<div class="chatlog__message-group"> <div id="chatlog__message-container-832461491550027847" class="chatlog__message-container" data-message-id="832461491550027847"> <div class="chatlog__message"> <div class="chatlog__message-aside"><img class="chatlog__avatar" src="https://cdn.discordapp.com/avatars/296587674737704960/5d3c584499ce245b7129cda8c7ae00e9.png?size=512" alt="Avatar" loading="lazy"></div> <div class="chatlog__message-primary"> <div class="chatlog__header"><span class="chatlog__author" title="_rintaro" data-user-id="296587674737704960">rintaro</span> <a href="/channels/430242233468452865?category=main&channel=swiftbot-sandbox&message_id=832461491550027847"><span class="chatlog__timestamp" title="Friday, April 16, 2021 3:44 AM"></span></a><a href="#chatlog__message-container-832461491550027847">4/16/2021 3:44 AM</a></div> <div class="chatlog__content chatlog__markdown"><span class="chatlog__markdown-preserve"><span class="chatlog__markdown-mention" title="swift53#5213">@swift-5.3.3</span> <code class="chatlog__markdown-pre chatlog__markdown-pre--multiline nohighlight">struct Box<T> {} @_functionBuilder struct MyBuilder { static func buildExpression(_ expression: Box<Never>) -> Box<Never> { expression } static func buildBlock(_ component: Box<Never>) -> Box<Never> { component } } func take(_ c: () -> Box<Never>) {} func takeBuild(@MyBuilder _ c: () -> Box<Never>) {} func test() { take { Box() } takeBuild { Box() } }</code></span></div> </div> </div> </div> </div>