;; readtable configured so that the system sources can be read.
; :sb-show
- ;; Build SBCL with the old CMU CL low level debugger, "ldb". If
- ;; are aren't messing with CMU CL at a very low level (e.g.
- ;; trying to diagnose GC problems, or trying to debug assembly
- ;; code for a port to a new CPU) you shouldn't need this.
+ ;; Build SBCL with the old CMU CL low level debugger, "ldb". If are
+ ;; aren't messing with SBCL at a very low level (e.g., trying to
+ ;; diagnose GC problems, or trying to debug assembly code for a port
+ ;; to a new CPU) you shouldn't need this.
; :sb-ldb
;; This isn't really a target Lisp feature at all, but controls
;; runtime
; :sb-futex
- ;; Package locking support.
- ; :sb-package-locks
+ ;; Support for detection of unportable code (when applied to the
+ ;; COMMON-LISP package, or SBCL-internal pacakges) or bad-neighbourly
+ ;; code (when applied to user-level packages), relating to material
+ ;; alteration to packages or to bindings in symbols in packages.
+ :sb-package-locks
;; This affects the definition of a lot of things in bignum.lisp. It
;; doesn't seem to be documented anywhere what systems it might apply