}

std::string MlirModuleToString(mlir::ModuleOp module,
                               mlir::OpPrintingFlags flags) {
  std::string txt_module;
  {
    llvm::raw_string_ostream os{txt_module};
    module.print(os, flags);
  }
  return txt_module;
}

std::string MlirModuleToString(mlir::ModuleOp module, bool show_debug_info) {
  mlir::OpPrintingFlags flags;

}

// -----

func.func @testXlaHostComputeMlir(%arg0: tensor<2xf32>) -> () {
  // expected-error @+1 {{can not be deserialized}}
  "tf._XlaHostComputeMlir"(%arg0) {send_key="", recv_key="", host_mlir_module="bad_module"} : (tensor<2xf32>) -> ()
  func.return
}

// -----

func.func @testXlaHostComputeMlir(%arg0: tensor<2xf32>) -> () {
  // expected-error @+1 {{'host_mlir_module' does not contain 'host_func' function}}