040000 tree d973539e9b5a2e3c80462229085568c57b6c1aa1	analysis
040000 tree 15e9a293aa3b92a87002e3d4944a423039487d1a	code
040000 tree ed34c9965522d253d091858f982e29e0537bb819	conversion
040000 tree 5fa2c8b1abb2f9748fa89cd22b9d04b7fd5160fe	desugar
040000 tree becdf74acfc8171ad7ab0a3dd739355808600ddb	optimize
040000 tree 8435ecebb99c4ce8ff4df7107e5cd81242893234	regalloc
040000 tree 6bdcec810088d400237ccb5484dc3cc035fd9dbd	synthetic