Re: Annoying recentering when scrolling down

[Chong Yidong]

"Juanma Barranquero" <address@hidden> writes:

> On Fri, Aug 22, 2008 at 20:50, Chong Yidong <address@hidden> wrote:
>
>> Could you check if you have scroll-margin on?  (This wasn't mentioned in
>> your original post)?
>
> Because it is at the default value, 0.
>
>> Also, is there a way to reproduce this problem?
>
> In my setup, it is 100% repeatable.
>
> I start Emacs with the following .emacs:
>
> ;;;; .emacs starts here
> (setq scroll-preserve-screen-position 'always
>       scroll-conservatively           most-positive-fixnum
>       scroll-step                     0)
> ;;;; .emacs ends here
>
> then I visit NEWS with C-h C-n, press <down> and keep it so. At first
> it scrolls line by line; after a while it starts recentering.

Looks like this value of scroll-conservatively is causing an integer
overflow in scroll_conservatively, due to different maximum sizes of
EMACS_INT and int.  Bleah.  I'll take a look.