* bug fix: ADJUST-ARRAY on multidimensional arrays used bogusly give
them a fill pointer unless :DISPLACED-TO or :INITIAL-CONTENTS were
provided. (reported by Cedric St-Jean)
+ * bug fix: circularity handling in the reader did not treat raw
+ structure slots correctly. (reported by Cedric St-Jean)
changes in sbcl-1.0.21 relative to 1.0.20:
* new feature: the compiler is able to track the effective type of a