1--TEST-- 2Callable conversion of parent hook call 3--FILE-- 4<?php 5 6class B { 7 public mixed $x; 8} 9class C extends B { 10 public mixed $x { 11 set { 12 $f = parent::$x::set(...); 13 $f($value); 14 } 15 } 16} 17 18$c = new C(); 19$c->x = 0; 20 21?> 22--EXPECTF-- 23Fatal error: Cannot create Closure for parent property hook call in %s on line %d 24