, _ValueType2>::result_type</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  _MultipliesResultType;</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  return __gnu_parallel::inner_product(__first1, __last1, __first2, __init,</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  __gnu_parallel::_Plus<_Tp, _MultipliesResultType>(),</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  __gnu_parallel::</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  _Multiplies<_ValueType1, _ValueType2>(),</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  __parallelism_tag);</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> </div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  template<typename _IIter1, typename _IIter2, typename _Tp></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  inline _Tp</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  inner_product(_IIter1 __first1, _IIter1 __last1, </div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  _IIter2 __first2, _Tp __init)</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  {</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  typedef iterator_traits<_IIter1> _TraitsType1;</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  typedef typename _TraitsType1::value_type _ValueType1;</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  typedef iterator_traits<_IIter2> _TraitsType2;</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  typedef typename _TraitsType2::value_type _ValueType2;</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>  typedef typename</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  __gnu_parallel::_Multiplies<_ValueType1, _ValueType2>::result_type</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  _MultipliesResultType;</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  return __gnu_parallel::inner_product(__first1, __last1, __first2, __init,</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  __gnu_parallel::_Plus<_Tp, _MultipliesResultType>(),</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  __gnu_parallel::</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  _Multiplies<_ValueType1, _ValueType2>());</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  }</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  // Sequential fallback.</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  template<typename _IIter, typename _OutputIterator></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  inline _OutputIterator</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  partial_sum(_IIter __begin, _IIter __end, _OutputIterator __result,</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  __gnu_parallel::sequential_tag)</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  { return _GLIBCXX_STD_A::partial_sum(__begin, __end, __result); }</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> </div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  // Sequential fallback.</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  typename _BinaryOperation></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  inline _OutputIterator</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  partial_sum(_IIter __begin, _IIter __end, _OutputIterator __result,</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  _BinaryOperation __bin_op, __gnu_parallel::sequential_tag)</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  { return _GLIBCXX_STD_A::partial_sum(__begin, __end, __result, __bin_op); }</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> </div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  // Sequential fallback for input iterator case.</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  typename _BinaryOperation, typename _IteratorTag1,</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  typename _IteratorTag2></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  inline _OutputIterator</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  __partial_sum_switch(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  _OutputIterator __result, _BinaryOperation __bin_op,</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  _IteratorTag1, _IteratorTag2)</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  { return _GLIBCXX_STD_A::partial_sum(__begin, __end, __result, __bin_op); }</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  // Parallel algorithm for random access iterators.</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  typename _BinaryOperation></div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  _OutputIterator</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  __partial_sum_switch(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  _OutputIterator __result, _BinaryOperation __bin_op,</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  random_access_iterator_tag,</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  random_access_iterator_tag)</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>  if (_GLIBCXX_PARALLEL_CONDITION(</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  static_cast<__gnu_parallel::_SequenceIndex>(__end - __begin)</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  >= __gnu_parallel::_Settings::get().partial_sum_minimal_n))</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  return __gnu_parallel::__parallel_partial_sum(__begin, __end,</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  __result, __bin_op);</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  else</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  return partial_sum(__begin, __end, __result, __bin_op,</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  __gnu_parallel::sequential_tag());</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  }</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  // Public interface.</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  template<typename _IIter, typename _OutputIterator></div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  inline _OutputIterator</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  partial_sum(_IIter __begin, _IIter __end, _OutputIterator __result)</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  {</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  typedef typename iterator_traits<_IIter>::value_type _ValueType;</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  return __gnu_parallel::partial_sum(__begin, __end,</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  __result, std::plus<_ValueType>());</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  }</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>  // Public interface</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  typename _BinaryOperation></div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  inline _OutputIterator</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  partial_sum(_IIter __begin, _IIter __end, _OutputIterator __result,</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  _BinaryOperation __binary_op)</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  {</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  typedef iterator_traits<_IIter> _ITraitsType;</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  typedef typename _ITraitsType::iterator_category _IIteratorCategory;</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  typedef iterator_traits<_OutputIterator> _OTraitsType;</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  typedef typename _OTraitsType::iterator_category _OIterCategory;</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  return __partial_sum_switch(__begin, __end, __result, __binary_op,</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  _IIteratorCategory(), _OIterCategory());</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  }</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span> </div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  // Sequential fallback.</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  template<typename _IIter, typename _OutputIterator></div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  inline _OutputIterator</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  adjacent_difference(_IIter __begin, _IIter __end, _OutputIterator __result,</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  __gnu_parallel::sequential_tag)</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  { return _GLIBCXX_STD_A::adjacent_difference(__begin, __end, __result); }</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  // Sequential fallback.</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  typename _BinaryOperation></div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  inline _OutputIterator</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  adjacent_difference(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  _OutputIterator __result, _BinaryOperation __bin_op,</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  __gnu_parallel::sequential_tag)</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  { return _GLIBCXX_STD_A::adjacent_difference(__begin, __end,</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  __result, __bin_op); }</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>  // Sequential fallback for input iterator case.</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  typename _BinaryOperation, typename _IteratorTag1,</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  typename _IteratorTag2></div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  inline _OutputIterator</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  __adjacent_difference_switch(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  _OutputIterator __result,</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  _BinaryOperation __bin_op, _IteratorTag1,</div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  _IteratorTag2)</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  { return adjacent_difference(__begin, __end, __result, __bin_op,</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  __gnu_parallel::sequential_tag()); }</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> </div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  // Parallel algorithm for random access iterators.</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  typename _BinaryOperation></div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  _OutputIterator</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  __adjacent_difference_switch(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  _OutputIterator __result,</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  _BinaryOperation __bin_op,</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  random_access_iterator_tag,</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  random_access_iterator_tag,</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  __gnu_parallel::_Parallelism</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  __parallelism_tag)</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  {</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  if (_GLIBCXX_PARALLEL_CONDITION(</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  static_cast<__gnu_parallel::_SequenceIndex>(__end - __begin)</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  >= __gnu_parallel::_Settings::get().adjacent_difference_minimal_n</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  && __gnu_parallel::__is_parallel(__parallelism_tag)))</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>  bool __dummy = true;</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  typedef __gnu_parallel::_IteratorPair<_IIter, _OutputIterator,</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  random_access_iterator_tag> _ItTrip;</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  *__result = *__begin;</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  _ItTrip __begin_pair(__begin + 1, __result + 1),</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  __end_pair(__end, __result + (__end - __begin));</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  __gnu_parallel::__adjacent_difference_selector<_ItTrip></div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  __functionality;</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  __gnu_parallel::</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  __for_each_template_random_access_ed(</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  __begin_pair, __end_pair, __bin_op, __functionality,</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  __gnu_parallel::_DummyReduct(), __dummy, __dummy, -1);</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  return __functionality._M_finish_iterator;</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  }</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  else</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  return adjacent_difference(__begin, __end, __result, __bin_op, </div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  __gnu_parallel::sequential_tag());</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  }</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span> </div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  // Public interface.</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  template<typename _IIter, typename _OutputIterator></div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  inline _OutputIterator</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  adjacent_difference(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  _OutputIterator __result,</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  __gnu_parallel::_Parallelism __parallelism_tag)</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  {</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  typedef iterator_traits<_IIter> _TraitsType;</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  typedef typename _TraitsType::value_type _ValueType;</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  return adjacent_difference(__begin, __end, __result,</div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  std::minus<_ValueType>(),</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  __parallelism_tag);</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  }</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span> </div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  template<typename _IIter, typename _OutputIterator></div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  inline _OutputIterator</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  adjacent_difference(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  _OutputIterator __result)</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>  typedef iterator_traits<_IIter> _TraitsType;</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  typedef typename _TraitsType::value_type _ValueType;</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  return adjacent_difference(__begin, __end, __result,</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  std::minus<_ValueType>());</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</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>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  typename _BinaryOperation></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  inline _OutputIterator</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  adjacent_difference(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  _OutputIterator __result, _BinaryOperation __binary_op,</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  __gnu_parallel::_Parallelism __parallelism_tag)</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  {</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  typedef iterator_traits<_IIter> _ITraitsType;</div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  typedef typename _ITraitsType::iterator_category _IIteratorCategory;</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> </div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  typedef iterator_traits<_OutputIterator> _OTraitsType;</div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  typedef typename _OTraitsType::iterator_category _OIterCategory;</div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> </div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  return __adjacent_difference_switch(__begin, __end, __result,</div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  __binary_op,</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  _IIteratorCategory(),</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  _OIterCategory(),</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  __parallelism_tag);</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  }</div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span> </div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  template<typename _IIter, typename _OutputIterator,</div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  typename _BinaryOperation></div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  inline _OutputIterator</div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  adjacent_difference(_IIter __begin, _IIter __end,</div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  _OutputIterator __result, _BinaryOperation __binary_op)</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  {</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  typedef iterator_traits<_IIter> _ITraitsType;</div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  typedef typename _ITraitsType::iterator_category _IIteratorCategory;</div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span> </div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  typedef iterator_traits<_OutputIterator> _OTraitsType;</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  typedef typename _OTraitsType::iterator_category _OIterCategory;</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span> </div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  return __adjacent_difference_switch(__begin, __end, __result,</div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  __binary_op,</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  _IIteratorCategory(),</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  _OIterCategory());</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  }</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span> } // end namespace</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span> } // end namespace</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span> </div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span> #endif /* _GLIBCXX_NUMERIC_H */</div></div><!-- fragment --></div><!-- contents -->
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