Description:
------------
PHP crashes when calling the num_rows property of a result object:
apache 2.0.50 error log:
[Fri Aug 20 11:57:40 2004] [notice] child pid 17780 exit signal Segmentation fault (11)


Reproduce code:
---------------
<?php
	$conn = new mysqli('localhost', 'root', '');
	$conn->select_db('test');
	$conn->query("DROP TABLE segfault;");
	$conn->query("CREATE TABLE segfault (id TINYINT NOT NULL, PRIMARY KEY (id));");
	$res = $conn->query("SELECT * FROM segfault;");
	echo $res->num_rows; // this line causes php to crash
	$conn->close();
?>

Expected result:
----------------
printing a value: 0

Actual result:
--------------
PHP crashes