var ifat []Addr
	for _, a := range as {
		var ip IP
		var mask IPMask
		switch a := a.(type) {
		case *lif.Inet4Addr:
			ip = IPv4(a.IP[0], a.IP[1], a.IP[2], a.IP[3])
			mask = CIDRMask(a.PrefixLen, 8*IPv4len)
		case *lif.Inet6Addr:
			ip = make(IP, IPv6len)
			copy(ip, a.IP[:])
			mask = CIDRMask(a.PrefixLen, 8*IPv6len)
		}
		ifat = append(ifat, &IPNet{IP: ip, Mask: mask})
	}
	return ifat, nil
}

static void segvHandler(int signo, siginfo_t* info, void* ctxt) {
	sigset_t mask;
	int i;

	// Call an arbitrary function that requires the stack to be properly aligned.
	callWithVarargs("dummy arg", 3.1415);

	if (sigemptyset(&mask) < 0) {
		die("sigemptyset");
	}
	if (sigaddset(&mask, SIGSEGV) < 0) {
		die("sigaddset");
	}
	i = sigprocmask(SIG_UNBLOCK, &mask, NULL);
	if (i != 0) {

	// Since golden is a newly allocated image, we don't have to check if the
	// input source and mask images and the output golden image overlap.
	b := dst.Bounds()
	sb := src.Bounds()
	mb := image.Rect(-1e9, -1e9, 1e9, 1e9)
	if mask != nil {
		mb = mask.Bounds()
	}

    def "zip tracks task dependencies"() {
        def task1 = Stub(Task)
        def a = withProducer(Integer, task1, 5)
        def task2 = Stub(Task)
        def b = withProducer(String, task2, "Hello")

        when:
        def zipped = providerFactory.zip(a, b) { i, s -> s.length() == i } as ProviderInternal<Boolean>

        then:
        assertHasProducer(zipped, task1, task2)
        zipped.get() == true
    }

	if maskSize < goarch.PtrSize {
		maskSize = goarch.PtrSize
	}
	if maskSize > len(mask) {
		maskSize = len(mask)
	}

	if cpuset_getaffinity(_CPU_LEVEL_WHICH, _CPU_WHICH_PID, _CPU_CURRENT_PID,
		maskSize, (*byte)(unsafe.Pointer(&mask[0]))) != 0 {
		return 1
	}
	n := int32(0)
	for _, v := range mask[:maskSize] {
		for v != 0 {
			n += int32(v & 1)
			v >>= 1
		}
	}
	if n == 0 {

    TYPE_DISALLOWED -> TYPE_DISALLOWED

    else -> error("unexpected type: $type")
  }
}

internal infix fun Byte.and(mask: Int): Int = toInt() and mask

internal infix fun Short.and(mask: Int): Int = toInt() and mask

            @Override
            public int compare(TaskDetails task1, TaskDetails task2) {
                int diff = STRING_COMPARATOR.compare(task1.getPath().getName(), task2.getPath().getName());
                if (diff != 0) {
                    return diff;
                }
                Path parent1 = task1.getPath().getParent();
                Path parent2 = task2.getPath().getParent();

func IsNaN(f float64) (is bool) {
	// IEEE 754 says that only NaNs satisfy f != f.
	// To avoid the floating-point hardware, could use:
	//	x := Float64bits(f);
	//	return uint32(x>>shift)&mask == mask && x != uvinf && x != uvneginf
	return f != f
}

// IsInf reports whether f is an infinity, according to sign.
// If sign > 0, IsInf reports whether f is positive infinity.

	S3                Metadata          `json:"s3"`
	Source            Source            `json:"source"`
	Type              madmin.TraceType  `json:"-"`
}

// Mask returns the type as mask.
func (e Event) Mask() uint64 {
	return e.EventName.Mask()
}

// Log represents event information for some event targets.
type Log struct {
	EventName Name
	Key       string
	Records   []Event

}

// allocReg chooses a register from the set of registers in mask.
// If there is no unused register, a Value will be kicked out of
// a register to make room.
func (s *regAllocState) allocReg(mask regMask, v *Value) register {
	if v.OnWasmStack {
		return noRegister
	}

	mask &= s.allocatable
	mask &^= s.nospill
	if mask == 0 {
		s.f.Fatalf("no register available for %s", v.LongString())
	}