bug#13949: 24.4.1; `fill-paragraph' should not always put the buffer as modified

[Jaakov]

On 03/22/2016 07:31 PM, Eli Zaretskii wrote:
> > Cc: 13949@debbugs.gnu.org
> > From: Jaakov <j_k_v@ro.ru>
> > Date: Tue, 22 Mar 2016 18:40:13 +0100
> >
> > > I disagree.  I think Dani is right: the buffer text is changed (at
> > > least twice), which turns on the modified flag.  This situation is
> > > equivalent to inserting a character and then deleting it: the buffer
> > > stays modified, although its text is identical to the original one.
> > Objection for the following reason:
> > - It's a human who types in and deletes a charter.
> > - fill-paragraph is not a human, but a routine.
>
> We obviously disagree.

I don't consider the previous argument for disagreement valid for the 
mentioned reasons.