| // Copyright 2013 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. |
| |
| #![feature(managed_boxes)] |
| |
| use std::gc::Gc; |
| |
| pub struct Foo { |
| a: int, |
| } |
| |
| struct Bar<'a> { |
| a: Box<Option<int>>, |
| b: &'a Foo, |
| } |
| |
| fn check(a: Gc<Foo>) { |
| let _ic = Bar{ b: a, a: box None }; |
| } |
| |
| pub fn main(){} |
