Bug #66818 [NEW]: PHP Fatal error: Can't inherit abstract function

From: oxygenus at gmail dot com Operating system: Linux PHP version: Irrelevant Package: Class/Object related Bug Type: Bug Bug description:PHP Fatal error: Can't inherit abstract function Description: ------------ Works on Windows 8 x64 with PHP 5.3.1 and PHP 5.5.9. Fails on Linux with PHP 5.3.1 and 5.3.3. I do not have a Linux available with a newer PHP version. Test script: --------------- <?php interface iInherit { public function inheritMe(); } abstract class InheritBase implements iInherit { abstract public function inheritMe(); } class Child extends InheritBase { public function inheritMe() { } } Expected result: ---------------- Expecting a successfull compilation. Actual result: -------------- PHP Fatal error: Can't inherit abstract function iInherit::inheritMe() (previously declared abstract in InheritBase) in test.php on line 8 -- Edit bug report at https://bugs.php.net/bug.php?id=66818&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=66818&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=66818&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=66818&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=66818&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=66818&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=66818&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=66818&r=needscript Try newer version: https://bugs.php.net/fix.php?id=66818&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=66818&r=support Expected behavior: https://bugs.php.net/fix.php?id=66818&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=66818&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=66818&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=66818&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=66818&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=66818&r=dst IIS Stability: https://bugs.php.net/fix.php?id=66818&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=66818&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=66818&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=66818&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=66818&r=mysqlcfg