1--TEST-- 2Passing undefined variabled to named arg 3--FILE-- 4<?php 5 6function func1($arg) { var_dump($arg); } 7func1(arg: $undef); 8func2(arg: $undef); 9function func2($arg) { var_dump($arg); } 10 11?> 12--EXPECTF-- 13Warning: Undefined variable $undef in %s on line %d 14NULL 15 16Warning: Undefined variable $undef in %s on line %d 17NULL 18