bug#50666: 28.0.50; Fix native compilation on Cygwin

[Ken Brown]

On 9/19/2021 11:28 AM, Eli Zaretskii wrote:
> > Cc: Stromeko@nexgo.de, 50666@debbugs.gnu.org
> > From: Ken Brown <kbrown@cornell.edu>
> > Date: Sun, 19 Sep 2021 10:27:27 -0400
> >
> > > I don't think I understand: rebased and added how? manually?
> >
> > No, by a script that Cygwin would have to create and that Emacs would call.  We
> > already have scripts that do system-wide rebasing (and that are run
> > automatically, without user intervention).  The question would be how to extend
> > this to per-user rebasing.  Achim and I have just begun discussing this on the
> > Cygwin mailing lists (currently the cygwin-apps list).  I think it's doable with
> > some effort.
> >
> > In the meantime, is it OK if I install my patch to enable building with native
> > compilation?  That would simplify experimentation.
>
> Yes, it's okay to install that, but it's a band-aid at best, and we'd
> like to have the complete solution in Emacs before we release v28.1.
> Is that feasible?

Yes, I think so.  And if we're not able to do it, I would propose disabling 
native compilation on 32-bit Cygwin.  The user experience is terrible as it stands.

Ken