Update to clang-format-20

Merge branch 'barry/2024-04-29/add-fortran-enums' into 'main'

Major updates to Fortran interface

See merge request petsc/petsc!7517

Fortran 90: fully embrace After 34 years!

- deprecate use of 'F90' in Fortran function names
- use Fortran pointers when appropriate
- the new Fortran API is not backward compatible with previous ve

Fortran 90: fully embrace After 34 years!

- deprecate use of 'F90' in Fortran function names
- use Fortran pointers when appropriate
- the new Fortran API is not backward compatible with previous versions!
- also clean up inconsistent PETSc code detected by new Fortran generation tools
- drop use of bfort
- automatically generate all the Fortran PETSc objects, enums etc from the include files
- generate most of the Fortran interface definitions and functions from the source code
- simplify the number and organization of Fortran modules

Co-authored-by: Jose E. Roman <jroman@dsic.upv.es>

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Merge branch 'knepley/feature-plex-hypercubic-parallel' into 'main'

Plex: Make hypercubic mesh parallel

See merge request petsc/petsc!8036

Section: Wrong object used for comm

Merge branch 'stefanozampini/useless-cast' into 'main'

Remove useless cast

See merge request petsc/petsc!7894

Brain dead fixes for useless casts

Merge remote-tracking branch 'origin/release'

Merge branch 'jose/fix-compile-warnings' into 'release'

Fix compiler warnings

See merge request petsc/petsc!7923

Fix compiler warnings from NVIDIA nvc 24.7

"src/vec/is/section/interface/section.c", line 1268: warning: pointless comparison of unsigned integer with zero [unsigned_compare_with_zero]
PetscCa

Fix compiler warnings from NVIDIA nvc 24.7

"src/vec/is/section/interface/section.c", line 1268: warning: pointless comparison of unsigned integer with zero [unsigned_compare_with_zero]
PetscCall(PetscMalloc1(last >= 0 ? s->bc->atlasOff[last] + s->bc->atlasDof[last] : 0, &s->bcIndices));
^

"src/mat/impls/aij/mpi/mumps/mumps.c", line 2101: warning: loop is not reachable [loop_not_reachable]
PetscCheck(!schur, PETSC_COMM_SELF, PETSC_ERR_SUP, "Cannot use -%smat_mumps_use_omp_threads with the Schur complement feature", ((PetscObject)F)->prefix ? ((PetscObject)F)->prefix : "");
^

"src/dm/impls/swarm/swarm.c", line 217: warning: variable "flg" was set but never used [set_but_not_used]
PetscBool flg;
^

"src/ts/utils/dmplexlandau/plexland.c", line 1848: warning: loop is not reachable [loop_not_reachable]
PetscCall(PetscFree4(ww, xx, yy, invJ_a));
^

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Merge branch 'jolivet/clang-format-19' into 'main'

clang-format-19

See merge request petsc/petsc!7644

Remove unneeded parentheses

Merge branch 'barry/2024-09-02/rebased-fix-conversion-warnings' into 'main'

Compiler finds (and forbid) casts from higher precision integers to lower

See merge request petsc/petsc!7806

Fix MPIU_* routines to always return MPI error codes and thus be usable with PetscCallMPI()

Introduce MPIU_Count to be used when MPI_Count is not available

Change from deprecated PETSC_MAX/MIN_INT to PETSC_INT_MAX/MIN

Commit-type: i.e. error-checking, optimization, bug-fix, portability-fix, testing-fix, style-fix, feature, documentation, example
Funded

Change from deprecated PETSC_MAX/MIN_INT to PETSC_INT_MAX/MIN

Commit-type: i.e. error-checking, optimization, bug-fix, portability-fix, testing-fix, style-fix, feature, documentation, example
Funded-by:
Project:
Time: hours
Reported-by:
Thanks-to:
Development Tools: Vim, Emacs, Eclipse

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Add to CI compilers flags '-Wconversion', '-Wno-sign-conversion', '-Wno-float-conversion', '-Wno-implicit-float-conversion']

Also fix the code to repository to compile cleanly with these flags in th

Add to CI compilers flags '-Wconversion', '-Wno-sign-conversion', '-Wno-float-conversion', '-Wno-implicit-float-conversion']

Also fix the code to repository to compile cleanly with these flags in the CI

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Merge branch 'knepley/feature-1d-affine-map' into 'main'

Fixes for submesh handling

See merge request petsc/petsc!7823

Section: Fixed PetscSectionCreateSubmeshSection() for unsorted subpointIS

Merge branch 'barry/2024-08-16/fix-int-overflow-petscsection' into 'main'

Fix potential place of integer overflow in PetscSection code

See merge request petsc/petsc!7768

Fix potential place of integer overflow in PetscSection code

Merge branch 'barry/2024-05-29/minor-fortran-stub-cleanup' into 'main'

More improvements to Fortran stubs and interfaces

See merge request petsc/petsc!7598

All constructors should do PetscAssertPointer on output object

Reported-by: Blaise Bourdin

Constructors should not initialize the output to NULL upon entry, serves no purpose

Fix some formatting i

All constructors should do PetscAssertPointer on output object

Reported-by: Blaise Bourdin

Constructors should not initialize the output to NULL upon entry, serves no purpose

Fix some formatting in constructors

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Merge remote-tracking branch 'origin/release'

Merge branch 'barry/2024-06-08/minor-docs-fixes/release' into 'release'

Minor docs fixes

See merge request petsc/petsc!7618

Minor docs fixes