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040000 tree f611e7a7782cf767555c10122f08589ff8861653	core
040000 tree 1bb1f3ced275ca380988321f20733a78761f5823	dt
040000 tree 1895aec85ad694fea72c7d50cb1240a176830fcc	ext
040000 tree be93c840717e1885b7fa281a5b193d2b4a4eef03	tests
040000 tree 604e1bee256791ef2b922b2392b82d3a73d93d42	utils