From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/threads-sendsync/task-comm-15.rs | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 tests/ui/threads-sendsync/task-comm-15.rs (limited to 'tests/ui/threads-sendsync/task-comm-15.rs') diff --git a/tests/ui/threads-sendsync/task-comm-15.rs b/tests/ui/threads-sendsync/task-comm-15.rs new file mode 100644 index 000000000..adb14abdc --- /dev/null +++ b/tests/ui/threads-sendsync/task-comm-15.rs @@ -0,0 +1,28 @@ +// run-pass +#![allow(unused_must_use)] +// ignore-emscripten no threads support +// pretty-expanded FIXME #23616 + +use std::sync::mpsc::{channel, Sender}; +use std::thread; + +fn start(tx: &Sender, i0: isize) { + let mut i = i0; + while i > 0 { + tx.send(0).unwrap(); + i = i - 1; + } +} + +pub fn main() { + // Spawn a thread that sends us back messages. The parent thread + // is likely to terminate before the child completes, so from + // the child's point of view the receiver may die. We should + // drop messages on the floor in this case, and not crash! + let (tx, rx) = channel(); + let t = thread::spawn(move|| { + start(&tx, 10) + }); + rx.recv(); + t.join(); +} -- cgit v1.2.3