Re: [h-e-w] cygwin-64 2.3.1. bash fails when running under FSF emacs 24.5

[Ken Brown]

On 11/27/2015 2:31 AM, Eli Zaretskii wrote:
> > Date: Thu, 26 Nov 2015 22:20:18 +0100
> > From: Dominique de Waleffe <address@hidden>
> >
> > So... started my homework... Got fresh w10 vm, put cygwin64 and both
> > versions of emacs 24.4 and 24.5 from fsf ftp onto it....
> >
> > And trying to start bash as shell fails under both  versions!
> >
> > => I was mistaken in the origin of my instance of 24.4 (it must have
> > come from another source, and I do not remember which)....
> >       It says: GNU Emacs 24.4.1 (x86_64-w64-mingw32)  of 2014-10-21 on KAEL
> >
> > => both versions from fsf ftp appear to be compiled using mingw
> >       GNU Emacs 24.5.1 (i686-pc-mingw32) of 2015-04-11 on LEG570
> >       GNU Emacs 24.4.1 (i686-pc-mingw32) of 2014-10-24 on LEG570
> >
> > So the difference seems to be in the difference of mingw compilation mode.
> >
> > That's as far as I got tonight. Maybe someone has knowledge to share
> > about the cause and what to do about this?
>
> I'd say this is somehow related to 64-bit Cygwin programs being run by
> 32-bit native Windows programs.  The version which works for you is a
> 64-bit executable, those that don't are 32-bit.

Just to follow up on this for the sake of the archives, Eli is correct 
(no surprise).  The problem seems to be a result of recent changes to 
Windows 10, and Corinna is working on a fix.  See

  https://www.cygwin.com/ml/cygwin/2015-12/msg00003.html

Ken