#32352 [Opn->Bgs]: Bit operator '<<' bug

ID: 32352 Updated by: pajoye@php.net Reported By: mm at elec dot ru -Status: Open +Status: Bogus Bug Type: *General Issues Operating System: FreeBSD PHP Version: 4.3.10 New Comment: Sorry, but your problem does not imply a bug in PHP itself. For a list of more appropriate places to ask for help using PHP, please visit http://www.php.net/support.php as this bug system is not the appropriate forum for asking support questions. Even if you think it is not a bug, we often know better than you, please consult the support channels first before even considering to reopen this report. Thank you for your interest in PHP. You are out of the integer range. Check the php manual. Previous Comments: ------------------------------------------------------------------------ [2005-03-17 13:45:17] mm at elec dot ru Description: ------------ Operation " 9000 << 18 " return incorrect result => "-1935671296" Reproduce code: --------------- $userid - get unsigned value from DB $userid = 8000; $base = $userid << 18; Expected result: ---------------- -1935671296 Actual result: -------------- 2359296000 ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=32352&edit=1