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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> <span class="comment">// <experimental/numeric> -*- 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) 2015-2018 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 experimental/numeric</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * This is a TS C++ Library header.</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> */</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">//</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// N4336 Working Draft, C++ Extensions for Library Fundamentals, Version 2</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">//</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#ifndef _GLIBCXX_EXPERIMENTAL_NUMERIC</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#define _GLIBCXX_EXPERIMENTAL_NUMERIC 1</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> <span class="preprocessor">#pragma GCC system_header</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#if __cplusplus >= 201402L</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <<a class="code" href="a17007.html">numeric</a>></span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <<a class="code" href="a17211.html">experimental/type_traits</a>></span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">namespace </span><a class="code" href="a01538.html">std</a> _GLIBCXX_VISIBILITY(default)</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> _GLIBCXX_BEGIN_NAMESPACE_VERSION</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">namespace </span>experimental</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> <span class="keyword">inline</span> <span class="keyword">namespace </span>fundamentals_v2</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#define __cpp_lib_experimental_gcd_lcm 201411</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"></span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> /// Greatest common divisor</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">typename</span> _Mn, <span class="keyword">typename</span> _Nn></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  constexpr common_type_t<_Mn, _Nn></div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="a17007.html#aa830d9c06e9340f9ea5e0edf90b77e0f"> 56</a></span>  <a class="code" href="a17007.html#aa830d9c06e9340f9ea5e0edf90b77e0f">gcd</a>(_Mn __m, _Nn __n)</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  static_assert(is_integral_v<_Mn>, <span class="stringliteral">"gcd arguments are integers"</span>);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  static_assert(is_integral_v<_Nn>, <span class="stringliteral">"gcd arguments are integers"</span>);</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  static_assert(!is_same_v<<a class="code" href="a01476.html#ga33d8994a84545d04adc29f8be0d12122">remove_cv_t<_Mn></a>, <span class="keywordtype">bool</span>>,</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="stringliteral">"gcd arguments are not bools"</span>);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  static_assert(!is_same_v<<a class="code" href="a01476.html#ga33d8994a84545d04adc29f8be0d12122">remove_cv_t<_Nn></a>, <span class="keywordtype">bool</span>>,</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="stringliteral">"gcd arguments are not bools"</span>);</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> std::__detail::__gcd(__m, __n);</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="comment"></span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> /// Least common multiple</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">typename</span> _Mn, <span class="keyword">typename</span> _Nn></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  constexpr <a class="code" href="a01476.html#ga3ef38e934006ae2422e5a7f136238d22">common_type_t<_Mn, _Nn></a></div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="a17007.html#accce3753a3228b2f3bb4caea33ee2bec"> 70</a></span>  <a class="code" href="a17007.html#accce3753a3228b2f3bb4caea33ee2bec">lcm</a>(_Mn __m, _Nn __n)</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  static_assert(is_integral_v<_Mn>, <span class="stringliteral">"lcm arguments are integers"</span>);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  static_assert(is_integral_v<_Nn>, <span class="stringliteral">"lcm arguments are integers"</span>);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  static_assert(!is_same_v<<a class="code" href="a01476.html#ga33d8994a84545d04adc29f8be0d12122">remove_cv_t<_Mn></a>, <span class="keywordtype">bool</span>>,</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="stringliteral">"lcm arguments are not bools"</span>);</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  static_assert(!is_same_v<<a class="code" href="a01476.html#ga33d8994a84545d04adc29f8be0d12122">remove_cv_t<_Nn></a>, <span class="keywordtype">bool</span>>,</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="stringliteral">"lcm arguments are not bools"</span>);</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> <a class="code" href="a01539.html#a8d0e9c29e2da1a9162db469b99b2d792">std::__detail::__lcm</a>(__m, __n);</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> } <span class="comment">// namespace fundamentals_v2</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> } <span class="comment">// namespace experimental</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> _GLIBCXX_END_NAMESPACE_VERSION</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> } <span class="comment">// namespace std</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#endif // __cplusplus <= 201103L</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor">#endif // _GLIBCXX_EXPERIMENTAL_NUMERIC</span></div><div class="ttc" id="a17211_html"><div class="ttname"><a href="a17211.html">type_traits</a></div></div>
<div class="ttc" id="a01476_html_ga3ef38e934006ae2422e5a7f136238d22"><div class="ttname"><a href="a01476.html#ga3ef38e934006ae2422e5a7f136238d22">std::common_type_t</a></div><div class="ttdeci">typename common_type< _Tp... >::type common_type_t</div><div class="ttdoc">Alias template for common_type.</div><div class="ttdef"><b>Definition:</b> <a href="a00167_source.html#l02302">type_traits:2302</a></div></div>
<div class="ttc" id="a17007_html"><div class="ttname"><a href="a17007.html">numeric</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="a01539_html_a8d0e9c29e2da1a9162db469b99b2d792"><div class="ttname"><a href="a01539.html#a8d0e9c29e2da1a9162db469b99b2d792">std::__detail::__lcm</a></div><div class="ttdeci">constexpr common_type_t< _Mn, _Nn > __lcm(_Mn __m, _Nn __n)</div><div class="ttdoc">Least common multiple.</div><div class="ttdef"><b>Definition:</b> <a href="a00113_source.html#l00113">numeric:113</a></div></div>
<div class="ttc" id="a17007_html_accce3753a3228b2f3bb4caea33ee2bec"><div class="ttname"><a href="a17007.html#accce3753a3228b2f3bb4caea33ee2bec">std::experimental::fundamentals_v2::lcm</a></div><div class="ttdeci">constexpr common_type_t< _Mn, _Nn > lcm(_Mn __m, _Nn __n)</div><div class="ttdoc">Least common multiple.</div><div class="ttdef"><b>Definition:</b> <a href="a17007_source.html#l00070">experimental/numeric:70</a></div></div>
<div class="ttc" id="a17007_html_aa830d9c06e9340f9ea5e0edf90b77e0f"><div class="ttname"><a href="a17007.html#aa830d9c06e9340f9ea5e0edf90b77e0f">std::experimental::fundamentals_v2::gcd</a></div><div class="ttdeci">constexpr common_type_t< _Mn, _Nn > gcd(_Mn __m, _Nn __n)</div><div class="ttdoc">Greatest common divisor.</div><div class="ttdef"><b>Definition:</b> <a href="a17007_source.html#l00056">experimental/numeric:56</a></div></div>
<div class="ttc" id="a01476_html_ga33d8994a84545d04adc29f8be0d12122"><div class="ttname"><a href="a01476.html#ga33d8994a84545d04adc29f8be0d12122">std::remove_cv_t</a></div><div class="ttdeci">typename remove_cv< _Tp >::type remove_cv_t</div><div class="ttdoc">Alias template for remove_cv.</div><div class="ttdef"><b>Definition:</b> <a href="a00167_source.html#l01392">type_traits:1392</a></div></div>
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