src/test/test-resources/w3c/xmlschema2006-11-06/msData/regex/reR5.xml

<?xml version="1.0"?>
<doc  xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'
    xsi:noNamespaceSchemaLocation='reR5.xsd' >

<!-- 
base='string', pattern='\c', value='#xA;', type='invalid', RULE='37'
-->

      <elem att='&#xA;'/>

 </doc>