[Beowulf] ifort and gfortran

Xavier Andrade xavier at tddft.org
Mon Feb 23 13:36:51 EST 2009

On Mon, 23 Feb 2009, f.costen at cs.man.ac.uk wrote:

> Dear All,
> This is not directly relate to parallel computing
> but I may be able to  get your skills/knowledge.
> We have developed a fortran code and
> we can compile it with  bot intel-fortran and
> gfortran without any error message.
> When we run it, the code runs when intel-fortran
> ifort was used for the compilation.
> When gfortran is used, then we get
> "segmentation fault" in the middle/during the
> parameter setting stage of the computation.
> I would be grateful if you
> have any idea on how to treat this problem.

Use the -fbounds-check flag with gfortran, most likely it will tell you 
what and where the problem is.

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