Diego,

Did you build OpenMPI with FCFLAGS=-r8 ?

Cheers,

Gilles

On Friday, July 27, 2018, Diego Avesani <diego.aves...@gmail.com> wrote:

> Dear all,
>
> I am developing a code for hydrological applications. It is written in
> FORTRAN and I am using ifort combine with openMPI.
>
> In this moment, I am debugging my code due to the fact that I have some
> NaN errors. As a consequence, I have introduce in my Makefile some flags
> for the ifort compiler. In particular:
>
> -c -r8 -align *-CB -traceback -check all -check uninit -ftrapuv -debug
> all* -fpp
>
> However, this produce some unexpected errors/warning with mpirun.  This is
> the error\warning:
>
> Image              PC                Routine            Line        Source
>
> MPIHyperStrem      00000000005AA3F0  Unknown               Unknown
>  Unknown
> MPIHyperStrem      0000000000591A5C  mod_lathyp_mp_lat         219
>  LATHYP.f90
> MPIHyperStrem      00000000005A0C2A  mod_optimizer_mp_         279
>  OPTIMIZER.f90
> MPIHyperStrem      00000000005986F2  mod_optimizer_mp_          34
>  OPTIMIZER.f90
> MPIHyperStrem      00000000005A1F84  MAIN__                    114
>  MAIN.f90
> MPIHyperStrem      000000000040A46E  Unknown               Unknown
>  Unknown
> libc-2.23.so       00007FEA758B8830  __libc_start_main     Unknown
>  Unknown
> MPIHyperStrem      000000000040A369  Unknown               Unknown
>  Unknown
> forrtl: warning (406): fort: (1): In call to SHUFFLE, an array temporary
> was created for argument #1
>
>
>
> My questions is:
> It is possible to use ifort debugging flags with openMPI?
>
> thanks a lot
>
> Diego
>
>
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