1--TEST-- 2abstract alias 3--FILE-- 4<?php 5trait T1 { 6 function foo() {} 7} 8class C1 { 9 use T1 { 10 T1::foo as abstract; 11 } 12} 13?> 14--EXPECTF-- 15Fatal error: Cannot use "abstract" as method modifier in trait alias in %s on line %d 16