040000 tree ffa33508bbc53d6aff41c7fd0eb9f1f2a5147937	adt
040000 tree b10a7814558cc16d353f0fb0301bc8c978e39add	compile
040000 tree d30be7f73d75facbcd12dc09f644124b1396ff27	debug
040000 tree 89726c62409d109cf0c43408f69415e1953a9963	eval
040000 tree 5afaa0ae4b7fe0f0aa346cc01ea23bcf27a3f9bb	runtime