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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /src/test/ui/async-await/generator-not-future.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/async-await/generator-not-future.rs')
-rw-r--r-- | src/test/ui/async-await/generator-not-future.rs | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/src/test/ui/async-await/generator-not-future.rs b/src/test/ui/async-await/generator-not-future.rs deleted file mode 100644 index 37d7cfa6f..000000000 --- a/src/test/ui/async-await/generator-not-future.rs +++ /dev/null @@ -1,45 +0,0 @@ -// edition:2018 -#![feature(generators, generator_trait)] - -use std::future::Future; -use std::ops::Generator; - -async fn async_fn() {} -fn returns_async_block() -> impl Future<Output = ()> { - async {} -} -fn returns_generator() -> impl Generator<(), Yield = (), Return = ()> { - || { - let _: () = yield (); - } -} - -fn takes_future(_f: impl Future<Output = ()>) {} -fn takes_generator<ResumeTy>(_g: impl Generator<ResumeTy, Yield = (), Return = ()>) {} - -fn main() { - // okay: - takes_future(async_fn()); - takes_future(returns_async_block()); - takes_future(async {}); - takes_generator(returns_generator()); - takes_generator(|| { - let _: () = yield (); - }); - - // async futures are not generators: - takes_generator(async_fn()); - //~^ ERROR the trait bound - takes_generator(returns_async_block()); - //~^ ERROR the trait bound - takes_generator(async {}); - //~^ ERROR the trait bound - - // generators are not futures: - takes_future(returns_generator()); - //~^ ERROR is not a future - takes_future(|ctx| { - //~^ ERROR is not a future - ctx = yield (); - }); -} |