import (
	"strings"
	"unsafe"
)

func shift[T any]() int64 {
	return 1 << unsafe.Sizeof(*new(T))
}

func div[T any]() uintptr {
	return 1 / unsafe.Sizeof(*new(T))
}

func add[T any]() int64 {
	return 1<<63 - 1 + int64(unsafe.Sizeof(*new(T)))
}

func main() {
	shift[[62]byte]()
	shift[[63]byte]()
	shift[[64]byte]()
	shift[[100]byte]()
	shift[[1e6]byte]()

	add[[1]byte]()

}

func TestDecimalShift(t *testing.T) {
	for i := 0; i < len(shifttests); i++ {
		test := &shifttests[i]
		d := NewDecimal(test.i)
		d.Shift(test.shift)
		s := d.String()
		if s != test.out {
			t.Errorf("Decimal %v << %v = %v, want %v",
				test.i, test.shift, s, test.out)
		}
	}
}

type roundTest struct {
	i               uint64
	nd              int
	down, round, up string
	int             uint64

		return "BE"
	}
	return "LE"
}

// A Shift describes an ARM shift operation.
type Shift uint8

const (
	ShiftLeft        Shift = 0 // left shift
	ShiftRight       Shift = 1 // logical (unsigned) right shift
	ShiftRightSigned Shift = 2 // arithmetic (signed) right shift
	RotateRight      Shift = 3 // right rotate
	RotateRightExt   Shift = 4 // right rotate through carry (Count will always be 1)
)

		case 0:
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return 0, ErrIntOverflowGenerated
				}
				if iNdEx >= l {
					return 0, io.ErrUnexpectedEOF
				}
				iNdEx++
				if dAtA[iNdEx-1] < 0x80 {
					break
				}
			}
		case 1:
			iNdEx += 8
		case 2:
			var length int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return 0, ErrIntOverflowGenerated

	iNdEx := 0
	for iNdEx < l {
		preIndex := iNdEx
		var wire uint64
		for shift := uint(0); ; shift += 7 {
			if shift >= 64 {
				return ErrIntOverflowGenerated
			}
			if iNdEx >= l {
				return io.ErrUnexpectedEOF
			}
			b := dAtA[iNdEx]
			iNdEx++
			wire |= uint64(b&0x7F) << shift
			if b < 0x80 {
				break
			}
		}
		fieldNum := int32(wire >> 3)

	iNdEx := 0
	for iNdEx < l {
		preIndex := iNdEx
		var wire uint64
		for shift := uint(0); ; shift += 7 {
			if shift >= 64 {
				return ErrIntOverflowGenerated
			}
			if iNdEx >= l {
				return io.ErrUnexpectedEOF
			}
			b := dAtA[iNdEx]
			iNdEx++
			wire |= uint64(b&0x7F) << shift
			if b < 0x80 {
				break
			}
		}
		fieldNum := int32(wire >> 3)

			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return 0, ErrIntOverflowGenerated
				}
				if iNdEx >= l {
					return 0, io.ErrUnexpectedEOF
				}
				iNdEx++
				if data[iNdEx-1] < 0x80 {
					break
				}
			}
			return iNdEx, nil
		case 1:
			iNdEx += 8
			return iNdEx, nil
		case 2:
			var length int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {

	iNdEx := 0
	for iNdEx < l {
		preIndex := iNdEx
		var wire uint64
		for shift := uint(0); ; shift += 7 {
			if shift >= 64 {
				return ErrIntOverflowGenerated
			}
			if iNdEx >= l {
				return io.ErrUnexpectedEOF
			}
			b := dAtA[iNdEx]
			iNdEx++
			wire |= uint64(b&0x7F) << shift
			if b < 0x80 {
				break
			}
		}
		fieldNum := int32(wire >> 3)

		case 0:
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return 0, ErrIntOverflowGenerated
				}
				if iNdEx >= l {
					return 0, io.ErrUnexpectedEOF
				}
				iNdEx++
				if dAtA[iNdEx-1] < 0x80 {
					break
				}
			}
		case 1:
			iNdEx += 8
		case 2:
			var length int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {

		case 0:
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return 0, ErrIntOverflowGenerated
				}
				if iNdEx >= l {
					return 0, io.ErrUnexpectedEOF
				}
				iNdEx++
				if dAtA[iNdEx-1] < 0x80 {
					break
				}
			}
		case 1:
			iNdEx += 8
		case 2:
			var length int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {