^<\?xml version="1.0"\?>
<GCC_XML[^>]*>
  <Function id="_1" name="start" returns="_2" context="_3" location="f1:1" file="f1" line="1" inline="1" mangled="[^"]+">
    <Argument name="n" type="_2" location="f1:1" file="f1" line="1"/>
    <Ellipsis/>
  </Function>
  <FundamentalType id="_2" name="int" size="[0-9]+" align="[0-9]+"/>
  <Namespace id="_3" name="::"/>
  <File id="f1" name=".*/test/input/GNU-va_arg_pack.cxx"/>
</GCC_XML>$
