summaryrefslogtreecommitdiffstats
path: root/src/test/ui/threads-sendsync/issue-9396.rs
blob: 3e7e9a51cdd3ad044d8bee4281abad20283c0345 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
// run-pass
#![allow(unused_must_use)]
#![allow(deprecated)]
// ignore-emscripten no threads support

use std::sync::mpsc::{TryRecvError, channel};
use std::thread;

pub fn main() {
    let (tx, rx) = channel();
    let t = thread::spawn(move||{
        thread::sleep_ms(10);
        tx.send(()).unwrap();
    });
    loop {
        match rx.try_recv() {
            Ok(()) => break,
            Err(TryRecvError::Empty) => {}
            Err(TryRecvError::Disconnected) => unreachable!()
        }
    }
    t.join();
}