| // run-pass | |
| fn main() { | |
| let v = vec![1, 2, 3]; | |
| let boxed: Box<dyn Iterator<Item=i32>> = Box::new(v.into_iter()); | |
| assert_eq!(boxed.max(), Some(3)); | |
| let v = vec![1, 2, 3]; | |
| let boxed: &mut dyn Iterator<Item=i32> = &mut v.into_iter(); | |
| assert_eq!(boxed.max(), Some(3)); | |
| } |