src/test/compile-fail/issue-7013.rs

   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.
   4 //
   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.
  10
  11 #![feature(box_syntax)]
  12
  13 use std::cell::RefCell;
  14 use std::rc::Rc;
  15
  16 trait Foo {
  17     fn set(&mut self, v: Rc<RefCell<A>>);
  18 }
  19
  20 struct B {
  21     v: Option<Rc<RefCell<A>>>
  22 }
  23
  24 impl Foo for B {
  25     fn set(&mut self, v: Rc<RefCell<A>>)
  26     {
  27         self.v = Some(v);
  28     }
  29 }
  30
  31 struct A {
  32     v: Box<Foo + Send>,
  33 }
  34
  35 fn main() {
  36     let a = A {v: box B{v: None} as Box<Foo+Send>};
  37     //~^ ERROR `std::rc::Rc<std::cell::RefCell<A>>: std::marker::Send` is not satisfied
  38 }