wordpress - How can I tell where exit or die is being called from within a php script -

i have php script hooks wordpress (through wp-load.php) various things. reason, during script, after running update_post_meta (its in loop), script stops. no errors, exceptions. nothing.

i registered shutdown function , called, me, seems plugin somehow calling die or exit. there way find out being called? perhaps backtrace of sort?

this not possible. there no way , reliable trap die() , exit() need check in each file filtration modify date