Bug #68196 [NEW]: Segfault when by-ref assigning offset of overloaded object

From: nikic Operating system: PHP version: 5.4Git-2014-10-09 (Git) Package: Scripting Engine problem Bug Type: Bug Bug description:Segfault when by-ref assigning offset of overloaded object Description: ------------ Not actually sure which parts of this are actually supposed to work (as we didn't previously support by-ref modification for ArrayAccess). Test script: --------------- <?php error_reporting(E_ALL); class RefArray implements ArrayAccess { public $array; public function &offsetGet($key) { return $this->array[$key]; } public function offsetSet($key, $value) { $this->array[$key] = $value; } public function offsetExists($key) { return isset($this->array[$key]); } public function offsetUnset($key) { unset($this->array[$key]); } } $arr = new RefArray; $arr[0] = 'abc'; $arr[1] =& $arr[0]; -- Edit bug report at https://bugs.php.net/bug.php?id=68196&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=68196&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=68196&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=68196&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=68196&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=68196&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=68196&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=68196&r=needscript Try newer version: https://bugs.php.net/fix.php?id=68196&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=68196&r=support Expected behavior: https://bugs.php.net/fix.php?id=68196&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=68196&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=68196&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=68196&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=68196&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=68196&r=dst IIS Stability: https://bugs.php.net/fix.php?id=68196&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=68196&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=68196&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=68196&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=68196&r=mysqlcfg