LOOKUP_STOP_IP
if (ip >= LOOKUP_START_IP && ip < LOOKUP_STOP_IP) {
orc = __orc_find(__start_orc_unwind_ip, __start_orc_unwind, num_entries, LOOKUP_STOP_IP);
if (ip >= LOOKUP_START_IP && ip < LOOKUP_STOP_IP) {
LOOKUP_STOP_IP);