Change to PetscInt_FMT in vec tests and tutorials

Merge branch 'stefanozampini/spock' into 'main'

Some work from Spock

See merge request petsc/petsc!4015

Vec tests: add -j flags to HIP tests

ex4 is currently broken on SPOCK

Merge branch 'scott/hip-petscsf' into 'master'

Scott/hip petscsf

See merge request petsc/petsc!3503

Fixes for the HIP backend to PetscSF

Thanks to @jedbrown for catching errors and motivating more testing

Sorting out ifdef/if logic
The logic with HIP and CUDA together is a little complicated.

Ad

Fixes for the HIP backend to PetscSF

Thanks to @jedbrown for catching errors and motivating more testing

Sorting out ifdef/if logic
The logic with HIP and CUDA together is a little complicated.

Adding and improving petscSF tests for hip backend
Important to add `diff_args: -j` to some tests

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Merge branch 'barry/2020-10-08/fix-mpi-error-codes' into 'master'

Convert MPI error type to PETSc error with string message for all MPI calls

See merge request petsc/petsc!3326

Convert MPI error type to PETSc error with string message for all MPI calls

Now PETSc examples will ONLY return PETSc error codes and never MPI error codes directly so we can understand and post-pro

Convert MPI error type to PETSc error with string message for all MPI calls

Now PETSc examples will ONLY return PETSc error codes and never MPI error codes directly so we can understand and post-process their
errors better.

The test harness will now automatically retry tests that fail with MPI, this may help with Intel MPI that produces
seemingly random failures.

Commit-type: error-checking
/spend 30m

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Merge branch 'maint'

Merge branch 'jczhang/fix-sf-device2host-sync' into 'maint'

Fix a bug in SF device to host synchronization

See merge request petsc/petsc!2688

SF: fix a bug in device to host synchronization

Promote examples/{tests,tutorials}/ to {tests,tutorials}/

This shortens paths and improves consistency between test target names
and paths to the source and output files. Most of the work was
compl

Promote examples/{tests,tutorials}/ to {tests,tutorials}/

This shortens paths and improves consistency between test target names
and paths to the source and output files. Most of the work was
completed by this script, followed by mild cleanup of nonconforming
cases.

for makefile in `git ls-files 'src/*makefile'`; do
if rg -q 'DIRS.*\bexamples\b' $makefile; then
base=$(dirname $makefile)
dirs=$(cd $base/examples && ls -d tests tutorials 2>/dev/null | xargs echo)
perl -pi -e "s#^(DIRS.*)\bexamples\b#\1${dirs}#" $makefile
git rm $base/examples/makefile
for t in $dirs; do
git mv $base/examples/$t $base/
perl -pi -e "s#^(LOCDIR[[:space:]]*=).*#\1 $base/$t/#" $base/$t
done
fi
done

git grep -l -E -z 'examples/(tutorials|tests)' | xargs -0 perl -pi -e 's#examples/(tutorials|tests)#\1#g'
git checkout @ \
src/docs/website/documentation/changes/ \
src/benchmarks/results/

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