Antlr4.Runtime.Sharpen.BitSet.GetHashCode C# (CSharp) Метод

        public override int GetHashCode()
        {
            ulong result = 1;
            for (uint i = 0; i < _data.Length; i++)
            {
                if (_data[i] != 0)
                {
                    result = result * 31 ^ i;
                    result = result * 31 ^ _data[i];
                }
            }

            return result.GetHashCode();
        }