VerifyNoOutsideCompilationMarkersPass> {
 public:
  void runOnOperation() override;
};

bool IsLaunchOp(Operation& op) {
  return dyn_cast<tf_device::LaunchOp>(op) != nullptr;
}

bool IsDeviceClusterOp(Operation& op) {
  return dyn_cast<tf_device::ClusterOp>(op) != nullptr;
}

bool HasChildLaunchDeviceOp(Operation& op) {
  auto cluster_op = dyn_cast<tf_device::ClusterOp>(op);