#46236 [NEW]: Negative integer overflow handled incorrectly

From: Date: Sun, 05 Oct 2008 11:22:50 +0000
Subject: #46236 [NEW]: Negative integer overflow handled incorrectly
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-129484@lists.php.net to get a copy of this message 
From:             wlalk at wtfs dot za dot net
Operating system: Linux (2.6.18)
PHP version:      5.2.6
PHP Bug Type:     Variables related
Bug description:  Negative integer overflow handled incorrectly

Description:
------------
Large negative integer not overflowing correctly.

Same problem as Bug #38908 but with version 5.2.6.

Bug #38908 claims to have been fixed as of 26 September 2006.

Reproduce code:
---------------
echo (int)(-2432869008);
echo (int)(2432869008);

Expected result:
----------------
1862098288
-1862098288 

Output as generated by a windows based server.

Actual result:
--------------
-2147483648
-1862098288 

Output as generated by a linux based server.

-- 
Edit bug report at http://bugs.php.net/?id=46236&edit=1
-- 
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=46236&r=trysnapshot52
Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=46236&r=trysnapshot53
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=46236&r=trysnapshot60
Fixed in CVS:                 http://bugs.php.net/fix.php?id=46236&r=fixedcvs
Fixed in release:             http://bugs.php.net/fix.php?id=46236&r=alreadyfixed
Need backtrace:               http://bugs.php.net/fix.php?id=46236&r=needtrace
Need Reproduce Script:        http://bugs.php.net/fix.php?id=46236&r=needscript
Try newer version:            http://bugs.php.net/fix.php?id=46236&r=oldversion
Not developer issue:          http://bugs.php.net/fix.php?id=46236&r=support
Expected behavior:            http://bugs.php.net/fix.php?id=46236&r=notwrong
Not enough info:              http://bugs.php.net/fix.php?id=46236&r=notenoughinfo
Submitted twice:              http://bugs.php.net/fix.php?id=46236&r=submittedtwice
register_globals:             http://bugs.php.net/fix.php?id=46236&r=globals
PHP 4 support discontinued:   http://bugs.php.net/fix.php?id=46236&r=php4
Daylight Savings:             http://bugs.php.net/fix.php?id=46236&r=dst
IIS Stability:                http://bugs.php.net/fix.php?id=46236&r=isapi
Install GNU Sed:              http://bugs.php.net/fix.php?id=46236&r=gnused
Floating point limitations:   http://bugs.php.net/fix.php?id=46236&r=float
No Zend Extensions:           http://bugs.php.net/fix.php?id=46236&r=nozend
MySQL Configuration Error:    http://bugs.php.net/fix.php?id=46236&r=mysqlcfg

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