1--TEST--
2Bug #71840 (Unserialize accepts wrongly data)
3--FILE--
4<?php
5var_dump(unserialize('a:1:{s:0:""0a:0:{}}'));
6?>
7--EXPECTF--
8Notice: unserialize(): Error at offset 11 of 19 bytes in %sbug71840.php on line %d
9bool(false)
10