14 lines
367 B
Rust
14 lines
367 B
Rust
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//@ edition: 2021
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#![feature(unsized_fn_params, unsized_locals)]
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//~^ WARN the feature `unsized_locals` is incomplete
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use std::future::Future;
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async fn bug<T>(mut f: dyn Future<Output = T> + Unpin) -> T {
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//~^ ERROR the size for values of type `(dyn Future<Output = T> + Unpin + 'static)` cannot be known at compilation time
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(&mut f).await
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}
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fn main() {}
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