update automatically

Author: cpprefjp-autoupdate

reference/execution/execution/when_all.html

@@ -200,12 +200,12 @@
 
     <p class="text-right"><small>
       最終更新日時(UTC):
-      <span itemprop="datePublished" content="2025-09-22T16:01:49">
-        2025年09月22日 16時01分49秒
+      <span itemprop="datePublished" content="2026-01-16T17:37:38">
+        2026年01月16日 17時37分38秒
       </span>
       <br/>
       <span itemprop="author" itemscope itemtype="http://schema.org/Person">
-        <span itemprop="name">Raclamusi</span>
+        <span itemprop="name">yoh</span>
       </span>
       が更新
     </small></p>
@@ -300,12 +300,7 @@ <h3>Senderアルゴリズムタグ <code>when_all</code></h3>
   <span class="n">state</span><span class="p">.</span><span class="n">on_stop</span><span class="p">.</span><span class="n"><a href="../../optional/optional/emplace.html">emplace</a></span><span class="p">(</span>
     <span class="n"><a href="../get_stop_token.html">get_stop_token</a></span><span class="p">(</span><span class="n"><a href="get_env.html">get_env</a></span><span class="p">(</span><span class="n">rcvr</span><span class="p">)),</span>
     <span class="n"><a href="on-stop-request.html">on-stop-request</a></span><span class="p">{</span><span class="n">state</span><span class="p">.</span><span class="n">stop_src</span><span class="p">});</span>
-  <span class="k">if</span> <span class="p">(</span><span class="n">state</span><span class="p">.</span><span class="n">stop_src</span><span class="p">.</span><span class="n"><a href="../../stop_token/inplace_stop_source/stop_requested.html">stop_requested()</a></span><span class="p">)</span> <span class="p">{</span>
-    <span class="n">state</span><span class="p">.</span><span class="n">on_stop</span><span class="p">.</span><span class="n"><a href="../../optional/optional/reset.html">reset()</a></span><span class="p">;</span>
-    <span class="n"><a href="set_stopped.html">set_stopped</a></span><span class="p">(</span><span class="n"><a href="../../utility/move.html">std::move</a></span><span class="p">(</span><span class="n">rcvr</span><span class="p">));</span>
-  <span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
-    <span class="p">(</span><span class="n"><a href="start.html">start</a></span><span class="p">(</span><span class="n">ops</span><span class="p">),</span> <span class="p">...);</span>
-  <span class="p">}</span>
+  <span class="p">(</span><span class="n"><a href="start.html">start</a></span><span class="p">(</span><span class="n">ops</span><span class="p">),</span> <span class="p">...);</span>
 <span class="p">}</span>
 </code></pre></div>
 </p>
@@ -456,10 +451,13 @@ <h3>クラステンプレート<code>make-state</code></h3>
 </li>
 <li>
 <p>それ以外のとき、下記を評価する。</p>
-<p><div class="codehilite"><pre><span></span><code><span class="n">on_stop</span><span class="p">.</span><span class="n"><a href="../../optional/optional/reset.html">reset()</a></span><span class="p">;</span>
-<span class="n"><a href="set_stopped.html">set_stopped</a></span><span class="p">(</span><span class="n"><a href="../../utility/move.html">std::move</a></span><span class="p">(</span><span class="n">rcvr</span><span class="p">));</span>
+<p><div class="codehilite"><pre><span></span><code><span class="k">if</span> <span class="nf">constexpr</span><span class="p">(</span><span class="n">sends</span><span class="o">-</span><span class="n">stopped</span><span class="p">)</span> <span class="p">{</span>
+  <span class="n">on_stop</span><span class="p">.</span><span class="n"><a href="../../optional/optional/reset.html">reset()</a></span><span class="p">;</span>
+  <span class="n"><a href="set_stopped.html">set_stopped</a></span><span class="p">(</span><span class="n"><a href="../../utility/move.html">std::move</a></span><span class="p">(</span><span class="n">rcvr</span><span class="p">));</span>
+<span class="p">}</span>
 </code></pre></div>
 </p>
+<p>ここで、<code>Sndrs</code>の要素<code>S</code>において<code><a href="completion_signatures_of_t.html">completion_signatures_of_t</a>&lt;S, when-all-env&lt;Env&gt;&gt;</code>が<code><a href="set_stopped.html">set_stopped_t</a>()</code>を含む<code>S</code>が存在するときに限って<code>sends-stopped</code>は<code>true</code>に等しい。</p>
 </li>
 </ul>
 <h2>カスタマイゼーションポイント</h2>
@@ -601,6 +599,7 @@ <h2>参照</h2>
 <li><a href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2024/p2300r10.html" target="_blank">P2300R10 <code>std::execution</code></a></li>
 <li><a href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2024/p3396r1.html" target="_blank">P3396R1 std::execution wording fixes</a></li>
 <li><a href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2025/p3557r3.html" target="_blank">P3557R3 High-Quality Sender Diagnostics with Constexpr Exceptions</a></li>
+<li><a href="https://open-std.org/jtc1/sc22/wg21/docs/papers/2025/p3887r1.pdf" target="_blank">P3887R1 Make <code>when_all</code> a Ronseal Algorithm</a></li>
 <li><a href="https://cplusplus.github.io/LWG/issue4203" target="_blank">LWG 4203. Constraints on <code>get-state</code> functions are incorrect</a></li>
 <li><a href="https://cplusplus.github.io/LWG/issue4227" target="_blank">LWG 4227. Missing <code>noexcept</code> operator in [exec.when.all]</a></li>
 </ul></div>