| // Copyright 2012 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| #![allow(non_camel_case_types)] |
| #![feature(box_syntax)] |
| |
| trait get { |
| fn get(self) -> isize; |
| } |
| |
| // Note: impl on a slice; we're checking that the pointers below |
| // correctly get borrowed to `&`. (similar to impling for `isize`, with |
| // `&self` instead of `self`.) |
| impl<'a> get for &'a isize { |
| fn get(self) -> isize { |
| return *self; |
| } |
| } |
| |
| pub fn main() { |
| let x: Box<_> = box 6; |
| let y = x.get(); |
| println!("y={}", y); |
| assert_eq!(y, 6); |
| |
| let x = &6; |
| let y = x.get(); |
| println!("y={}", y); |
| assert_eq!(y, 6); |
| } |