Re: Invalid function error in cl.el

[Stefan Monnier <monnier@iro.umontreal.ca>]

> This clip is in buffer-stack.el

>  (incf buffer-stack-index)

> I replaced it with 

>   (setq buffer-stack-index (1+ buffer-stack-index))

You don't need to replace it, it was perfectly valid.  But maybe the file is
missing an (eval-when-compile (require 'cl)) at its top.

> Everything works as expected now, which is good, but this literally
> worked for 3 years.  I have no idea why it would break now.  Eh,
> anyway, thanks for the prod in the right direction.  

You probably recompiled buffer-stack.el and this recompilation was done when
CL was not loaded, which resulted in a broken buffer-stack.elc.


        Stefan