On 5 April 2011 13:20, Satish Balay <[email protected]> wrote:

Not sure I understand. If I say 'mpi depends on mpe' - then the link line is:

Sorry, I was thinking in terms of shared libraries.

-lhypre -lmpi -lmpe

But thats incorrect usage - and not what I want.. The correct usage is: -lhypre -lmpe -lmpi

The issue comes up with -llmpe - which traps MPI_xx functions - and does some logging - and then calls MPI_xx functions from -lmpi. i.e usage is:

If you are going to use MPE from MPICH2, "mpicc -mpe=mpilog" does the right thing: $ mpicc -mpe=mpilog -LLIBDIR -lLIBNAME -link_info gcc -I/usr/include/mpich2-i386 -m32 -O2 -Wl,-z,noexecstack -Wl,--export-dynamic -LLIBDIR -lLIBNAME -I/usr/include/mpich2-i386 -L/usr/lib/mpich2/lib -L/usr/lib/mpich2/lib -L/usr/lib/mpich2/lib -llmpe -lmpe -lmpich -lopa -lpthread -lrt -- Lisandro Dalcin --------------- CIMEC (INTEC/CONICET-UNL) Predio CONICET-Santa Fe Colectora RN 168 Km 472, Paraje El Pozo 3000 Santa Fe, Argentina Tel: +54-342-4511594 (ext 1011) Tel/Fax: +54-342-4511169