1 // Copyright 2013 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
12 use std::cell::RefCell;
16 fn set(&mut self, v: Rc<RefCell<A>>);
21 v: Option<Rc<RefCell<A>>>
26 fn set(&mut self, v: Rc<RefCell<A>>)
39 let a = A {v: ~B{v: None} as ~Foo};
40 //~^ ERROR cannot pack type `~B`, which does not fulfill `Send`
41 let v = Rc::new(RefCell::new(a));
44 let mut b = b.borrow_mut();