1 //@ignore-target-windows: No libc on Windows
3 // Joining the same thread from multiple threads is undefined behavior.
8 extern "C" fn thread_start(_null: *mut libc::c_void) -> *mut libc::c_void {
9 // Yield the thread several times so that other threads can join it.
17 let mut native: libc::pthread_t = mem::zeroed();
18 let attr: libc::pthread_attr_t = mem::zeroed();
19 // assert_eq!(libc::pthread_attr_init(&mut attr), 0); FIXME: this function is not yet implemented.
20 assert_eq!(libc::pthread_create(&mut native, &attr, thread_start, ptr::null_mut()), 0);
21 let mut native_copy: libc::pthread_t = mem::zeroed();
22 ptr::copy_nonoverlapping(&native, &mut native_copy, 1);
23 let handle = thread::spawn(move || {
24 assert_eq!(libc::pthread_join(native_copy, ptr::null_mut()), 0); //~ ERROR: Undefined Behavior: trying to join an already joined thread
26 assert_eq!(libc::pthread_join(native, ptr::null_mut()), 0);
27 handle.join().unwrap();