1--TEST--
2ZE2 A class constructor must keep the signature of base class interfaces
3--FILE--
4<?php
5interface constr
6{
7    function __construct();
8}
9
10abstract class implem implements constr
11{
12}
13
14class derived extends implem
15{
16    function __construct($a)
17    {
18    }
19}
20
21?>
22--EXPECTF--
23Fatal error: Declaration of derived::__construct($a) must be compatible with constr::__construct() in %s on line %d
24