ID: 47662 Updated by: j...@php.net Reported By: gmblar+php at gmail dot com -Status: Open +Status: Feedback Bug Type: PCRE related Operating System: MacOSX 10.5 PHP Version: 5.2.9 New Comment:
Thank you for this bug report. To properly diagnose the problem, we need a backtrace to see what is happening behind the scenes. To find out how to generate a backtrace, please read http://bugs.php.net/bugs-generating-backtrace.php for *NIX and http://bugs.php.net/bugs-generating-backtrace-win32.php for Win32 Once you have generated a backtrace, please submit it to this bug report and change the status back to "Open". Thank you for helping us make PHP better. Previous Comments: ------------------------------------------------------------------------ [2009-03-26 15:02:00] mmcnicklebugs at googlemail dot com I can't replicate on Linux/Ubuntu 8.04 with 5.3CVS or 5.2.* When I increase the number of patterns to a large number (say 60000) I get a suitable warning: Warning: preg_match(): Compilation failed: too many named subpatterns (maximum 10000) at offset 148903 in /home/martin/php_bugs/pcre/47622/test.php on line 10 ------------------------------------------------------------------------ [2009-03-15 14:37:22] gmblar+php at gmail dot com Description: ------------ With more than 63 Subpattern in a Regular-Expression, PHP crashes with a Segmention-Fault. Reproduce code: --------------- <?php $regex = '@'; // works with $bar<63 for($bar=0; $bar<64; $bar++) { $regex .= '((?P<foo'.$bar.'>))'; } $regex .= '@'; preg_match($regex, 'foobar'); ?> Expected result: ---------------- Nothing Actual result: -------------- $ php foobar.php Segmentation fault ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=47662&edit=1
