Merge pull request #2820 from devitocodes/avoid-empty-clusters #9144

Job	Run time
pytest-ubuntu-py310-gcc14-omp-base	43m 44s
pytest-ubuntu-py312-gcc12-cxxomp-adjoint	34m 0s
pytest-ubuntu-py310-gcc14-omp-adjoint	31m 25s
pytest-docker-py310-gcc-omp-arm64-adjoint	22m 37s
pytest-ubuntu-py312-gcc12-cxxomp-base	53m 51s
pytest-docker-py310-gcc-omp-base	36m 6s
pytest-osx-py312-clang-omp-base	42m 18s
pytest-ubuntu-py311-gcc10-noomp-base	39m 27s
pytest-ubuntu-py312-gcc13-omp-base	44m 37s
pytest-ubuntu-py311-gcc11-cxxnoomp-adjoint	30m 0s
pytest-docker-py310-gcc-omp-arm64-base	30m 3s
pytest-docker-py310-icx-omp-base	30m 46s
pytest-ubuntu-py311-gcc10-noomp-adjoint	26m 1s
pytest-ubuntu-py311-gcc11-cxxnoomp-base	43m 43s
pytest-ubuntu-py312-gcc13-omp-adjoint	33m 42s
pytest-docker-py310-icx-omp-adjoint	25m 53s
pytest-docker-py310-gcc-omp-adjoint	25m 56s
pytest-ubuntu-py310-gcc9-omp-base	42m 22s
pytest-ubuntu-py313-gcc14-omp-adjoint	33m 27s
pytest-ubuntu-py310-gcc9-omp-adjoint	30m 10s
pytest-ubuntu-py313-gcc14-omp-base	47m 45s
	12h 27m 53s

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