^<\?xml version="1.0"\?>
<GCC_XML[^>]*>
  <Class id="_1" name="start" context="_2" location="f1:2" file="f1" line="2" incomplete="1"/>
  <Namespace id="_2" name="::"/>
  <File id="f1" name=".*/test/input/Comment-Class.cxx"/>
</GCC_XML>$
