Hello, the predfined mpi op MPI_PROD is apparently wrong:
from openmpi-1.2a1r10020/ompi/op/op_predefined.c: OP_FUNC(prod, long_long_int, long long int, +=) OP_FUNC(prod, unsigned_long_long, unsigned long long, +=) : OP_FUNC(prod, fortran_integer1, ompi_fortran_integer1_t, +=) : OP_FUNC(prod, fortran_integer2, ompi_fortran_integer2_t, +=) : OP_FUNC(prod, fortran_integer4, ompi_fortran_integer4_t, +=) : : greetings bert
