040000 tree ed4da7e9946e972e145bb574946e1a7409b0448d	basic
040000 tree ea15bde0e3fc6272ecdb8f8164d95b205c514f4d	included_before_definition
040000 tree 04cb694c4c5a8694bb8d4634a28287467afa1700	multiple_forward_declarations_dependent
040000 tree 9e7e390b27639e567113688a37f936e1e3e19235	multiple_forward_declarations_independent
040000 tree a6ce6e749e92a2fed4f938466d3af65e3063649c	type_ownership