^<\?xml version="1.0"\?>
<CastXML[^>]*>
  <Function id="_1" name="start" returns="_2" context="_3" location="f1:7" file="f1" line="7"/>
  <PointerType id="_2" type="_4" size="[0-9]+" align="[0-9]+"/>
  <Namespace id="_3" name="::"/>
  <Typedef id="_4" name="foo" type="_5" context="_3" location="f1:3" file="f1" line="3"/>
  <ElaboratedType id="_5" keyword="struct" type="_6"/>
  <Struct id="_6" name="foo_s" context="_3" location="f1:1" file="f1" line="1" size="[0-9]+" align="[0-9]+"/>
  <File id="f1" name=".*/test/input/GNU-attr-malloc-args.c"/>
</CastXML>$
