1--TEST-- 2077: Unknown compile-time constants in namespace 3--FILE-- 4<?php 5 6function foo($a = array(0 => \unknown)) 7{ 8} 9 10foo(); 11--EXPECTF-- 12Fatal error: Uncaught Error: Undefined constant 'unknown' in %sns_077_%d.php:%d 13Stack trace: 14#0 %s(%d): foo() 15#1 {main} 16 thrown in %sns_077_%d.php on line %d 17