glib/gio/tests/schema-tests/flags-with-enum-tag.gschema.xml

<schemalist>
  <enum id='flags'>
    <value nick='none' value='0'/>
    <value nick='mourning' value='1'/>
    <value nick='laughing' value='2'/>
    <value nick='talking' value='4'/>
    <value nick='walking' value='8'/>
  </enum>

  <schema id='foo'>
    <key name='xyz' flags='flags'/>
  </schema>
</schemalist>