[Bug 913152] Review Request: MUMPS - A MUltifrontal Massively Parallel sparse direct Solver

[bugzilla at redhat.com]

Product: Fedora
https://bugzilla.redhat.com/show_bug.cgi?id=913152

--- Comment #7 from Antonio Trande <trpost at katamail.com> ---
(In reply to comment #6)
> 
> [...]
> > > MUMPS.x86_64: W: unused-direct-shlib-dependency
> > > /usr/lib64/libsmumps-4.10.0.so /lib64/libquadmath.so.0
> > > 4 packages and 0 specfiles checked; 1 errors, 61 warnings.
> > > # echo 'rpmlint-done:'
> > >
> > 
> > 'unused-direct-shlib-dependency' warnings seem the origin of dependency
> > problems during installation.
> > Sincerely, I don't know how resolve them. After a searching, it seems that
> > the flags '-Wl --as-needed' can be useful but it seems me they do not work.
> 
> I am not sure about this either, using the last example, the the link command
> line does not have an explicit -lquadmath, and it should not be linked by
> gfotran:
> 
> $ grep quadmath /usr/lib/gcc/x86_64-redhat-linux/4.8.0/libgfortran.spec
> *lib: %{static-libgfortran:--as-needed} -lquadmath
> %{static-libgfortran:--no-as-needed} -lm %(libgcc) %(liborig)
> 
> but something is pulling it.
> 
> the link command line is:
> 
> gfortran -shared smumps_part1.o smumps_part2.o smumps_part3.o smumps_part4.o
> smumps_part5.o smumps_part6.o smumps_part7.o smumps_part8.o
> smumps_comm_buffer.o smumps_load.o smumps_c.o smumps_ooc_buffer.o
> smumps_ooc.o smumps_struc_def.o -Wl,-soname,libsmumps-4.10.0.so -L../lib
> -lmumps_common   -L../PORD/lib/ -lpord  -L../libseq -lmpiseq -lblas  -o
> ../lib/libsmumps-4.10.0.so -Wl,-z,defs

Do you think we can't do nothing ?

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