Build failure for version 2.3.8 on riscv64

[Guillaume LE VAILLANT]

Building sbcl 2.3.8 using clisp on GNU/Linux riscv64 fails with:

While evaluating the form starting at line 285, column 0
  of #P"/tmp/guix-build-sbcl-2.3.8.drv-0/sbcl-2.3.8/make-target-2-load.lisp":

debugger invoked on a UNDEFINED-FUNCTION in thread
#<THREAD tid=542 "main thread" RUNNING {518781C3}>:
  The function SB-VM:MAP-ALLOCATED-OBJECTS is undefined.

Type HELP for debugger help, or (SB-EXT:EXIT) to exit from SBCL.

restarts (invokable by number or by possibly-abbreviated name):
  0: [CONTINUE ] Retry using SB-VM:MAP-ALLOCATED-OBJECTS.
  1: [USE-VALUE ] Use specified function
  2: [RETRY ] Retry EVAL of current toplevel form.
  3: Ignore error and continue loading file "/tmp/guix-build-sbcl-2.3.8.drv-0/sbcl-2.3.8/make-target-2-load.lisp".
  4: [ABORT ] Abort loading file "/tmp/guix-build-sbcl-2.3.8.drv-0/sbcl-2.3.8/make-target-2-load.lisp".
  5: [ABORT-BUILD] Abort building SBCL.
  6: Exit debugger, returning to top level.

(SB-KERNEL:%COERCE-NAME-TO-FUN SB-VM:MAP-ALLOCATED-OBJECTS)
0]

real 0m10.317s
user 0m8.021s
sys 0m2.233s
//entering make-target-contrib.sh
make: Entering directory '/tmp/guix-build-sbcl-2.3.8.drv-0/sbcl-2.3.8/contrib'
make: *** No rule to make target 'sb-posix.fasl', needed by 'all'.
make: *** No rule to make target 'sb-bsd-sockets.fasl', needed by 'all'.
make: *** No rule to make target 'sb-introspect.fasl', needed by 'all'.
make: *** No rule to make target 'sb-cltl2.fasl', needed by 'all'.
make: *** No rule to make target 'sb-aclrepl.fasl', needed by 'all'.
make: *** No rule to make target 'sb-sprof.fasl', needed by 'all'.
make: *** No rule to make target 'sb-capstone.fasl', needed by 'all'.
make: *** No rule to make target 'sb-rotate-byte.fasl', needed by 'sb-md5.fasl'.
make: *** No rule to make target 'sb-executable.fasl', needed by 'all'.
make: *** No rule to make target 'sb-gmp.fasl', needed by 'all'.
make: *** No rule to make target 'sb-concurrency.fasl', needed by 'sb-queue.fasl'.
make: *** No rule to make target 'sb-rt.fasl', needed by 'all'.
make: *** No rule to make target 'asdf.fasl', needed by 'sb-grovel.fasl'.
make: Target 'all' not remade because of errors.
make: Leaving directory '/tmp/guix-build-sbcl-2.3.8.drv-0/sbcl-2.3.8/contrib'

[Douglas Katzman (dougk)]

I built the latest code this morning in relation to another riscv bug, making this issue obsolete- there's no way to go backwards and make 2.3.8 build.
Since "obsolete" isn't among the choices on Launchpad, we can call it "fixed"