return;
  }

  switch (computation.index()) {
    case 0:
      VLOG(2) << "LegalizeMlirToHlo with MLIR computation input: "
              << std::get<0>(computation).mlir_module;
      break;
    case 1: {
      auto input = std::get<1>(computation);
      Graph g(input.flib_def);
      VLOG(2) << "LegalizeMlirToHlo with FLIB computation input: "
              << DumpGraphToFile(