#39610 [NEW]: Number of return Modular_arithmetic is negative..
| From: | ocracy at msn dot com | Date: | Thu, 23 Nov 2006 22:59:01 +0000 |
| Subject: | #39610 [NEW]: Number of return Modular_arithmetic is negative.. | ||
| Groups: | php.bugs | ||
| Request: | Send a blank email to php-bugs+get-105381@lists.php.net to get a copy of this message | ||
From: ocracy at msn dot com
Operating system: windows
PHP version: 4.4.4
PHP Bug Type: *General Issues
Bug description: Number of return Modular_arithmetic is negative..
Description:
------------
Number of return Modular_arithmetic must be positive in general but i
tryed high nubmer like(2^30++) in Modular_arithmetic, PHP gave me
negative nubmer...
example: x=2^31, y=x%20, y = negative in PHP
Reproduce code:
---------------
<?php
$number = 31;
$pow = pow(2,$number);
$random = rand(10,50);
echo ($pow%$random);
?>
Expected result:
----------------
Negative numbers..
Like
-6
-38
-44
..
..
Actual result:
--------------
nubmer of return will be positive..
--
Edit bug report at http://bugs.php.net/?id=39610&edit=1
--
Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=39610&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=39610&r=trysnapshot52
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=39610&r=trysnapshot60
Fixed in CVS: http://bugs.php.net/fix.php?id=39610&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=39610&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=39610&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=39610&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=39610&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=39610&r=support
Expected behavior: http://bugs.php.net/fix.php?id=39610&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=39610&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=39610&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=39610&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=39610&r=php3
Daylight Savings: http://bugs.php.net/fix.php?id=39610&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=39610&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=39610&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=39610&r=float
No Zend Extensions: http://bugs.php.net/fix.php?id=39610&r=nozend
MySQL Configuration Error: http://bugs.php.net/fix.php?id=39610&r=mysqlcfg