Method Int64

bigint.go:592–606

Int64 calls (big.Int).Int64.

()

// Int64 calls (big.Int).Int64.
func (z *BigInt) Int64() int64 {
	if zVal, zNeg, ok := z.innerAsUint64(); ok {
		// The unchecked cast from uint64 to int64 looks unsafe, but it is
		// allowed and is identical to the logic in (big.Int).Int64. Per the
		// method's contract:
		// > If z cannot be represented in an int64, the result is undefined.
		zi := int64(zVal)
		if zNeg {
			zi = -zi
		}
		return zi
	}
	var tmp1 big.Int //gcassert:noescape
	return z.inner(&tmp1).Int64()
}

// IsInt64 calls (big.Int).IsInt64.
func (z *BigInt) IsInt64() bool {