2 Commits (be3f20db16446cd6bfd38551b3036f8229a90337)

Author	SHA1	Message	Date
Slava Pestov	5f4b247072	Propagation pass now uses a stack of hashtables for predicated constraints instead of cloning a hashtable. New strategy for recursive propagation; now converges with fewer iterations. ~15 sec bootstrap time improvement	2008-11-11 08:49:00 -06:00
Slava Pestov	f2a5a30c6f	New front-end and high-level optimizer lands	2008-08-12 03:22:45 -05:00