1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/threads-sendsync/spawn-types.rs b/src/test/ui/threads-sendsync/spawn-types.rs
new file mode 100644
index 000000000..1bead6e1b
--- /dev/null
+++ b/src/test/ui/threads-sendsync/spawn-types.rs
@@ -0,0 +1,25 @@
+// run-pass
+#![allow(non_camel_case_types)]
+
+// ignore-emscripten no threads support
+
+/*
+  Make sure we can spawn tasks that take different types of
+  parameters. This is based on a test case for #520 provided by Rob
+  Arnold.
+ */
+
+use std::thread;
+use std::sync::mpsc::{channel, Sender};
+
+type ctx = Sender<isize>;
+
+fn iotask(_tx: &ctx, ip: String) {
+    assert_eq!(ip, "localhost".to_string());
+}
+
+pub fn main() {
+    let (tx, _rx) = channel::<isize>();
+    let t = thread::spawn(move|| iotask(&tx, "localhost".to_string()) );
+    t.join().ok().unwrap();
+}