Bug #53102 [NEW]: the number 928 incorrectly packs (loses a bit)

From: Operating system: PHP version: 5.2.14 Package: PHP-GTK related Bug Type: Bug Bug description:the number 928 incorrectly packs (loses a bit) Description: ------------ a) packing the value 928 (0x3A0) and 927 (0x39F) as unsigned long ("N") always converts to 927 (0x39F) b) masking the lower 8 bits of 0x3A0 always reads as 0x3F or 159 Note: phpinfo reports PHP Version 5.2.13 Test script: --------------- $value = 928; pack("N",$value) is 0x39f (927) $value = 927; pack("N",$value) is 0x39f (927) $value = 928; $v0 = $value & 0xff; $v0 prints as 927 Expected result: ---------------- 928 packs as 928. Actual result: -------------- 928 packs as 927 Not good for computer to lose bits. -- Edit bug report at http://bugs.php.net/bug.php?id=53102&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=53102&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=53102&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=53102&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=53102&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=53102&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=53102&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=53102&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=53102&r=needscript Try newer version: http://bugs.php.net/fix.php?id=53102&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=53102&r=support Expected behavior: http://bugs.php.net/fix.php?id=53102&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=53102&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=53102&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=53102&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=53102&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=53102&r=dst IIS Stability: http://bugs.php.net/fix.php?id=53102&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=53102&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=53102&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=53102&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=53102&r=mysqlcfg