// TODO(rsc): more work on 32-bit platforms
	C.mpz_set_si(&z.i[0], C.long(x))
	return z
}

// SetString interprets s as a number in the given base
// and sets z to that value.  The base must be in the range [2,36].
// SetString returns an error if s cannot be parsed or the base is invalid.
func (z *Int) SetString(s string, base int) error {
	z.doinit()
	if base < 2 || base > 36 {
		return os.ErrInvalid
	}

				if data != nil && *data != nil {
					field.ReflectValueOf(ctx, value).SetString(**data)
				}
			case string:
				field.ReflectValueOf(ctx, value).SetString(data)
			case []byte:
				field.ReflectValueOf(ctx, value).SetString(string(data))
			case int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64:
				field.ReflectValueOf(ctx, value).SetString(utils.ToString(data))
			case float64, float32:

pkg math/big, method (*Float) SetMode(RoundingMode) *Float
pkg math/big, method (*Float) SetPrec(uint) *Float
pkg math/big, method (*Float) SetRat(*Rat) *Float
pkg math/big, method (*Float) SetString(string) (*Float, bool)
pkg math/big, method (*Float) SetUint64(uint64) *Float
pkg math/big, method (*Float) Sign() int
pkg math/big, method (*Float) Signbit() bool
pkg math/big, method (*Float) String() string

modulus. Some Montgomery algorithms don't and need extra care to // return correct results. See https://go.dev/issue/13907. func TestMulReductions(t *testing.T) { // Two short but multi-limb primes. a, _ := new(big.Int).SetString("77360896267765123085", 10) b, _ := new(big.Int).SetString("18069282361036845195", 10) n := new(big.Int).Mul(a, b) N, _ := NewModulus(n.Bytes()) A := NewNat().setBig(a).ExpandFor(N) B := NewNat().setBig(b).ExpandFor(N) if A.Mul(B, N).IsZero() != 1 { t.Error("a * b mod (a * b)...

pkg math/big, method (*Int) SetBits([]Word) *Int
pkg math/big, method (*Int) SetBytes([]uint8) *Int
pkg math/big, method (*Int) SetInt64(int64) *Int
pkg math/big, method (*Int) SetString(string, int) (*Int, bool)
pkg math/big, method (*Int) Sign() int
pkg math/big, method (*Int) String() string
pkg math/big, method (*Int) Sub(*Int, *Int) *Int
pkg math/big, method (*Int) Xor(*Int, *Int) *Int