Re: Watchpoints for emacs lisp.

[Stefan Monnier]

>> If you want to be able to watch a random expression (which would be
>> great, of course), then indeed you'll need something a lot more
>> intrusive, such as a playing MMU tricks or adding extra checks at
>> various places.
> I do not think thta somewhere in code is changed the value of a symbol,
> otherwise than via calling Fset & similar.

aset, puthash, setcar, setcdr, nconc, put-text-property, ... modify
existing objects and can hence affect the values held by symbols without
going though Fset or similar.


        Stefan