On 10 Jul 2020, at 13:53, Mark Adams <[email protected]> wrote:

I just started getting this error and I have no idea what it from. Any ideas?

08:52 knepley/feature-swarm-fortran= ~/Codes/petsc$ make -f gmakefile test search='dm_impls_swarm_tutorials-ex1f90_0' Using MAKEFLAGS: search=dm_impls_swarm_tutorials-ex1f90_0 FC arch-macosx-gnu-g/tests/dm/impls/swarm/tutorials/ex1f90.o /Users/markadams/Codes/petsc/src/dm/impls/swarm/tutorials/ex1f90.F90:39:30:

34 | call PetscObjectSetName(dm, 'Potential Grid', ierr);CHKERRA(ierr) | 2 ...... 39 | call PetscObjectSetName(fe, 'fe', ierr);CHKERRA(ierr) | 1 Error: Type mismatch between actual argument at (1) and actual argument at (2) (INTEGER(8)/TYPE(tdm)). /Users/markadams/Codes/petsc/src/dm/impls/swarm/tutorials/ex1f90.F90:71:30:

34 | call PetscObjectSetName(dm, 'Potential Grid', ierr);CHKERRA(ierr) | 2 ...... 71 | call PetscObjectSetName(rho, 'rho', ierr);CHKERRA(ierr) | 1 Error: Type mismatch between actual argument at (1) and actual argument at (2) (TYPE(tvec)/TYPE(tdm)). /Users/markadams/Codes/petsc/src/dm/impls/swarm/tutorials/ex1f90.F90:73:30:

34 | call PetscObjectSetName(dm, 'Potential Grid', ierr);CHKERRA(ierr) | 2 ...... 73 | call PetscObjectSetName(f, 'weights', ierr);CHKERRA(ierr) | 1

I suspect you have upgraded gfortran and now have gfortran version 10, which is pickier about argument matching. If you add -fallow-argument-mismatch to the fortran flags, do things go away? Lawrenmce