[PHP-DEV] Segmentation fault, where to look when debugging?

Hi all, I also posted this message on php.general last firday, but got no response. Maybe you can help me? Our CMS segfaults on certain pages. It's a lot of code to debug so I wonder if someone can point in me in de right direction where to start looking when debugging. The GDB backtrace points

[PHP-DEV] Constant Scope PHP5

Should'nt this work? Currently it reports an error about a undefined constant. bar; ?> Ciao, Arjen