040000 tree e68eb6645b2c756621941069d2ded78d77cb1d9d	base
040000 tree 8225b871ad4b3be3bd807c01db2e8d6c34848127	flow_analysis
040000 tree 2315176faa90e70c10e51109a285f5c947b66d68	messages
040000 tree 8df382263bfcaff8aaf2c8dbe6be49d0fe52d2cd	parser
040000 tree 3d04ca5a747a00c6ae4ec4703257b2b17cced53c	scanner
040000 tree 29f4606dd1ddfb1d5105cb8003e0e4575be003a4	testing
040000 tree 13233ee9330856187ddcb17c0206fe8dc91d1fa5	util