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cppdraft/coroutine/trivial/awaitables.md

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+[coroutine.trivial.awaitables]
+
+# 17 Language support library [[support]](./#support)
+
+## 17.13 Coroutines [[support.coroutine]](support.coroutine#coroutine.trivial.awaitables)
+
+### 17.13.6 Trivial awaitables [coroutine.trivial.awaitables]
+
+[🔗](#lib:suspend_never)
+
+namespace std {struct suspend_never {constexpr bool await_ready() const noexcept { return true; }constexpr void await_suspend(coroutine_handle<>) const noexcept {}constexpr void await_resume() const noexcept {}}; struct suspend_always {constexpr bool await_ready() const noexcept { return false; }constexpr void await_suspend(coroutine_handle<>) const noexcept {}constexpr void await_resume() const noexcept {}};}
+
+[1](#1)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/support.tex#L6335)
+
+[*Note [1](#note-1)*:
+
+The types suspend_never and suspend_always can be used
+to indicate that an [*await-expression*](expr.await#nt:await-expression "7.6.2.4 Await [expr.await]") either never
+suspends or always suspends, and in either case does not produce a value[.](#1.sentence-1)
+
+— *end note*]