Description:
------------
none

Test script:
---------------
<?php
class A {
    public $arr;
    public function core() {
        $i = 0;
        while (1) {
            $this->arr[$i++ . "xxx"] = 1;
        }
    }
}

$a = new A;
$a->core();

Expected result:
----------------
non segfault

Actual result:
--------------
$ sapi/cli/php /tmp/1.php
PHP Fatal error:  Allowed memory size of 134217728 bytes exhausted at /home/huixinchen/opensource/trunk/Zend/zend_hash.c:804 (tried to allocate 75497472 bytes) in /tmp/1.php on line 7

Fatal error: Allowed memory size of 134217728 bytes exhausted at /home/huixinchen/opensource/trunk/Zend/zend_hash.c:804 (tried to allocate 75497472 bytes) in /tmp/1.php on line 7
zend_mm_heap corrupted
Segmentation fault (core dumped)