From: cestmirl at freeside dot sk Operating system: Linux Debian, Win32 PHP version: 4.3.3 PHP Bug Type: Math related Bug description: >> operator bug for negative LOP
Description: ------------ Bitwise shift right operator returns negative result (most significant bit set) for negative input (left operand). Following assert fails (though should NOT) assert((1 << 31 >> 31) == 1); Reproduce code: --------------- assert((1 << 31 >> 31) == 1); Actual result: -------------- assertion failed -- Edit bug report at http://bugs.php.net/?id=25877&edit=1 -- Try a CVS snapshot (php4): http://bugs.php.net/fix.php?id=25877&r=trysnapshot4 Try a CVS snapshot (php5): http://bugs.php.net/fix.php?id=25877&r=trysnapshot5 Fixed in CVS: http://bugs.php.net/fix.php?id=25877&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=25877&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=25877&r=needtrace Try newer version: http://bugs.php.net/fix.php?id=25877&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=25877&r=support Expected behavior: http://bugs.php.net/fix.php?id=25877&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=25877&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=25877&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=25877&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=25877&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=25877&r=dst IIS Stability: http://bugs.php.net/fix.php?id=25877&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=25877&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=25877&r=float