[petsc-dev] Possible error running C/C++ src/snes/examples/tutorials/ex19 with 1 MPI process

Satish Balay balay at mcs.anl.gov
Sat Oct 8 09:17:54 CDT 2016


On Sat, 8 Oct 2016, Antonio Trande wrote:

> Okay; let me contact OpenBlas maintainer on Fedora and open a bug ticket.
> 
> Just a question, is '-fdefault-integer-8' flag required even in PETSc?

Nope. PETSc uses c-preprocessing in fortran sources - to get the correct datatypes.

Satish



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