--TEST--
Bug #24773 (unset() of integers treated as arrays causes a crash)
--FILE--
<?php
    $array = 'test';
    unset($array["lvl1"]["lvl2"]["b"]);
?>
--EXPECTF--
Fatal error: Uncaught TypeError: Cannot access offset of type string on string in %s:%d
Stack trace:
#0 {main}
  thrown in %s on line %d