update automatically

Author: cpprefjp-autoupdate

implementation.html

@@ -165,8 +165,8 @@
     <p class="text-right"><small>
       最終更新日時:
       <time itemprop="datePublished" class="js-local-time"
-            datetime="2026-02-25T13:06:35+09:00">
-        2026年02月25日 13時06分35秒 (JST)
+            datetime="2026-08-01T11:59:20+09:00">
+        2026年08月01日 11時59分20秒 (JST)
       </time>
       <br/>
       <span itemprop="author" itemscope itemtype="http://schema.org/Person">
@@ -290,6 +290,13 @@ <h3>C++26の機能を有効にする</h3>
 </ul>
 </li>
 </ul>
+<h3>C++29の機能を有効にする</h3>
+<ul>
+<li>Clang 22以降は、<code>-std=c++2d</code>オプションを使用する。<ul>
+<li>GNU拡張を有効にする<code>-std=gnu++2d</code>オプションもある。</li>
+</ul>
+</li>
+</ul>
 <h2><a href="#gcc" id="gcc">GNU Compiler Collection</a></h2>
 <p>このサイトでは GCC と呼ぶ</p>
 <ul>

reference/chrono/make24.html

@@ -263,7 +263,7 @@ <h2>例</h2>
 <span class="w">  </span><span class="n"><a href="../cassert/assert.html">assert</a></span><span class="p">(</span><span class="n"><span style="color:#ff0000">chrono::make24</span></span><span class="p">(</span><span class="n"><a href="duration/op_h.html">12h</a></span><span class="p">,</span><span class="w"> </span><span class="nb">false</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n"><a href="duration/op_h.html">0h</a></span><span class="p">);</span>
 
 <span class="w">  </span><span class="n"><a href="../cassert/assert.html">assert</a></span><span class="p">(</span><span class="n"><span style="color:#ff0000">chrono::make24</span></span><span class="p">(</span><span class="n"><a href="duration/op_h.html">12h</a></span><span class="p">,</span><span class="w"> </span><span class="nb">true</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n"><a href="duration/op_h.html">12h</a></span><span class="p">);</span>
-<span class="w">  </span><span class="n"><a href="../cassert/assert.html">assert</a></span><span class="p">(</span><span class="n"><span style="color:#ff0000">chrono::make24</span></span><span class="p">(</span><span class="n"><a href="duration/op_h.html">1h</a></span><span class="p">,</span><span class="w"> </span><span class="nb">true</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="mf">1L</span><span class="n">MACbpzaQXNaTekyWeiyGNUSCoHyzDUZ</span><span class="p">);</span>
+<span class="w">  </span><span class="n"><a href="../cassert/assert.html">assert</a></span><span class="p">(</span><span class="n"><span style="color:#ff0000">chrono::make24</span></span><span class="p">(</span><span class="n"><a href="duration/op_h.html">1h</a></span><span class="p">,</span><span class="w"> </span><span class="nb">true</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="mi">1</span><span class="n"><a href="duration/op_h.html">3h</a></span><span class="p">);</span>
 <span class="w">  </span><span class="n"><a href="../cassert/assert.html">assert</a></span><span class="p">(</span><span class="n"><span style="color:#ff0000">chrono::make24</span></span><span class="p">(</span><span class="n"><a href="duration/op_h.html">3h</a></span><span class="p">,</span><span class="w"> </span><span class="nb">true</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n"><a href="duration/op_h.html">15h</a></span><span class="p">);</span>
 <span class="w">  </span><span class="n"><a href="../cassert/assert.html">assert</a></span><span class="p">(</span><span class="n"><span style="color:#ff0000">chrono::make24</span></span><span class="p">(</span><span class="n"><a href="duration/op_h.html">11h</a></span><span class="p">,</span><span class="w"> </span><span class="nb">true</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n"><a href="duration/op_h.html">23h</a></span><span class="p">);</span>
 <span class="p">}</span>