On Thu, 2020-08-06 at 15:59 -0600, Christoph Junghans wrote:
> On Wed, Aug 5, 2020 at 7:01 PM Christoph Junghans <junghans(a)votca.org> wrote:
> > On Wed, Aug 5, 2020 at 2:21 PM Jeff Law <law(a)redhat.com> wrote:
> > > On Wed, 2020-08-05 at 21:56 +0200, David Schwörer wrote:
> > > > On 8/5/20 8:45 PM, Christoph Junghans wrote:
> > > > > Hi,
> > > > >
> > > > > I am trying to rebuild espresso to adapt to the recent cmake
changes,
> > > > > when doing this I hit
> > > > >
https://github.com/espressomd/espresso/issues/3396, which
prevents us
> > > > > from compiling espresso with -lto, so I set _lto_cflags to
%{nil},
> > > > > which works for the build with openmpi, but gets ignored for the
mpich
> > > > > build.
> > > > >
> > > > > I think the problem is that CMake picks up the lto flags from
mpicxx
> > > > > and then puts them in
> > > > > MPI_CXX_COMPILE_OPTIONS. (Also compare mpicc -show).
> > > > >
> > > > > So I think the fix would be to strip these flags from mpicc.
Sounds reasonable?
> > > > >
> > > > > The flags also contain
> > > > > '-specs=/usr/lib/rpm/redhat/redhat-hardened-cc1', which
effectively
> > > > > makes it depend on redhat-rpm-config. We had a similar issue in
hdf5 a
> > > > > while back:
https://bugzilla.redhat.com/show_bug.cgi?id=1794625
> > > > >
> > > > > Christoph
> > > > >
> > > > Another related bug is:
> > > >
> > > >
https://bugzilla.redhat.com/show_bug.cgi?id=1821728
> > > Note that the BZ complains about -fstack-clash-protection in LLVM which
has had
> > > various bits landing over the last few months. So that specific issue
I'd expect
> > > to resolve itself over time. The more general issue remains though.
> >
https://src.fedoraproject.org/rpms/mpich/pull-request/4
>
> Can any proven package retrigger
>
https://koji.fedoraproject.org/koji/taskinfo?taskID=48824350, the
> tests seem flaky and passed for me here:
>
https://koji.fedoraproject.org/koji/taskinfo?taskID=48825280
Done. ppc64le seems to have tested fine this time. Of course, there's quite a
back-up on s390x, so it'll be a while before it's done and tagged.