#![unstable(feature = "thread_local_internals", issue = "none")] pub unsafe fn register_dtor(_t: *mut u8, _dtor: unsafe extern "C" fn(*mut u8)) { // FIXME: right now there is no concept of "thread exit", but this is likely // going to show up at some point in the form of an exported symbol that the // wasm runtime is going to be expected to call. For now we basically just // ignore the arguments, but if such a function starts to exist it will // likely look like the OSX implementation in `unix/fast_thread_local.rs` }