+#
+# Until sbcl-0.6.12.8, the shell variable SBCL was bound to a relative
+# pathname, but now we take care to bind it to an absolute pathname (still
+# generated relative to `pwd` in the tests/ directory) so that tests
+# can chdir before invoking SBCL and still work.
+SBCL="${1:-`pwd`/../src/runtime/sbcl --core `pwd`/../output/sbcl.core --noinform --sysinit /dev/null --userinit /dev/null --noprint --disable-debugger}"
+export SBCL
+echo /running tests on SBCL=\'$SBCL\'