* enhancement: GENCGC reclaims space more aggressively when objects being
allocated are a large fraction of the total available heap space.
(lp#936304)
+ * optimization: fewer uses of full calls to signed modular functions.
+ (lp#903821)
* bug fix: SB-SIMPLE-STREAMS signals an error for bogus :CLASS arguments in
OPEN. (lp#969352, thanks to Kambiz Darabi)
* bug fix: CASE normal-clauses do not allow T and OTHERWISE as keys.
* bug fix: run-program with existent or non-existent files for :output or
:input when :if-output-exists or :if-input-does-not-exist are NIL properly
returns NIL instead of signalling an obscure error.
+ * bug fix: fix miscompilation of some logand forms with large constant
+ arguments. (lp#974406)
* documentation:
** improved docstrings: REPLACE (lp#965592)