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From: Iain D Sandoe <iains@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r11-2203] libstdc++, coroutine: Add missing constexpr markers. Date: Fri, 17 Jul 2020 19:56:49 +0000 (GMT) [thread overview] Message-ID: <20200717195649.4E2743857C40@sourceware.org> (raw) https://gcc.gnu.org/g:f1b6e46c417224887c2f21baa6d4c538a25fe9fb commit r11-2203-gf1b6e46c417224887c2f21baa6d4c538a25fe9fb Author: Iain Sandoe <iain@sandoe.co.uk> Date: Sun Jul 12 20:16:21 2020 +0100 libstdc++, coroutine: Add missing constexpr markers. The methods of the trivial awaitables are intended to be constexpr. libstdc++-v3/ChangeLog: * include/std/coroutine: Mark the methods of the trivial awaitables as constexpr. Diff: --- libstdc++-v3/include/std/coroutine | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/libstdc++-v3/include/std/coroutine b/libstdc++-v3/include/std/coroutine index b40a3bcf9cc..468d1107557 100644 --- a/libstdc++-v3/include/std/coroutine +++ b/libstdc++-v3/include/std/coroutine @@ -273,20 +273,20 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION /// [coroutine.trivial.awaitables] struct suspend_always { - bool await_ready() { return false; } + constexpr bool await_ready() const noexcept { return false; } - void await_suspend(coroutine_handle<>) {} + constexpr void await_suspend(coroutine_handle<>) const noexcept {} - void await_resume() {} + constexpr void await_resume() const noexcept {} }; struct suspend_never { - bool await_ready() { return true; } + constexpr bool await_ready() const noexcept { return true; } - void await_suspend(coroutine_handle<>) {} + constexpr void await_suspend(coroutine_handle<>) const noexcept {} - void await_resume() {} + constexpr void await_resume() const noexcept {} }; } // namespace __n4861
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