#32852 [NEW]: Crash with singleton and __destruct

From: cox at idecnet dot com Operating system: Linux PHP version: 5.0.4 PHP Bug Type: Reproducible crash Bug description: Crash with singleton and __destruct Description: ------------ Crash with singleton() and __destruct(), see below. Tomas V.V.Cox Reproduce code: --------------- <?php class crashme { private static $instance = null; public function __construct() { self::$instance = $this; } public function __destruct() { echo "i'm called\n"; } public static function singleton() { if (!isset(self::$instance)) { self::$instance = new crashme(); } return self::$instance; } } crashme::singleton(); ?> Expected result: ---------------- i'm called Actual result: -------------- i'm called i'm called Segmentation fault (core dumped) -- Edit bug report at http://bugs.php.net/?id=32852&edit=1 -- Try a CVS snapshot (php4): http://bugs.php.net/fix.php?id=32852&r=trysnapshot4 Try a CVS snapshot (php5.0): http://bugs.php.net/fix.php?id=32852&r=trysnapshot50 Try a CVS snapshot (php5.1): http://bugs.php.net/fix.php?id=32852&r=trysnapshot51 Fixed in CVS: http://bugs.php.net/fix.php?id=32852&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=32852&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=32852&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=32852&r=needscript Try newer version: http://bugs.php.net/fix.php?id=32852&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=32852&r=support Expected behavior: http://bugs.php.net/fix.php?id=32852&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=32852&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=32852&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=32852&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=32852&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=32852&r=dst IIS Stability: http://bugs.php.net/fix.php?id=32852&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=32852&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=32852&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=32852&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=32852&r=mysqlcfg