1 // Copyright 2013-2014 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.
11 // This test may not always fail, but it can be flaky if the race it used to
12 // expose is still present.
14 fn helper(rx: Receiver<Sender<()>>) {
16 let _ = tx.send_opt(());
21 let (tx, rx) = channel();
22 spawn(move|| { helper(rx) });
23 let (snd, rcv) = channel::<int>();
24 for _ in range(1i, 100000i) {
26 let (tx2, rx2) = channel();
29 () = rx2.recv() => (),