LAST_TYPE        1603 src/heap.h     FIRST_CODE_KIND_SUB_TYPE = LAST_TYPE + 1,
LAST_TYPE         624 src/objects.h  LAST_TYPE = JS_FUNCTION_TYPE,
LAST_TYPE         638 src/objects.h  LAST_JS_RECEIVER_TYPE = LAST_TYPE,
LAST_TYPE         641 src/objects.h  LAST_JS_OBJECT_TYPE = LAST_TYPE,