Hi,
that's a limitation of the Zend Engine. It does not support
circular references (at least this is would Zeev told me last
time :)
- Markus
On Mon, Jun 10, 2002 at 10:25:38PM +0200, Andre Christ wrote :
> working with php's oop implementation I got some memory leaks. The behaviour
> can be reproduced
> with the following script:
>
> <?php
> class CBar {
> var $Parent;
> }
>
> class CSuper {
> function CSuper() {
> $this->Bar = new CBar();
> $this->Bar->Parent = $this;
> }
> }
>
> $Super = new CSuper();
> ?>
>
> php 4.2.1 --enable-debug
>
> zend_hash.c(260) : Freeing 0x0821000C (39 bytes),
> script=/home/ach/usr/htdocs/devel/oop.php
> Last leak repeated 1 time
> ./zend_execute.c(470) : Freeing 0x0820FFAC (44 bytes),
> script=/home/ach/usr/htdocs/devel/oop.php
> zend_variables.c(126) : Actual location (location was relayed)
> ./zend_execute.c(467) : Freeing 0x0820FF6C (12 bytes),
> script=/home/ach/usr/htdocs/devel/oop.php
> zend_API.c(596) : Freeing 0x0820FE54 (44 bytes),
> script=/home/ach/usr/htdocs/devel/oop.php
> zend_API.c(584) : Actual location (location was relayed)
> zend_hash.c(176) : Freeing 0x0820FB34 (32 bytes),
> script=/home/ach/usr/htdocs/devel/oop.php
> Last leak repeated 1 time
> ./zend_execute.c(1948) : Freeing 0x0820F844 (12 bytes),
> script=/home/ach/usr/htdocs/devel/oop.php
>
>
> Is there anything wrong with the code or is it a bug in php / Zend ?
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