RE: [ANNOUNCE] Git v2.23.0-rc0 - Initial test failures on NonStop

["Randall S. Becker" <rsbecker@nexbridge.com>]

On July 30, 2019 3:50 PM, Todd Zullinger wrote:
> To: Randall S. Becker <rsbecker@nexbridge.com>
> Cc: 'Junio C Hamano' <gitster@pobox.com>; Christian Couder
> <chriscool@tuxfamily.org>; SZEDER Gábor <szeder.dev@gmail.com>; Jeff
> King <peff@peff.net>; git@vger.kernel.org; git-
> packagers@googlegroups.com
> Subject: Re: [ANNOUNCE] Git v2.23.0-rc0 - Initial test failures on NonStop
> 
> Hi,
> 
> [added Christian, SZEDER, and Jeff to Cc as author and helpers on the
newly-
> added t0016-oidmap]
> 
> Randall S. Becker wrote:
> > A preview of the situation with testing 2.23.0.rc0 on NonStop is not
> > great. We have had some new failures right off the bat on our NonStop
> > platforms. This is a preview of what we find within the first bit of
> > testing. The tests run a long time, so more to come.
> >
> > t0016: oidmap
> >
> > Subtest 6 had an ordering issue. We do not know whether the problem is
> > the code or the test result not keeping up with the code changes.
> >
> > --- expect      2019-07-30 16:56:36 +0000
> > +++ actual      2019-07-30 16:56:36 +0000
> > @@ -1,6 +1,6 @@
> >  NULL
> >  NULL
> >  NULL
> > +7c7cd714e262561f73f3079dfca4e8724682ac21 3
> >  139b20d8e6c5b496de61f033f642d0e3dbff528d 2
> >  d79ce1670bdcb76e6d1da2ae095e890ccb326ae9 1
> > -7c7cd714e262561f73f3079dfca4e8724682ac21 3
> 
> I hit the same failure while building for Fedora on the s390x
architecture.  I
> have not dug into it much yet, but perhaps this is an endianess issue?

My platforms are BIGendian, so perhaps that's it. The bucket calculation
uses bit arithmetic so that could contribute.