test/errors/content1.xml - third_party/libxml2 - Git at Google

 <?xml version="1.0"?>
 <!DOCTYPE root [
 <!ELEMENT root (#PCDATA)>
 <!ELEMENT a ANY>
 <!ELEMENT b ANY>
 <!--* missing closing bracket in choice *-->
 <!ELEMENT aElement (a |b * >
 ]>
 <root>Any content</root>
	<?xml version="1.0"?>
	<!DOCTYPE root [
	<!ELEMENT root (#PCDATA)>
	<!ELEMENT a ANY>
	<!ELEMENT b ANY>
	<!--* missing closing bracket in choice *-->
	<!ELEMENT aElement (a \|b * >
	]>
	<root>Any content</root>