src/HOL/SPARK/Examples/RIPEMD-160/wordops.adb

made datatype realizer plugin work for new-style datatypes with no nesting

package body Wordops is

   function Rotate(I : Rotate_Amount; W : Word) return Word
   is
   begin
      return Interfaces.Rotate_Left (W, I);
   end Rotate;

end Wordops;