Merge commit 'dbee13661efa269cb4cd57bb4c6b99a19732b484' into sync_cg_clif-2020-12-27

[rust.git] / src / test / ui / binding / match-ref-binding-mut-option.rs

// run-pass

pub fn main() {
    let mut v = Some(22);
    match v {
      None => {}
      Some(ref mut p) => { *p += 1; }
    }
    assert_eq!(v, Some(23));
}