changes in sbcl-1.1.17 relative to sbcl-1.1.16:
* enhancement: printing backtraces respects
SB-DEBUG:*DEBUG-PRINT-VARIABLE-ALIST* when printing call arguments
(lp#1261646)
* optimization: defstruct out-of-line accessor are now as fast as inlined.
(lp#1264924)
* bug fix: INVOKE-RESTART-INTERACTIVELY no longer refuses to invoke RESTART
instances with a test-function (reported by Vivitron in #sbcl)
* bug fix: STREAM-ERROR-POSITION-INFO fails in fewer situations (lp#1264902)
* bug fix: Change COND error message (lp#1254511)
* bug fix: LOAD is no longer confused when called on a directory.
(lp#1077996)
* bug fix: MAKE-CONDITION reports names of missing condition classes
properly (lp#1199223)
* bug fix: restore building with clang. (lp#1293643)
* bug fix: restore building on SPARC (broken since 1.1.15).
* bug fix: improved FreeBSD support.
* bug fix: PPC floating point conversion corrupted stack.