ID:               34009
 Updated by:       [EMAIL PROTECTED]
 Reported By:      ast at gmx dot ch
-Status:           Open
+Status:           Feedback
 Bug Type:         Scripting Engine problem
 Operating System: Gentoo Linux
 PHP Version:      4.4.0
 New Comment:

Please provide an exact reproduce code (the URL you've given contains a
lot of code snippets and I can't understand which  one of them is the
reproduce case).


Previous Comments:
------------------------------------------------------------------------

[2005-08-05 18:01:08] ast at gmx dot ch

>From the reproduce script:

Unexpected result oberserved on
- http://nl01.pcextreme.nl/phpinfo.php (PHP 4.4.0, Linux Linux i686)
- PHP 4.4.0 cgi  hosted by Powweb.com, Apache/1.3.33 (Unix)
FrontPage/5.0.2.2635 mod_ssl/2.8.22 OpenSSL/0.9.7d PowWeb/1.1, FreeBSD
clust05-www01.powweb.com 4.11-RELEASE FreeBSD 4.11-RELEASE #0: Thu Ma
i386
- Gentoo linux, PHP 4.4.0, apache 2, x86:
http://dev.nei.ch/bugs/php440_notice_bug/phpinfo_gentoo_with_bug.html

Correct behavior observed on
- dozens / hundreds other servers, e.g.
- Windows XP SP 2, PHP 4.4.0 cgi, apache 2, x86
- Gentoo linux, PHP 4.4.0, apache 2, x86:
http://dev.nei.ch/bugs/php440_notice_bug/phpinfo_gentoo_without_bug.html
(this is another gentoo box, completely unrelated to the other)

------------------------------------------------------------------------

[2005-08-05 16:41:18] ast at gmx dot ch

Sorry, the first link was incorrect :/
(Coding recommendations)
http://gallery.menalto.com/index.php?name=PNphpBB2&file=viewtopic&p=153254#153254

------------------------------------------------------------------------

[2005-08-05 16:27:54] ast at gmx dot ch

Description:
------------
Abstract:
-------------------
PHP 4.4.0 shows a "Notice: Only variable references should be returned
by reference in ..." Notice when it shouldn't.
The bug can only be reproduced with PHP 4.4.0. And it can only be
reproduced on a few systems, on most it returns the expected result
(all test platforms had error_reporting(E_ALL);).
Furthermore, code that seems to be equivalent doesn't result in a
Notice. And two different systems with almost the same setup don't show
the same results.
I couldn't isolate the bug further than this. Maybe it's a compile
options issue, maybe it has to do with the scope of variables, I don't
know.

Disclaimer:
-------------------
You may think this is another bogus bug report for the
return-by-reference / assign-by-reference / pass-by-reference Notices
in PHP 4.4.0.

But I'm quite sure it isn't. I've patched our framework and wrote some
recommendations on how to code the right way:
http://gallery.menalto.com/index.php?name=PNphpBB2&file=viewtopic&t=32907
. But you don't need to follow this link. I just want to point out that
this is a real issue.

Details:
-------------------
Please take a look at the reproduce script.


Reproduce code:
---------------
http://dev.nei.ch/bugs/php440_notice_bug/php440_notice_bug_on_certain_platforms.phps

Expected result:
----------------
Expected result:
----------------
PHP Version is: 4.4.0
no NOTICEs

Actual result:
--------------
Actual result:
--------------
php version is: 4.4.0
Notice: Only variable references should be returned by reference in
php440_notice_bug_on_certain_platforms.php on line 23


------------------------------------------------------------------------


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