"testing"
)

func TestAnd32(t *testing.T) {
	// Basic sanity check.
	x := uint32(0xffffffff)
	for i := uint32(0); i < 32; i++ {
		old := x
		v := atomic.And32(&x, ^(1 << i))
		if r := uint32(0xffffffff) << (i + 1); x != r || v != old {
			t.Fatalf("clearing bit %#x: want %#x, got new %#x and old %#v", uint32(1<<i), r, x, v)
		}
	}

	// Set every bit in array to 1.
	a := make([]uint32, 1<<12)
	for i := range a {

// license that can be found in the LICENSE file.

#include "textflag.h"

// bool cas(uint32 *ptr, uint32 old, uint32 new)
// Atomically:
//	if(*ptr == old){
//		*ptr = new;
//		return 1;
//	} else
//		return 0;
TEXT ·Cas(SB), NOSPLIT, $0-17
	MOVV	ptr+0(FP), R4
	MOVW	old+8(FP), R5
	MOVW	new+12(FP), R6
	DBAR
cas_again:
	MOVV	R6, R7
	LL	(R4), R8
	BNE	R5, R8, cas_fail
	SC	R7, (R4)

	return d.id
}

func toEvent[T any](old, now *T) Event[T] {
	if old == nil {
		return Event[T]{
			New:   now,
			Event: controllers.EventAdd,
		}
	} else if now == nil {
		return Event[T]{
			Old:   old,
			Event: controllers.EventDelete,
		}
	}
	return Event[T]{
		New:   now,
		Old:   old,
		Event: controllers.EventUpdate,
	}
}

		}
	}

	return out
}

// returns a set of objects that are in `old` but not in `curr`
// For example:
// old = {a1, a2, a3}
// curr = {a1, a2, a4, a5}
// difference(old, curr) = {a3}
func difference(old, curr map[types.NamespacedName]*config.Config) []types.NamespacedName {
	var out []types.NamespacedName
	for key := range old {
		if _, ok := curr[key]; !ok {
			out = append(out, key)
		}
	}

	return out

//go:nosplit
//go:nowritebarrierrec
func sigprocmask(how int32, new, old *sigset) {
	n := sigset(0)
	if new != nil {
		n = *new
	}
	r := obsdsigprocmask(how, n)
	if old != nil {
		*old = r
	}
}

func pipe2(flags int32) (r, w int32, errno int32)

//go:noescape
func setitimer(mode int32, new, old *itimerval)

//go:noescape

	errs := validation.ValidateValidatingAdmissionPolicyUpdate(obj.(*admissionregistration.ValidatingAdmissionPolicy), old.(*admissionregistration.ValidatingAdmissionPolicy))
	if len(errs) == 0 {
		// if the object is well-formed, also authorize the paramKind
		if err := v.authorizeUpdate(ctx, obj, old); err != nil {

	}

	type testCase struct {
		name   string
		old    apps.StatefulSet
		update apps.StatefulSet
		errs   field.ErrorList
	}

	successCases := []testCase{{
		name:   "update replica count",
		old:    mkStatefulSet(&validPodTemplate),
		update: mkStatefulSet(&validPodTemplate, tweakReplicas(3)),
	}, {
		name:   "update containers 1",
		old:    mkStatefulSet(&validPodTemplate),

	// that case.
	gcController.addScannableStack(getg().m.p.ptr(), int64(newsize)-int64(old.hi-old.lo))

	// allocate new stack
	new := stackalloc(uint32(newsize))
	if stackPoisonCopy != 0 {
		fillstack(new, 0xfd)
	}
	if stackDebug >= 1 {
		print("copystack gp=", gp, " [", hex(old.lo), " ", hex(old.hi-used), " ", hex(old.hi), "]", " -> [", hex(new.lo), " ", hex(new.hi-used), " ", hex(new.hi), "]/", newsize, "\n")
	}

}

func (resourceClaimParametersStrategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList {
	return validation.ValidateResourceClaimParametersUpdate(obj.(*resource.ResourceClaimParameters), old.(*resource.ResourceClaimParameters))
}

func (resourceClaimParametersStrategy) WarningsOnUpdate(ctx context.Context, obj, old runtime.Object) []string {
	return nil
}

	if !found {
		base.Fatalf("go: -replace=%s: need old[@v]=new[@w] (missing =)", arg)
	}
	old, new := strings.TrimSpace(before), strings.TrimSpace(after)
	if strings.HasPrefix(new, ">") {
		base.Fatalf("go: -replace=%s: separator between old and new is =, not =>", arg)
	}
	oldPath, oldVersion, err := parsePathVersionOptional("old", old, false)
	if err != nil {
		base.Fatalf("go: -replace=%s: %v", arg, err)
	}