I forgot that OpenMP is broken with llvm-amdgpu in Spack at the moment. I hope it will be fixed soon, because OpenMP is used in some of the tests. In the meanti

I forgot that OpenMP is broken with llvm-amdgpu in Spack at the moment. I hope it will be fixed soon, because OpenMP is used in some of the tests. In the meantime, you may have to remove `--test root` from that install command.