if (is_interesting_object (old_obj)) {
if (debug_out) {
cerr << "\tlost old sp @ " << sp << " for " << old_obj << " UC = " << old_use_count << " now for " << obj << " UC = " << new_use_count
if (is_interesting_object (old_obj)) {
if (debug_out) {
cerr << "\tlost old sp @ " << sp << " for " << old_obj << " UC = " << old_use_count << " now for " << obj << " UC = " << new_use_count