1--TEST-- 2openssl_encrypt() crash with old OpenSSL 3--EXTENSIONS-- 4openssl 5--FILE-- 6<?php 7openssl_encrypt('', 'AES-128-CBC', 'foo'); 8var_dump("done"); 9?> 10--EXPECTF-- 11Warning: openssl_encrypt(): Using an empty Initialization Vector (iv) is potentially insecure and not recommended in %s on line %d 12string(4) "done" 13