Description:
------------
[Tue Jan 17 00:15:57 2017]  Script:  '/home/lonely/workspace/ldb/dome/t.php'
/opt/php7/src/Zend/zend_string.h(0) :  Freeing 0x7FA2B387B2C0 (32 bytes), script=/home/lonely/workspace/ldb/dome/t.php
=== Total 1 memory leaks detected ===

Test script:
---------------
<?php
class cc{ 
    function __construct($c=null){
    }   
};
$i=mysqli_connect("127.0.0.1",'root','110','test_db');
$res=mysqli_query($i,'select * from l_order limit 1');
$t=array('-');
while($db= mysqli_fetch_object($res,'cc',$t)){}