| // 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. |
| |
| |
| struct boxed_int<'a> { |
| f: &'a isize, |
| } |
| |
| fn max<'r>(bi: &'r boxed_int, f: &'r isize) -> isize { |
| if *bi.f > *f {*bi.f} else {*f} |
| } |
| |
| fn with(bi: &boxed_int) -> isize { |
| let i = 22; |
| max(bi, &i) |
| } |
| |
| pub fn main() { |
| let g = 21; |
| let foo = boxed_int { f: &g }; |
| assert_eq!(with(&foo), 22); |
| } |
