return
	}
	f2, exact := r.Float64()
	if f != f2 || !exact {
		t.Errorf("Rat.SetFloat64(%g).Float64() = %g (%b), %v, want %g (%b), %v; delta = %b",
			f, f2, f2, exact, f, f, true, f2-f)
	}
}

// delta returns the absolute difference between r and f.
func delta(r *Rat, f float64) *Rat {
	d := new(Rat).Sub(r, new(Rat).SetFloat64(f))
	return d.Abs(d)
}

apiVersion: release-notes/v2
kind: bug-fix
area: traffic-management
releaseNotes:
  - |

apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: ratings
spec:
  hosts:
  - ratings
  http:
  - match:
    - headers:
        end-user:
          exact: jason
    fault:
      delay:
        percentage:
          value: 100.0
        fixedDelay: 7s
    route:
    - destination:
        host: ratings
        subset: v1
  - route:
    - destination:
        host: ratings

	// This means if there are only removals, we will not respond.
	var logFiltered string
	if !req.Delta.IsEmpty() && !con.proxy.IsProxylessGrpc() {
		logFiltered = " filtered:" + strconv.Itoa(len(w.ResourceNames)-len(req.Delta.Subscribed))
		w = &model.WatchedResource{
			TypeUrl:       w.TypeUrl,
			ResourceNames: req.Delta.Subscribed.UnsortedList(),
		}
	}
	res, logdata, err := gen.Generate(con.proxy, w, req)
	info := ""

				"X-Remote-User":         {"Bob"},
				"X-Remote-Group-1":      {"one-a", "one-b"},
				"X-Remote-Group-2":      {"two-a", "two-b"},
				"X-Remote-extra-1-key1": {"alfa", "bravo"},
				"X-Remote-Extra-1-Key2": {"charlie", "delta"},
				"X-Remote-Extra-1-":     {"india", "juliet"},
				"X-Remote-extra-2-":     {"kilo", "lima"},
				"X-Remote-extra-2-Key1": {"echo", "foxtrot"},
				"X-Remote-Extra-2-key2": {"golf", "hotel"},
			},

type encHelper func(state *encoderState, v reflect.Value) bool

// encoderState is the global execution state of an instance of the encoder.
// Field numbers are delta encoded and always increase. The field
// number is initialized to -1 so 0 comes out as delta(1). A delta of
// 0 terminates the structure.
type encoderState struct {
	enc      *Encoder
	b        *encBuffer

type GoRoutineCounter interface {
	// Add adds the given delta to the count of active goroutines.
	// Call Add(1) before forking a goroutine, Add(-1) at the end of that goroutine.
	// Call Add(-1) just before waiting on something from another goroutine (e.g.,
	// just before a `select`).
	// Call Add(1) just before doing something that unblocks a goroutine that is
	// waiting on that something.
	Add(delta int)

	// See https://hyperelliptic.org/EFD/g1p/auto-shortw-jacobian-3.html#doubling-dbl-2001-b
	delta := new(big.Int).Mul(z, z)
	delta.Mod(delta, curve.P)
	gamma := new(big.Int).Mul(y, y)
	gamma.Mod(gamma, curve.P)
	alpha := new(big.Int).Sub(x, delta)
	if alpha.Sign() == -1 {
		alpha.Add(alpha, curve.P)
	}
	alpha2 := new(big.Int).Add(x, delta)
	alpha.Mul(alpha, alpha2)
	alpha2.Set(alpha)
	alpha.Lsh(alpha, 1)

		th := &timehands[curr]
		gen := atomic.Load(&th.gen) // atomic_load_acq_32
		bt = th.offset

		if tc, ok := th.getTimecounter(); !ok {
			return zeroBintime
		} else {
			delta := (tc - th.offset_count) & th.counter_mask
			bt.AddX(th.scale * uint64(delta))
		}
		if abs {
			bt.Add(&th.boottime)
		}

		atomic.Load(&binuptimeDummy) // atomic_thread_fence_acq()
		if curr == timekeepSharedPage.current && gen != 0 && gen == th.gen {

// sendTime does a non-blocking send of the current time on c.
func sendTime(c any, seq uintptr, delta int64) {
	// delta is how long ago the channel send was supposed to happen.
	// The current time can be arbitrarily far into the future, because the runtime
	// can delay a sendTime call until a goroutines tries to receive from
	// the channel. Subtract delta to go back to the old time that we
	// used to send.
	select {