closure_field(StgWeak,key);
closure_field(StgWeak,value);
closure_field(StgWeak,finalizer);
closure_field(StgWeak,key);
closure_field(StgWeak,value);
closure_field(StgWeak,finalizer);
closure_size(StgDeadWeak);
closure_field(StgDeadWeak,link);
closure_size(StgDeadWeak);
closure_field(StgDeadWeak,link);