[slime-devel] Slime hangs emacs in Initial handshake / complements

[Helmut Eller]

I think 2.33 is new enough.

Try to add

  (setq swank::*use-dedicated-output-stream* nil)

to your ~/.swank.lisp.  This disables an optimization which has caused
troubles for CLISP in the past.  

Helmut.