[petsc-users] Strange compiling error in DMPlexDistribute after updating PETSc to V3.11.0

[Balay, Satish]

Ah - the message about distributed_dm - not PETSC_NULL_SF. So I'm off base here..

Satish


On Fri, 5 Apr 2019, Balay, Satish via petsc-users wrote:

> A fortran interface definition was added in petsc-3.11 so the compile now checks if its used correctly.
> 
> http://bitbucket.org/petsc/petsc/commits/fdb49207a8b58c421782c7e45b1394c0a6567048
> 
> +          PetscSF, intent(out) :: sf
> 
> So this should be inout?
> 
> [All auto-generated stubs don't quantify intent()]
> 
> Satish
> 
> On Fri, 5 Apr 2019, Danyang Su via petsc-users wrote:
> 
> > Hi All,
> > 
> > I got a strange error in calling DMPlexDistribute after updating PETSc to
> > V3.11.0. There sounds no change in the interface of DMPlexDistribute as
> > documented in
> > 
> > https://www.mcs.anl.gov/petsc/petsc-3.10/docs/manualpages/DMPLEX/DMPlexDistribute.html#DMPlexDistribute
> > 
> > https://www.mcs.anl.gov/petsc/petsc-3.11/docs/manualpages/DMPLEX/DMPlexDistribute.html#DMPlexDistribute
> > 
> > The code section is shown below.
> > 
> >       !c distribute mesh over processes
> >       call 
> > DMPlexDistribute(dm,stencil_width,PETSC_NULL_SF,distributed_dm,ierr)
> > 
> > When I use PETSc V3.10 and earlier versions, it works fine. After updating to
> > latest PETSc V3.11.0, I got the following error during compiling
> > 
> >       call
> > DMPlexDistribute(dm,stencil_width,PETSC_NULL_SF,distributed_dm,ierr)
> >                                                                      1
> > Error: Non-variable expression in variable definition context (actual argument
> > to INTENT = OUT/INOUT) at (1)
> > /home/dsu/Soft/PETSc/petsc-3.11.0/linux-gnu-opt/lib/petsc/conf/petscrules:31:
> > recipe for target '../../solver/solver_ddmethod.o' failed
> > 
> > The fortran example
> > /home/dsu/Soft/PETSc/petsc-3.11.0/src/dm/label/examples/tutorials/ex1f90.F90
> > which also uses DMPlexDistribute can be compiled without problem. Is there any
> > updates in the compiler flags I need to change?
> > 
> > Thanks,
> > 
> > Danyang
> > 
> > 
> > 
>