ZEND_UNSET_OBJ   3514 Zend/zend_compile.c 			opline->opcode = ZEND_UNSET_OBJ;
ZEND_UNSET_OBJ   5694 Zend/zend_vm_def.h ZEND_VM_HANDLER(76, ZEND_UNSET_OBJ, VAR|UNUSED|CV, CONST|TMPVAR|CV)
ZEND_UNSET_OBJ    246 ext/opcache/Optimizer/compact_literals.c 				case ZEND_UNSET_OBJ:
ZEND_UNSET_OBJ    272 ext/opcache/Optimizer/zend_optimizer.c 		case ZEND_UNSET_OBJ: