Bug #66474 [NEW]: end of script before headers = error 500

From: phpdev at ehrhardt dot nl Operating system: Windows PHP version: 5.5.8 Package: opcache Bug Type: Bug Bug description:end of script before headers = error 500 Description: ------------ Enable superfish 7.x-1.9 in any Drupal 7 site and run it with php-cgi.exe from PHP NTS 5.4.24 or PHP 5.5.7+ (x86 or x64) and php_opcache.dll with the recommended settings. You will get an internal server error 500, due to 'End of script output before headers: php-cgi.exe'. Culprit are the changes in block_pass.c in this patch: https://github.com/zendtech/ZendOptimizerPlus/commit/b73b6a5559d6ca4925a09ed284a4e93be06726ed Reverting those changes resolves this issue, but might undo the fix for bug #66176. Expected result: ---------------- No end of script output before headers Actual result: -------------- End of script output before headers -- Edit bug report at https://bugs.php.net/bug.php?id=66474&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=66474&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=66474&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=66474&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=66474&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=66474&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=66474&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=66474&r=needscript Try newer version: https://bugs.php.net/fix.php?id=66474&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=66474&r=support Expected behavior: https://bugs.php.net/fix.php?id=66474&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=66474&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=66474&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=66474&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=66474&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=66474&r=dst IIS Stability: https://bugs.php.net/fix.php?id=66474&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=66474&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=66474&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=66474&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=66474&r=mysqlcfg