^<\?xml version="1.0"\?>
<GCC_XML[^>]*>
  <Namespace id="_1" name="start" context="_2" members="_3 _4"/>
  <Class id="_3" name="A" context="_2" location="f1:1" file="f1" line="1" incomplete="1"/>
  <Typedef id="_4" name="B" type="_3" context="_1" location="f1:4" file="f1" line="4"/>
  <Namespace id="_2" name="::"/>
  <File id="f1" name=".*/test/input/using-declaration-ns.cxx"/>
</GCC_XML>$
