354 move_unreachable(PyGC_Head *young, PyGC_Head *unreachable)  in move_unreachable()  argument
356     PyGC_Head *gc = young->gc.gc_next;  in move_unreachable()
367     while (gc != young) {  in move_unreachable()
385                             (void *)young);  in move_unreachable()
803     PyGC_Head *young; /* the generation we are examining */  in collect()  local
841     young = GEN_HEAD(generation);  in collect()
845         old = young;  in collect()
852     update_refs(young);  in collect()
853     subtract_refs(young);  in collect()
862     move_unreachable(young, &unreachable);  in collect()
865     if (young != old) {  in collect()
867             _PyRuntime.gc.long_lived_pending += gc_list_size(young);  in collect()
869         gc_list_merge(young, old);  in collect()
874         untrack_dicts(young);  in collect()
876         _PyRuntime.gc.long_lived_total = gc_list_size(young);  in collect()