rust/tests/ui/dropck/coroutine-liveness-2.rs
2024-02-16 20:02:50 +00:00

23 lines
486 B
Rust

//@ check-pass
//@ edition: 2021
// regression test found while working on #117134.
use std::future;
fn main() {
let mut recv = future::ready(());
let _combined_fut = async {
let _ = || read(&mut recv);
};
let _uwu = (String::new(), _combined_fut);
// Dropping a coroutine as part of a more complex
// types should not add unnecessary liveness
// constraints.
drop(recv);
}
fn read<F: future::Future>(_: &mut F) -> F::Output {
todo!()
}