xref: /PHP-7.1/Zend/tests/return_types/031.phpt (revision 113213f0) 
1--TEST--
2Nullable return type inheritance rules (non-nullable and nullable)
3--FILE--
4<?php
5class A {
6	function foo(): int {}
7}
8class B extends A {
9	function foo(): ?int {}
10}
11?>
12DONE
13--EXPECTF--
14Fatal error: Declaration of B::foo(): ?int must be compatible with A::foo(): int in %s031.php on line 7
15