860 finalize_garbage(PyGC_Head *collectable)  in finalize_garbage()  argument
875     while (!gc_list_is_empty(collectable)) {  in finalize_garbage()
876         PyGC_Head *gc = GC_NEXT(collectable);  in finalize_garbage()
888     gc_list_merge(&seen, collectable);  in finalize_garbage()
895 check_garbage(PyGC_Head *collectable)  in check_garbage()  argument
899     for (gc = GC_NEXT(collectable); gc != collectable; gc = GC_NEXT(gc)) {  in check_garbage()
904     subtract_refs(collectable);  in check_garbage()
905     PyGC_Head *prev = collectable;  in check_garbage()
906     for (gc = GC_NEXT(collectable); gc != collectable; gc = GC_NEXT(gc)) {  in check_garbage()
927                PyGC_Head *collectable, PyGC_Head *old)  in delete_garbage()  argument
931     while (!gc_list_is_empty(collectable)) {  in delete_garbage()
932         PyGC_Head *gc = GC_NEXT(collectable);  in delete_garbage()
956         if (GC_NEXT(collectable) == gc) {  in delete_garbage()