### Description The following code: ```php <?php class MySplFixedArray extends SplFixedArray { public $x; } class X {} $array = new MySplFixedArray(2); $array->{0} = new X(); try {get_object_vars($array);} catch (Exception $e) { echo($e); } ``` Resulted in this output: ``` php: /home/phpfuzz/WorkSpace/flowfusion/php-src/Zend/zend_hash.c:1163: zval *_zend_hash_index_add_or_update_i(HashTable *, zend_ulong, zval *, uint32_t): Assertion `(flag & (1<<3)) == 0' failed. Aborted (core dumped) ``` ### PHP Version nightly ### Operating System ubuntu 22.04