Nevermind my suggestion to revise examples/hello_usempif08.f90 I've just determined that it is already sufficient to reproduce the problem. (So now I need to see what's wrong in my testing scripts).
-Paul On Thu, Jul 31, 2014 at 7:04 PM, Paul Hargrove <phhargr...@lbl.gov> wrote: > Second related issue: > > Can/should examples/hello_usempif08.f90 be extended to use more of the > module such that it would have illustrated the bug found with Tetsuya's > example code? I don't know about MTT, but my scripts for testing a > release candidate includes running "make" in the example subdir. > > -Paul > > > On Thu, Jul 31, 2014 at 6:17 PM, Jeff Squyres (jsquyres) < > jsquy...@cisco.com> wrote: > >> Many thanks guys, this thread was most helpful in finding the fix. >> >> Paul H. nailed 80% of it on the head in the post where he identified the >> Makefile.am change. That Makefile.am change was due to three things: >> >> 1. Fixing a real bug (elsewhere in that commit) >> 2. My misunderstanding of how module files work in Fortran >> 3. The fact that gfortran, Absoft, and ifort *don't* require you to link >> in the .o files generated by modules, but apparently pgfortran *does* >> >> Blarg. >> >> That led to the duplicate symbol issue which Paul also encountered when >> he tried to fix the original problem, so I fixed that, too (which was a >> direct consequence of the first fix). >> >> Should be fixed in the trunk now; we tested with pgfortran on Craig >> Rasmussen's cluster (many thanks, Craig!). >> >> CMR is https://svn.open-mpi.org/trac/ompi/ticket/4519. >> >> >> >> >> On Jul 31, 2014, at 7:27 AM, Paul Hargrove <phhargr...@lbl.gov> wrote: >> >> > Gilles, >> > >> > >> > Just as you speculate, PGI is creating a _-suffixed reference to the >> module name: >> > >> > $ pgf90 -c test.f90 >> > $ nm -u test.o | grep f08 >> > U mpi_f08_sizeof_ >> > U mpi_f08_sizeof_mpi_sizeof_real_s_4_ >> > >> > >> > >> > You suggested the following work-around in a previous email: >> > >> > $ INST/bin/mpifort ../test.f >> ./BLD/ompi/mpi/fortran/use-mpi-f08/.libs/libforce_usempif08_internal_modules_to_be_built.a >> > >> > That works fine. That doesn't surprise me, because I had already >> identified that file as having been removed from libmpi_usempif08.so >> between 1.8.1 and 1.8.2rc2. It includes the symbol for the module names >> plus trailing '_'. >> > >> > -Paul >> > >> > >> > On Thu, Jul 31, 2014 at 1:07 AM, Gilles Gouaillardet < >> gilles.gouaillar...@iferc.org> wrote: >> > Paul, >> > >> > in .../ompi/mpi/fortran/use-mpi-f08, can you create the following dumb >> > test program, >> > compile and run nm | grep f08 on the object : >> > >> > $ cat foo.f90 >> > program foo >> > use mpi_f08_sizeof >> > >> > implicit none >> > >> > real :: x >> > integer :: size, ierror >> > >> > call MPI_Sizeof_real_s_4(x, size, ierror) >> > >> > stop >> > end program >> > >> > >> > with intel compiler : >> > $ ifort -c foo.f90 >> > $ nm foo.o | grep f08 >> > U mpi_f08_sizeof_mp_mpi_sizeof_real_s_4_ >> > >> > i am wondering whether PGI compiler adds an additional undefined >> > reference to mpi_f08_sizeof_ ... >> > >> > Cheers, >> > >> > Gilles >> > >> > _______________________________________________ >> > devel mailing list >> > de...@open-mpi.org >> > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/devel >> > Link to this post: >> http://www.open-mpi.org/community/lists/devel/2014/07/15390.php >> > >> > >> > >> > -- >> > Paul H. Hargrove phhargr...@lbl.gov >> > Future Technologies Group >> > Computer and Data Sciences Department Tel: +1-510-495-2352 >> > Lawrence Berkeley National Laboratory Fax: +1-510-486-6900 >> > _______________________________________________ >> > devel mailing list >> > de...@open-mpi.org >> > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/devel >> > Link to this post: >> http://www.open-mpi.org/community/lists/devel/2014/07/15391.php >> >> >> -- >> Jeff Squyres >> jsquy...@cisco.com >> For corporate legal information go to: >> http://www.cisco.com/web/about/doing_business/legal/cri/ >> >> _______________________________________________ >> devel mailing list >> de...@open-mpi.org >> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/devel >> Link to this post: >> http://www.open-mpi.org/community/lists/devel/2014/07/15415.php >> > > > > -- > Paul H. Hargrove phhargr...@lbl.gov > Future Technologies Group > Computer and Data Sciences Department Tel: +1-510-495-2352 > Lawrence Berkeley National Laboratory Fax: +1-510-486-6900 > -- Paul H. Hargrove phhargr...@lbl.gov Future Technologies Group Computer and Data Sciences Department Tel: +1-510-495-2352 Lawrence Berkeley National Laboratory Fax: +1-510-486-6900