rust/tests/ui/coroutine/non-static-is-unpin.rs
Oli Scherer aef0f4024a Error on using yield without also using #[coroutine] on the closure
And suggest adding the `#[coroutine]` to the closure
2024-04-24 08:05:29 +00:00

23 lines
538 B
Rust

//@ revisions: current next
//@ ignore-compare-mode-next-solver (explicit revisions)
//@[next] compile-flags: -Znext-solver
//@ run-pass
#![feature(coroutines, coroutine_trait, stmt_expr_attributes)]
#![allow(dropping_copy_types)]
use std::marker::PhantomPinned;
fn assert_unpin<G: Unpin>(_: G) {
}
fn main() {
// Even though this coroutine holds a `PhantomPinned` in its environment, it
// remains `Unpin`.
assert_unpin(#[coroutine] || {
let pinned = PhantomPinned;
yield;
drop(pinned);
});
}