Constant thread_local::thread_id::THREAD_ID[]

const THREAD_ID: LocalKey<ThreadId> = {
    #[inline]
    fn __init() -> ThreadId { loop  { } }
    unsafe fn __getit()
     ->
         ::option::Option<&'static ::cell::UnsafeCell<::option::Option<ThreadId>>> {
                                                                                       loop 
                                                                                            {
                                                                                       }
                                                                                   }
    unsafe { <::thread::LocalKey>::new(__getit, __init) }
}