[Pkg-openmpi-maintainers] Bug#675115: Bug#675115: libopenmpi-dev: Fortran module support is broken again

[Sylvestre Ledru]

On 30/05/2012 01:10, Kyle Horne wrote:
> Package: libopenmpi-dev
> Version: 1.4.5-1
> Severity: important
> 
> Dear Maintainer,
> 
> After upgrading to the latest openmpi in wheezy (1.4.5-1) the file mpi.mod which is need to
> use mpi with Fortran reports version 9, when it should be version 6.  This means that the
> gfortran version used to compile openmpi was 4.7 instead of the wheezy system standard of 4.6,
> resulting in mpif90 being unable to compile a simple hello world application.
> 
> This problem can be resolved by either recompiling the package with gfortran-4.6, or by setting
> compiler used by mpif90 to gfortran-4.7; the former solution is more correct, I think, since other
> Fortran modules (hdf5, etc) are compiled using the system standard of gfortran-4.6.
Actually, gfortran 4.7 is now the default.
See:
http://packages.qa.debian.org/g/gcc-defaults/news/20120507T161900Z.html

> Moving forward, I think that there needs to be was to track this hidden dependency, since this is
> second time that the module version has prevented this package from functioning for Fortran.
Sure but this should be done more on the gfortran level.
Sylvestre