1. 7ec9b4c ContainedSubtype constraints by Lev Walkin · 19 years ago
  2. 6fec44d refactoring by Lev Walkin · 20 years ago
  3. 5253da4 effective constraint type for walking past SIZE() or FROM() nodes by Lev Walkin · 20 years ago
  4. b45e067 constraint groking code by Lev Walkin · 20 years ago