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https://github.com/rust-lang/rust
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23 lines
361 B
Rust
23 lines
361 B
Rust
//@ edition:2021
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// issue 108897
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trait Handler {}
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impl<F, Fut> Handler for F
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where
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Fut: Send,
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F: FnOnce() -> Fut,
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{}
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fn require_handler<H: Handler>(h: H) {}
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async fn handler() {
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let a = &1 as *const i32;
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async {}.await;
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let b = a;
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}
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fn main() {
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require_handler(handler)
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//~^ ERROR future cannot be sent between threads safely
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}
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