// An additional sharding is added at the end to account for token result.
  // Proto debug string:
  //   type: TUPLE
  //   tuple_shardings {
  //     type: MAXIMAL
  //     tile_assignment_dimensions: 1
  //     tile_assignment_devices: 0
  //   }
  //   tuple_shardings {
  //     type: MAXIMAL
  //     tile_assignment_dimensions: 1
  //     tile_assignment_devices: 0
  //   }

	if !ptr.Type.IsPtr() || !types.Identical(n.Type(), ptr.Type.Elem()) {
		base.FatalfAt(n.Pos(), "setHeapaddr %L with type %v", n, ptr.Type)
	}

	// Declare variable to hold address.
	sym := &types.Sym{Name: "&" + n.Sym().Name, Pkg: types.LocalPkg}
	addr := s.curfn.NewLocal(pos, sym, types.NewPtr(n.Type()))
	addr.SetUsed(true)
	types.CalcSize(addr.Type())

	if n.Class == ir.PPARAMOUT {

//
// See https://httpwg.org/specs/rfc7540.html#FrameHeader
type http2FrameHeader struct {
	valid bool // caller can access []byte fields in the Frame

	// Type is the 1 byte frame type. There are ten standard frame
	// types, but extension frame types may be written by WriteRawFrame
	// and will be returned by ReadFrame (as UnknownFrame).
	Type http2FrameType

    rewriter.replaceOpWithNewOp<mhlo::ReturnOp>(op, adaptor.getOperands());
    return success();
  }
};

// Returns a new tensor type from the given type with element type updated to
// the given type.
TensorType UpdateElementTypeTo(Type ty, Type element_ty) {
  auto ranked_ty = mlir::dyn_cast<RankedTensorType>(ty);
  if (!ranked_ty) {
    return UnrankedTensorType::get(element_ty);
  }