^<\?xml version="1.0"\?>
<CastXML[^>]*>
  <Typedef id="_1" name="start" type="_2" context="_3" location="f1:3" file="f1" line="3"/>
  <ElaboratedType id="_2" type="_4"/>
  <Namespace id="_3" name="::"/>
  <Struct id="_4" name="" context="_3" location="f1:1" file="f1" line="1" size="[0-9]+" align="[0-9]+"/>
  <File id="f1" name=".*/test/input/Typedef-to-Struct-anonymous.cxx"/>
</CastXML>$
