1 // ignore-windows: Concurrency on Windows is not supported yet.
3 // Joining the same thread from multiple threads is undefined behavior.
5 #![feature(rustc_private)]
12 extern "C" fn thread_start(_null: *mut libc::c_void) -> *mut libc::c_void {
18 let mut native: libc::pthread_t = mem::zeroed();
19 let attr: libc::pthread_attr_t = mem::zeroed();
20 // assert_eq!(libc::pthread_attr_init(&mut attr), 0); FIXME: this function is not yet implemented.
21 assert_eq!(libc::pthread_create(&mut native, &attr, thread_start, ptr::null_mut()), 0);
22 let mut native_copy: libc::pthread_t = mem::zeroed();
23 ptr::copy_nonoverlapping(&native, &mut native_copy, 1);
24 let handle = thread::spawn(move || {
25 assert_eq!(libc::pthread_join(native_copy, ptr::null_mut()), 0); //~ ERROR: Undefined Behavior: trying to join a detached or already joined thread
27 assert_eq!(libc::pthread_join(native, ptr::null_mut()), 0);
28 handle.join().unwrap();