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//@ run-pass
#![feature(coroutines, coroutine_trait, stmt_expr_attributes)]
use std::ops::{Coroutine, CoroutineState};
use std::pin::Pin;
fn main() {
let mut coroutine = #[coroutine]
static || {
let a = true;
let b = &a;
yield;
assert_eq!(b as *const _, &a as *const _);
};
// SAFETY: We shadow the original coroutine variable so have no safe API to
// move it after this point.
let mut coroutine = unsafe { Pin::new_unchecked(&mut coroutine) };
assert_eq!(coroutine.as_mut().resume(()), CoroutineState::Yielded(()));
assert_eq!(coroutine.as_mut().resume(()), CoroutineState::Complete(()));
}
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