<?xml version="1.0" encoding="UTF-8" ?>
<!--
	HIGHLIGHT OF THIS TEST
	======================
	- reference to undeclared type
	  (it may be simple or complex)
-->
<schema xmlns="http://www.w3.org/2001/XMLSchema"
		xmlns:foo="foo"
		targetNamespace="foo"
		elementFormDefault="qualified">
	
	<element name="root" type="abc">
	</element>
</schema>