ZEND_FETCH_OBJ_IS 1930 Zend/zend_vm_def.h ZEND_VM_HANDLER(91, ZEND_FETCH_OBJ_IS, CONST|TMPVAR|UNUSED|CV, CONST|TMPVAR|CV)
ZEND_FETCH_OBJ_IS  243 ext/opcache/Optimizer/compact_literals.c 				case ZEND_FETCH_OBJ_IS:
ZEND_FETCH_OBJ_IS  269 ext/opcache/Optimizer/zend_optimizer.c 		case ZEND_FETCH_OBJ_IS: