bug#70386: 30.0.50; (recenter 0 t) does not put point on top of the window

[Ihor Radchenko <yantar92@posteo.net>]

Eli Zaretskii <eliz@gnu.org> writes:

>> See my recording of emacs -Q:
>> https://0x0.st/XKzU.mp4
>
> Does that really answer the questions above?
>
> Btw, the "input" which interrupts while-no-input might come from
> sources you might not expect.
>
> All in all, I don't understand what is this bug about, for quite some
> time.  I fail to see anything here that is worth keeping to dig into
> this.

When I have

(progn
 ...
 (recenter 0 t))

I expect the final result to be just the same as

(recenter 0 t)

but it is not what I am seeing.

Is it more clear?

-- 
Ihor Radchenko // yantar92,
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