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        <div class="chatlog__header"><span class="chatlog__author" title="iceman5499" data-user-id="310258733890535426">Iceman</span> <a href="/channels/375206337937801216?category=main&amp;channel=swift-zatsu&amp;message_id=1170922889684467763"><span class="chatlog__timestamp" title="Monday, November 6, 2023 3:09 AM"></span></a><a href="#chatlog__message-container-1170922889684467763">11/6/2023 3:09 AM</a></div>
        <div class="chatlog__content chatlog__markdown"><span class="chatlog__markdown-preserve"><span class="chatlog__markdown-mention" title="swift59#5142">@swift-5.9.2</span> -strict-concurrency=complete <code class="chatlog__markdown-pre chatlog__markdown-pre--multiline language-swift">import Foundation func takeSendableClosure(_ c: @Sendable @escaping () -&gt; ()) { Task.detached(operation: c) } let nonSendable: () -&gt; () = {} takeSendableClosure(nonSendable) // 警告出る struct S { var nonSendableValue: () -&gt; () @Sendable func mayUseNonSendableValue() { nonSendableValue() } } var count = 0 var s = S(nonSendableValue: { count += 1 }) takeSendableClosure(s.mayUseNonSendableValue) // 警告出ない for _ in 0..&lt;10000 { takeSendableClosure(s.mayUseNonSendableValue) } print(count) sleep(1) print(count)</code></span> <span class="chatlog__edited-timestamp" title="Monday, November 6, 2023 3:12 AM">(edited)</span></div>
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