---sysinit /dev/null --userinit /dev/null <<-'EOF' || exit 1
-
- ;; Now that we use the compiler for macros, interpreted
- ;; /SHOW doesn't work until later in init.
- #+sb-show (print "/hello, world!")
- (sb!ext:purify)
-
- ;; Until PRINT-OBJECT and other machinery is set up,
- ;; we want limits on printing to avoid infinite output.
- ;; (Don't forget to undo these tweaks after the printer
- ;; is set up. It'd be cleaner to use LET to make sure
- ;; that happens automatically, but LET is implemented
- ;; in terms of the compiler, and the compiler isn't
- ;; initialized yet.)
- (setq *print-length* 10)
- (setq *print-level* 5)
- (setq *print-circle* t)
-
- ;; Do warm init.
- #+sb-show (print "/about to LOAD warm.lisp")
- (load "src/cold/warm.lisp")
-
- ;; Unintern no-longer-needed stuff before the possible PURIFY
- ;; in SAVE-LISP-AND-DIE.
- #-sb-fluid (sb-impl::!unintern-init-only-stuff)
-
- ;; Now that the whole system is built, we don't need to
- ;; hobble the printer any more, so we can restore printer
- ;; control variables to their ANSI defaults.
- (setq *print-length* nil)
- (setq *print-level* nil)
- (setq *print-circle* nil)
-
- ;; FIXME: Why is it that, at least on x86 sbcl-0.6.12.46,
- ;; GC :FULL T isn't nearly as effective as PURIFY here?
- ;; (GC :FULL T gets us down to about 38 Mbytes, but PURIFY
- ;; gets us down to about 19 Mbytes.)
- (sb-int:/show "done with warm.lisp, about to GC :FULL T")
- (gc :full t)
-
- ;; resetting compilation policy to neutral values in
- ;; preparation for SAVE-LISP-AND-DIE as final SBCL core (not
- ;; in warm.lisp because SB-C::*POLICY* has file scope)
- (sb-int:/show "setting compilation policy to neutral values")
- (proclaim '(optimize (compilation-speed 1)
- (debug 1)
- (inhibit-warnings 1)
- (safety 1)
- (space 1)
- (speed 1)))
-
- (sb-int:/show "done with warm.lisp, about to SAVE-LISP-AND-DIE")
- ;; Even if /SHOW output was wanted during build, it's probably
- ;; not wanted by default after build is complete. (And if it's
- ;; wanted, it can easily be turned back on.)
- #+sb-show (setf sb-int:*/show* nil)
- ;; The system is complete now, all standard functions are
- ;; defined.
- (setq sb-c::*flame-on-necessarily-undefined-function* t)
- (sb-ext:save-lisp-and-die "output/sbcl.core" :purify t)
- EOF