Bug #75891 [NEW]: Enabled Opcache causes different errors

From: Date: Wed, 31 Jan 2018 08:12:24 +0000
Subject: Bug #75891 [NEW]: Enabled Opcache causes different errors
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-213757@lists.php.net to get a copy of this message
From:             p dot pfleiderer at gmx dot de
Operating system: Windows Server 2012 R2
PHP version:      7.1.13
Package:          opcache
Bug Type:         Bug
Bug description:Enabled Opcache causes different errors

Description:
------------
It seems that the combination of PHP 5.6 - 7.1.x, Windows Server 2012 R2
and the IIS 8.5 causes different Errors when opcache is enabled. We
migrated our PHP configuration and scripts 1:1 from Windows Server 2008
and there was no Problem. But With Server 2012 we randomly get the error
"Cannot redeclare class" error. The scripts work fine for 4-5 times,
then the redeclare class error appeares. We tried to set the Option
opcache.dups_fix = true, but without success. The only workaround was to
wrap all classes with 
 if(!class_exists("Database_Zend",false)) {... } but then suddenly
preg_match errors appeared.

Some error examples:

[07-Dec-2017 09:57:11 Europe/Berlin] PHP Fatal error: Cannot redeclare
composerRequiree744d24db906654e872801355481e07f() (previously declared
in D:\inetpub\wwwroot\itdoc\extensions\BlueSpiceFound
ation\vendor\composer\autoload_real.php:63) in
D:\Inetpub\wwwroot\itdoc\extensions\BlueSpiceFound
ation\vendor\composer\autoload_real.php on line 63

 [11-Dec-2017 09:35:23 Europe/Berlin] PHP Warning: preg_match_all():
Compilation failed: two named subpatterns have the same name at offset
1312




Test script:
---------------
class Logfile {
 private $filename;

 public function __construct($file) {
  $this->filename = "D:/logs/".$file;
 }
}

Expected result:
----------------
No redeclare error

Actual result:
--------------
redeclare error

-- 
Edit bug report at https://bugs.php.net/bug.php?id=75891&edit=1
-- 
Try a snapshot (PHP 5.4):   https://bugs.php.net/fix.php?id=75891&r=trysnapshot54
Try a snapshot (PHP 5.5):   https://bugs.php.net/fix.php?id=75891&r=trysnapshot55
Try a snapshot (trunk):     https://bugs.php.net/fix.php?id=75891&r=trysnapshottrunk
Fixed in SVN:               https://bugs.php.net/fix.php?id=75891&r=fixed
Fixed in release:           https://bugs.php.net/fix.php?id=75891&r=alreadyfixed
Need backtrace:             https://bugs.php.net/fix.php?id=75891&r=needtrace
Need Reproduce Script:      https://bugs.php.net/fix.php?id=75891&r=needscript
Try newer version:          https://bugs.php.net/fix.php?id=75891&r=oldversion
Not developer issue:        https://bugs.php.net/fix.php?id=75891&r=support
Expected behavior:          https://bugs.php.net/fix.php?id=75891&r=notwrong
Not enough info:            https://bugs.php.net/fix.php?id=75891&r=notenoughinfo
Submitted twice:            https://bugs.php.net/fix.php?id=75891&r=submittedtwice
register_globals:           https://bugs.php.net/fix.php?id=75891&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=75891&r=php4
Daylight Savings:           https://bugs.php.net/fix.php?id=75891&r=dst
IIS Stability:              https://bugs.php.net/fix.php?id=75891&r=isapi
Install GNU Sed:            https://bugs.php.net/fix.php?id=75891&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=75891&r=float
No Zend Extensions:         https://bugs.php.net/fix.php?id=75891&r=nozend
MySQL Configuration Error:  https://bugs.php.net/fix.php?id=75891&r=mysqlcfg



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