src/test/ui/unique/unique-pat-3.rs

// run-pass
#![allow(dead_code)]
#![allow(non_camel_case_types)]

#![feature(box_syntax)]

enum bar { u(Box<isize>), w(isize), }

pub fn main() {
    assert!(match bar::u(box 10) {
      bar::u(a) => {
        println!("{}", a);
        *a
      }
      _ => { 66 }
    } == 10);
}