rust/tests/ui/coroutine/issue-57478.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

20 lines
303 B
Rust

//@ check-pass
#![feature(negative_impls, coroutines, stmt_expr_attributes)]
struct Foo;
impl !Send for Foo {}
fn main() {
assert_send(
#[coroutine]
|| {
let guard = Foo;
drop(guard);
yield;
},
)
}
fn assert_send<T: Send>(_: T) {}