bug#56110: 27+; switching from line-mode to char-mode

[Michael Heerdegen]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

> > Simply speaking I meant one has to figure out whether one wants to
> > `add-function' to var or to 'var.
>
> `add-function` expects a "place", like `setf`.

Thanks, I had an error in my mental model, partly induced by the SYMBOL
without quote vs. (local 'SYMBOL) with quote thing.

Do we want a let-like environment (`let-function'?) that does the same
as `add-function' temporarily?

Michael.