27 lines
439 B
Rust
27 lines
439 B
Rust
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// compile-pass
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// edition:2018
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#![feature(async_await, await_macro)]
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trait MyClosure {
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type Args;
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}
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impl<R> MyClosure for dyn FnMut() -> R
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where R: 'static {
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type Args = ();
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}
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struct MyStream<C: ?Sized + MyClosure> {
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x: C::Args,
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}
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async fn get_future<C: ?Sized + MyClosure>(_stream: MyStream<C>) {}
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async fn f() {
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let messages: MyStream<FnMut()> = unimplemented!();
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await!(get_future(messages));
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}
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fn main() {}
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