if typeDesc != reflect.TypeOf(result) {
		return nil, fmt.Errorf("unable to convert to %v", typeDesc)
	}
	result = make(map[string]any, len(v.fields))
	for k, v := range v.fields {
		converted, err := convertField(v)
		if err != nil {
			return nil, fmt.Errorf("fail to convert field %q: %w", k, err)
		}
		result[k] = converted
	}
	return result, nil
}

    rewriter.modifyOpInPlace(op,
                             [&] { op->setOperands(adaptor.getOperands()); });
    return success();
  }
};

struct ConvertYield : public OpConversionPattern<TF::YieldOp> {
  using OpConversionPattern::OpConversionPattern;

  LogicalResult matchAndRewrite(
      TF::YieldOp op, OpAdaptor adaptor,