#32305 [NEW]: ceil returns unexpected results

From: Date: Tue, 15 Mar 2005 04:16:07 +0000
Subject: #32305 [NEW]: ceil returns unexpected results
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-75349@lists.php.net to get a copy of this message 
From:             webmaster at ew3d dot com
Operating system: CentOS 4.0
PHP version:      4.3.9
PHP Bug Type:     Math related
Bug description:  ceil returns unexpected results

Description:
------------
I'm running the current RHEL rpm php 4.3.9 i386.






Reproduce code:
---------------
printf(ceil(0.05*100)/100); //Returns 0.05
printf(ceil(0.06*100)/100); //Returns 0.06
printf(ceil(0.07*100)/100); //Returns 0.08 <-- Wrong
printf(ceil(7));            //Returns 7
printf(ceil(0.08*100)/100); //Returns 0.08
printf(ceil(0.14*100)/100); //Returns 0.15 <-- Wrong
printf(ceil(0.21*100)/100); //Returns 0.21

Expected result:
----------------
0.05
0.06
0.07
7
0.08
0.14
0.21

Actual result:
--------------
0.05
0.06
0.08
7
0.08
0.15
0.21

-- 
Edit bug report at http://bugs.php.net/?id=32305&edit=1
-- 
Try a CVS snapshot (php4):   http://bugs.php.net/fix.php?id=32305&r=trysnapshot4
Try a CVS snapshot (php5.0): http://bugs.php.net/fix.php?id=32305&r=trysnapshot50
Try a CVS snapshot (php5.1): http://bugs.php.net/fix.php?id=32305&r=trysnapshot51
Fixed in CVS:                http://bugs.php.net/fix.php?id=32305&r=fixedcvs
Fixed in release:            http://bugs.php.net/fix.php?id=32305&r=alreadyfixed
Need backtrace:              http://bugs.php.net/fix.php?id=32305&r=needtrace
Need Reproduce Script:       http://bugs.php.net/fix.php?id=32305&r=needscript
Try newer version:           http://bugs.php.net/fix.php?id=32305&r=oldversion
Not developer issue:         http://bugs.php.net/fix.php?id=32305&r=support
Expected behavior:           http://bugs.php.net/fix.php?id=32305&r=notwrong
Not enough info:             http://bugs.php.net/fix.php?id=32305&r=notenoughinfo
Submitted twice:             http://bugs.php.net/fix.php?id=32305&r=submittedtwice
register_globals:            http://bugs.php.net/fix.php?id=32305&r=globals
PHP 3 support discontinued:  http://bugs.php.net/fix.php?id=32305&r=php3
Daylight Savings:            http://bugs.php.net/fix.php?id=32305&r=dst
IIS Stability:               http://bugs.php.net/fix.php?id=32305&r=isapi
Install GNU Sed:             http://bugs.php.net/fix.php?id=32305&r=gnused
Floating point limitations:  http://bugs.php.net/fix.php?id=32305&r=float
No Zend Extensions:          http://bugs.php.net/fix.php?id=32305&r=nozend
MySQL Configuration Error:   http://bugs.php.net/fix.php?id=32305&r=mysqlcfg

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