Resent Slime from CVS HEAD has bug:
1.  Load Lisp file.
2.  Run slime (CMU CL).
3.  Switch to Lisp text buffer.
4.  Load file with C-c C-l
And REPL is not usable: Assertion failed: (<= (point) slime-repl-input-end-mark)
BTW, is it proper place for bugreports?
-- 
Ivan Boldyrev
                       Perl is a language where 2 x 2 is not equal to 4.