Bug #71851 [NEW]: SplObjectStorage incorrectly aliases offsetSet

From: tom at theanalogguy dot be Operating system: Linux PHP version: Irrelevant Package: SPL related Bug Type: Bug Bug description:SplObjectStorage incorrectly aliases offsetSet Description: ------------ When extending SplObjectObserver for a custom implementation of ::attach(), any calls to ::offsetSet() are forwarded to the SplObjectObserver::attach() instead of the custom implementation in the child class. Test script: https://3v4l.org/mXdWO This appears to affect all versions between 5.5.0 and 7.0.4 Test script: --------------- class Test extends \SplObjectStorage { /** * {@inheritDoc} */ public function attach($object, $data = null) { throw new \RuntimeException('this is a test'); } } $instance = new Test; $object = new \stdClass; $data = ['foo' => 'bar']; $instance[$object] = $data; Expected result: ---------------- A RuntimeException being thrown. Actual result: -------------- No RuntimeException was thrown. -- Edit bug report at https://bugs.php.net/bug.php?id=71851&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=71851&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=71851&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=71851&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=71851&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=71851&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=71851&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=71851&r=needscript Try newer version: https://bugs.php.net/fix.php?id=71851&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=71851&r=support Expected behavior: https://bugs.php.net/fix.php?id=71851&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=71851&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=71851&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=71851&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=71851&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=71851&r=dst IIS Stability: https://bugs.php.net/fix.php?id=71851&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=71851&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=71851&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=71851&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=71851&r=mysqlcfg