100644 blob a16558212463b3382b7a49bb2380a25c6d296d5f	bounds_checks.dart
100644 blob ecb3f0a9ddd22b6b76f09da58d7bdb2ee302275d	heap.dart
100644 blob d41962f1461b9597ddfceb2ddfde1611b9e1de34	hierarchy_based_type_environment.dart
040000 tree 076b2bc00056e45ba356dd7264282785b7ab61e5	tool