rust/tests/ui/coercion/coerce-reborrow-mut-vec-arg.rs

19 lines
266 B
Rust

//@ run-pass
fn reverse(v: &mut [usize]) {
v.reverse();
}
fn bar(v: &mut [usize]) {
reverse(v);
reverse(v);
reverse(v);
}
pub fn main() {
let mut the_vec = vec![1, 2, 3, 100];
bar(&mut the_vec);
assert_eq!(the_vec, [100, 3, 2, 1]);
}