#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(iterator_try_collect)]
use core::ops::ControlFlow::{Break, Continue};
fn main() {
    let u = [Continue(1), Continue(2), Break(3), Continue(4), Continue(5)];
    let mut it = u.into_iter();
    let v = it.try_collect::<Vec<_>>();
    assert_eq!(v, Break(3));
    let v = it.try_collect::<Vec<_>>();
    assert_eq!(v, Continue(vec![4, 5]));
}