1--TEST-- 2errmsg: only variables can be passed by reference 3--FILE-- 4<?php 5 6function foo (&$var) { 7} 8 9foo(1); 10 11echo "Done\n"; 12?> 13--EXPECTF-- 14Fatal error: Uncaught Error: foo(): Argument #1 ($var) could not be passed by reference in %s:%d 15Stack trace: 16#0 {main} 17 thrown in %s on line %d 18
