Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/tests/ui/threads-sendsync/task-comm-6.rs b/tests/ui/threads-sendsync/task-comm-6.rs
new file mode 100644
index 000000000..990205ad3
--- /dev/null
+++ b/tests/ui/threads-sendsync/task-comm-6.rs
@@ -0,0 +1,42 @@
+// run-pass
+#![allow(unused_mut)]
+#![allow(unused_assignments)]
+
+use std::sync::mpsc::channel;
+
+pub fn main() { test00(); }
+
+fn test00() {
+    let mut r: isize = 0;
+    let mut sum: isize = 0;
+    let (tx, rx) = channel();
+    let mut tx0 = tx.clone();
+    let mut tx1 = tx.clone();
+    let mut tx2 = tx.clone();
+    let mut tx3 = tx.clone();
+    let number_of_messages: isize = 1000;
+    let mut i: isize = 0;
+    while i < number_of_messages {
+        tx0.send(i + 0).unwrap();
+        tx1.send(i + 0).unwrap();
+        tx2.send(i + 0).unwrap();
+        tx3.send(i + 0).unwrap();
+        i += 1;
+    }
+    i = 0;
+    while i < number_of_messages {
+        r = rx.recv().unwrap();
+        sum += r;
+        r = rx.recv().unwrap();
+        sum += r;
+        r = rx.recv().unwrap();
+        sum += r;
+        r = rx.recv().unwrap();
+        sum += r;
+        i += 1;
+    }
+    assert_eq!(sum, 1998000);
+    // assert (sum == 4 * ((number_of_messages *
+    //                   (number_of_messages - 1)) / 2));
+
+}