mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 15:23:46 +00:00
13 lines
400 B
Rust
13 lines
400 B
Rust
// run-pass
|
|
#![allow(unused_mut)]
|
|
#![allow(unused_variables)]
|
|
fn main() {
|
|
let mut shrinker: Box<dyn Iterator<Item=i32>> = Box::new(vec![1].into_iter());
|
|
println!("{:?}", shrinker.next());
|
|
for v in shrinker { assert!(false); }
|
|
|
|
let mut shrinker: &mut dyn Iterator<Item=i32> = &mut vec![1].into_iter();
|
|
println!("{:?}", shrinker.next());
|
|
for v in shrinker { assert!(false); }
|
|
}
|