update automatically

Author: cpprefjp-autoupdate

reference/execution/execution/when_all.html

@@ -200,8 +200,8 @@
 
     <p class="text-right"><small>
       最終更新日時(UTC):
-      <span itemprop="datePublished" content="2026-01-16T17:37:38">
-        2026年01月16日 17時37分38秒
+      <span itemprop="datePublished" content="2026-01-16T17:51:25">
+        2026年01月16日 17時51分25秒
       </span>
       <br/>
       <span itemprop="author" itemscope itemtype="http://schema.org/Person">
@@ -363,16 +363,14 @@ <h2>説明専用エンティティ</h2>
 <h3>関数テンプレート<code>make-when-all-env</code></h3>
 <p><div class="codehilite"><pre><span></span><code><span class="k">template</span><span class="o">&lt;</span><span class="k">class</span> <span class="nc">Env</span><span class="o">&gt;</span>
 <span class="k">constexpr</span> <span class="k">auto</span> <span class="n">make</span><span class="o">-</span><span class="n">when</span><span class="o">-</span><span class="n">all</span><span class="o">-</span><span class="n">env</span><span class="p">(</span><span class="n"><a href="../../stop_token/inplace_stop_source.html">inplace_stop_source</a></span><span class="o">&amp;</span> <span class="n">stop_src</span><span class="p">,</span>  <span class="c1">// exposition only</span>
-                                 <span class="n">Env</span><span class="o">&amp;&amp;</span> <span class="n">env</span><span class="p">)</span> <span class="k">noexcept</span> <span class="p">{</span>
-  <span class="k">return</span> <span class="n"><i>see below</i></span><span class="p">;</span>
-<span class="p">}</span>
+                                 <span class="n">Env</span><span class="o">&amp;&amp;</span> <span class="n">env</span><span class="p">)</span> <span class="k">noexcept</span><span class="p">;</span>
 </code></pre></div>
 </p>
 <p>下記を満たすオブジェクト<code>e</code>を返す。</p>
 <ul>
 <li><code>decltype(e)</code>が<code><a href="../queryable.html">queryable</a></code>のモデル、かつ</li>
-<li>式<code>e.query(<a href="../get_stop_token.html">get_stop_token</a>)</code>が<code>state.stop-src.<a href="../../stop_token/inplace_stop_source/get_token.html">get_token()</a></code>と等価、かつ</li>
-<li><code><a href="../get_stop_token.html">get_stop_token</a></code>以外かつ<code><a href="../forwarding-query.html">forwarding-query</a></code>を満たす<a href="../queryable.html">クエリオブジェクト</a><code>q</code>に対して、式<code>e.query(q)</code>は<code><a href="get_env.html">get_env</a>(rcvr).query(q)</code>と等価。</li>
+<li>式<code>e.query(<a href="../get_stop_token.html">get_stop_token</a>)</code>が<code>stop_src.<a href="../../stop_token/inplace_stop_source/get_token.html">get_token()</a></code>と等価、かつ</li>
+<li><a class="cpprefjp-defined-word" data-desc="型をconstおよび・もしくはvolatileで修飾すること">CV修飾</a>された<code><a href="../get_stop_token.html">get_stop_token</a></code>ではない<a href="../queryable.html">クエリオブジェクト</a><code>q</code>に対して、<code><a href="../forwarding-query.html">forwarding-query</a></code>を満たすならば、式<code>e.query(q)</code>は<code>env.query(q)</code>と等価。そうでなければ<a class="cpprefjp-defined-word" data-desc="プログラムが適格でないこと。コンパイルエラーなどになる" href="../../../implementation-compliance.html#dfn-ill-formed">不適格</a>となる。</li>
 </ul>
 <h3>エイリアステンプレート<code>when-all-env</code></h3>
 <p><code>when-all-env&lt;Env&gt;</code>は<code>decltype(make-when-all-env(declval&lt;<a href="../../stop_token/inplace_stop_source.html">inplace_stop_source</a>&amp;&gt;(), declval&lt;Env&gt;()))</code>となる。</p>
@@ -602,6 +600,7 @@ <h2>参照</h2>
 <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>
+<li><a href="https://cplusplus.github.io/LWG/issue4438" target="_blank">LWG 4438. Bad expression in [exec.when.all]</a></li>
 </ul></div>
 
       </div>

rss.xml

@@ -2,10 +2,54 @@
 <feed xmlns="http://www.w3.org/2005/Atom">
   <title>cpprefjp - C++日本語リファレンス</title>
   <link href="https://cpprefjp.github.io" />
-  <updated>2026-01-16T17:42:47.737842</updated>
-  <id>499abf2c-55a3-4edf-8513-a8473ec1f820</id>
+  <updated>2026-01-16T17:56:10.605050</updated>
+  <id>e15e6eba-aeeb-40b2-98f8-3ef9c1bf9d5d</id>
 
 
+    <entry>
+      <title>when_all -- execution/when_all: LWG4438適用</title>
+      <link href="https://cpprefjp.github.io/reference/execution/execution/when_all.html"/>
+      <id>5bff1a18e11a93da77bcdf1885e63575e7c0c933:reference/execution/execution/when_all.md</id>
+      <updated>2026-01-17T02:51:25+09:00</updated>
+      
+        <summary type="html">&lt;pre&gt;&lt;code&gt;diff --git a/reference/execution/execution/when_all.md b/reference/execution/execution/when_all.md
+index 9f9f955f3..ba361dff5 100644
+--- a/reference/execution/execution/when_all.md
++++ b/reference/execution/execution/when_all.md
+@@ -206,17 +206,15 @@ auto fn = []&amp;lt;class Child&amp;gt;() {
+ ```cpp
+ template&amp;lt;class Env&amp;gt;
+ constexpr auto make-when-all-env(inplace_stop_source&amp;amp; stop_src,  // exposition only
+-                                 Env&amp;amp;&amp;amp; env) noexcept {
+-  return see below;
+-}
++                                 Env&amp;amp;&amp;amp; env) noexcept;
+ ```
+ * inplace_stop_source[link /reference/stop_token/inplace_stop_source.md]
+ 
+ 下記を満たすオブジェクト`e`を返す。
+ 
+ - `decltype(e)`が[`queryable`](../queryable.md)のモデル、かつ
+-- 式`e.query(`[`get_stop_token`](../get_stop_token.md)`)`が`state.stop-src.`[`get_token()`](/reference/stop_token/inplace_stop_source/get_token.md)と等価、かつ
+-- [`get_stop_token`](../get_stop_token.md)以外かつ[`forwarding-query`](../forwarding-query.md)を満たす[クエリオブジェクト](../queryable.md)`q`に対して、式`e.query(q)`は[`get_env`](get_env.md)`(rcvr).query(q)`と等価。
++- 式`e.query(`[`get_stop_token`](../get_stop_token.md)`)`が`stop_src.`[`get_token()`](/reference/stop_token/inplace_stop_source/get_token.md)と等価、かつ
++- CV修飾された[`get_stop_token`](../get_stop_token.md)ではない[クエリオブジェクト](../queryable.md)`q`に対して、[`forwarding-query`](../forwarding-query.md)を満たすならば、式`e.query(q)`は`env.query(q)`と等価。そうでなければ不適格となる。
+ 
+ ### エイリアステンプレート`when-all-env`
+ `when-all-env&amp;lt;Env&amp;gt;`は`decltype(make-when-all-env(declval&amp;lt;`[`inplace_stop_source`](/reference/stop_token/inplace_stop_source.md)`&amp;amp;&amp;gt;(), declval&amp;lt;Env&amp;gt;()))`となる。
+@@ -510,3 +508,4 @@ error=-2
+ - [P3887R1 Make `when_all` a Ronseal Algorithm](https://open-std.org/jtc1/sc22/wg21/docs/papers/2025/p3887r1.pdf)
+ - [LWG 4203. Constraints on `get-state` functions are incorrect](https://cplusplus.github.io/LWG/issue4203)
+ - [LWG 4227. Missing `noexcept` operator in [exec.when.all]](https://cplusplus.github.io/LWG/issue4227)
++- [LWG 4438. Bad expression in [exec.when.all]](https://cplusplus.github.io/LWG/issue4438)
+&lt;/code&gt;&lt;/pre&gt;</summary>
+      
+      <author>
+        <name>yoh</name>
+        <email>kawasaki.liamg@gmail.com</email>
+      </author>
+    </entry>
+  
     <entry>
       <title>when_all -- exection/when_all: P3887R1対応 (#1574)</title>
       <link href="https://cpprefjp.github.io/reference/execution/execution/when_all.html"/>
@@ -410,30 +454,4 @@ index f63d0f109..2a3f313eb 100644
       </author>
     </entry>
 
-    <entry>
-      <title>コルーチン [P0912R5] -- lang/cpp20/coroutines: meta aliasタグ追加</title>
-      <link href="https://cpprefjp.github.io/lang/cpp20/coroutines.html"/>
-      <id>5884c57c92e8815930ab1995e4822dae5ea85dda:lang/cpp20/coroutines.md</id>
-      <updated>2026-01-16T15:50:25+09:00</updated>
-      
-        <summary type="html">&lt;pre&gt;&lt;code&gt;diff --git a/lang/cpp20/coroutines.md b/lang/cpp20/coroutines.md
-index 0f3023216..5a7597d9b 100644
---- a/lang/cpp20/coroutines.md
-+++ b/lang/cpp20/coroutines.md
-@@ -1,5 +1,7 @@
- # コルーチン [P0912R5]
- * cpp20[meta cpp]
-+* co_yield,co_await,co_return,promise_type,get_return_object,initial_suspend,final_suspend,yield_value,await_transform,return_value,return_void,unhandled_exception,get_return_object_on_allocation_failure,await_ready,await_suspend,await_resume[meta alias]
-+&amp;lt;!-- 検索性向上のためキーワード,カスタマイズポイント識別子を列挙 --&amp;gt;
- 
- &amp;lt;!-- start lang caution --&amp;gt;
- 
-&lt;/code&gt;&lt;/pre&gt;</summary>
-      
-      <author>
-        <name>yoh</name>
-        <email>kawasaki.liamg@gmail.com</email>
-      </author>
-    </entry>
-  
 </feed>

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@@ -17083,7 +17083,7 @@
 
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-      <lastmod>2026-01-17T02:37:38+09:00</lastmod>
+      <lastmod>2026-01-17T02:51:25+09:00</lastmod>
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