#43185 [NEW]: preg_replace cause exit signal Illegal instruction

From: Date: Sun, 04 Nov 2007 14:21:02 +0000
Subject: #43185 [NEW]: preg_replace cause exit signal Illegal instruction
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-119261@lists.php.net to get a copy of this message 
From:             nicolas dot fruit+phpbug at gmail dot com
Operating system: Mac
PHP version:      5.2.4
PHP Bug Type:     PCRE related
Bug description:  preg_replace cause exit signal Illegal instruction

Description:
------------
preg_replace cause a "exit signal Illegal instruction (4)" in the apache
log.

My config:
Mac OS Darwin Kernel Version 8.9.0
Apache/2.0.61 (same error with Apache 2.2)
PHP Version 5.2.4
phpinfo related to regex:
mbstring:
 - Multibyte regex (oniguruma) version 4.4.4
 - Multibyte regex (oniguruma) backtrack check On

The bug come from Drupal 5.2 /includes/common.inc function
drupal_build_css_cache

Reproduce code:
---------------
<?
$data=
"
/*
** Details: http://www.positioniseverything.net/easyclearing.html
*/
";
$data = preg_replace('<
   \s*([@{}:;,]|\)\s|\s\()\s* |
   /\*([^*\\\\]|\*(?!/))+\*/ |
   [\n\r]
   >x', '\1', $data);
echo $data;
?>


Expected result:
----------------
Remove the css "comment" on the string

Actual result:
--------------
exit signal Illegal instruction (4)" in the apache log.

-- 
Edit bug report at http://bugs.php.net/?id=43185&edit=1
-- 
Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=43185&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=43185&r=trysnapshot52
Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=43185&r=trysnapshot53
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=43185&r=trysnapshot60
Fixed in CVS:                 http://bugs.php.net/fix.php?id=43185&r=fixedcvs
Fixed in release:             http://bugs.php.net/fix.php?id=43185&r=alreadyfixed
Need backtrace:               http://bugs.php.net/fix.php?id=43185&r=needtrace
Need Reproduce Script:        http://bugs.php.net/fix.php?id=43185&r=needscript
Try newer version:            http://bugs.php.net/fix.php?id=43185&r=oldversion
Not developer issue:          http://bugs.php.net/fix.php?id=43185&r=support
Expected behavior:            http://bugs.php.net/fix.php?id=43185&r=notwrong
Not enough info:              http://bugs.php.net/fix.php?id=43185&r=notenoughinfo
Submitted twice:              http://bugs.php.net/fix.php?id=43185&r=submittedtwice
register_globals:             http://bugs.php.net/fix.php?id=43185&r=globals
PHP 3 support discontinued:   http://bugs.php.net/fix.php?id=43185&r=php3
Daylight Savings:             http://bugs.php.net/fix.php?id=43185&r=dst
IIS Stability:                http://bugs.php.net/fix.php?id=43185&r=isapi
Install GNU Sed:              http://bugs.php.net/fix.php?id=43185&r=gnused
Floating point limitations:   http://bugs.php.net/fix.php?id=43185&r=float
No Zend Extensions:           http://bugs.php.net/fix.php?id=43185&r=nozend
MySQL Configuration Error:    http://bugs.php.net/fix.php?id=43185&r=mysqlcfg

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