From: talk at apfeldot dot de Operating system: Win 7 PHP version: 5.3.0 PHP Bug Type: Unknown/Other Function Bug description: Bit shift
Description: ------------ I think there is an integer overflow, which should be prevented. Reproduce code: --------------- <?php var_dump(1 << 33); ?> Expected result: ---------------- There should be int(0), because the 1 was shifted out of the integer representation and the binary code should be 00000...00000. Actual result: -------------- int(2) Binary represantation: 00...0010 -- Edit bug report at http://bugs.php.net/?id=50083&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=50083&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=50083&r=trysnapshot53 Try a snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=50083&r=trysnapshot60 Fixed in SVN: http://bugs.php.net/fix.php?id=50083&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=50083&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=50083&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=50083&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=50083&r=needscript Try newer version: http://bugs.php.net/fix.php?id=50083&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=50083&r=support Expected behavior: http://bugs.php.net/fix.php?id=50083&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=50083&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=50083&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=50083&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=50083&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=50083&r=dst IIS Stability: http://bugs.php.net/fix.php?id=50083&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=50083&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=50083&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=50083&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=50083&r=mysqlcfg