--TEST--
validate types
---SKIPIF--
-<?php
-extension_loaded("psi") or die("skip - need ext/psi");
-?>
--FILE--
===TEST===
<?php
===TEST===
Warning: Unknown variable 'X' in numeric expression in %s on line 4
+
+Warning: Invalid numeric expression: 'X' in %s on line 4
===DONE===