rust/tests/ui/rust-2024/prelude-migration/in_2024_compatibility.rs

18 lines
447 B
Rust

//@ edition: 2021
#![deny(rust_2024_compatibility)]
trait Meow {
fn poll(&self, _ctx: &mut core::task::Context<'_>) {}
}
impl<T> Meow for T {}
fn main() {
core::pin::pin!(async {}).poll(&mut context());
//~^ ERROR trait method `poll` will become ambiguous in Rust 2024
//~| WARN this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
}
fn context() -> core::task::Context<'static> {
loop {}
}