[rustc.git] / src / test / run-pass / once-move-out-on-heap.rs

// Testing guarantees provided by once functions.


use std::sync::Arc;

fn foo<F:FnOnce()>(blk: F) {
    blk();
}

pub fn main() {
    let x = Arc::new(true);
    foo(move|| {
        assert!(*x);
        drop(x);
    });
}
Commit	Line	Data
970d7e83 LB	1	// Testing guarantees provided by once functions.
970d7e83 LB	2
970d7e83	3
c34b1796	4
1a4d82fc	5	use std::sync::Arc;
970d7e83	6
1a4d82fc	7	fn foo<F:FnOnce()>(blk: F) {
970d7e83 LB	8	blk();
970d7e83 LB	9	}
223e47cc	10
1a4d82fc JJ	11	pub fn main() {
	12	let x = Arc::new(true);
	13	foo(move\|\| {
	14	assert!(*x);
	15	drop(x);
	16	});
223e47cc	17	}