name string
		mark func(markFunc)
		find func(findFunc)
	}
	for _, test := range []testCase{
		{
			name: "Uninitialized",
			mark: func(_ markFunc) {},
			find: func(_ findFunc) {},
		},
		{
			name: "OnePage",
			mark: func(mark markFunc) {
				mark(PageBase(BaseChunkIdx, 3), PageBase(BaseChunkIdx, 4))
			},
			find: func(find findFunc) {
				find(BaseChunkIdx, 3)
			},
		},
		{

	return f.datap.textAddr(f.entryOff)
}

//go:linkname badFuncInfoEntry runtime.funcInfo.entry
func badFuncInfoEntry(funcInfo) uintptr

// findfunc looks up function metadata for a PC.
//
// It is nosplit because it's part of the isgoexception
// implementation.
//
// findfunc should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:

}

// asyncPreemptStack is the bytes of stack space required to inject an
// asyncPreempt call.
var asyncPreemptStack = ^uintptr(0)

func init() {
	f := findfunc(abi.FuncPCABI0(asyncPreempt))
	total := funcMaxSPDelta(f)
	f = findfunc(abi.FuncPCABIInternal(asyncPreempt2))
	total += funcMaxSPDelta(f)
	// Add some overhead for return PCs, etc.
	asyncPreemptStack = uintptr(total) + 8*goarch.PtrSize

			GoType:    0,
			Func:      f,
			goVersion: t.version,
		}
		f.Sym = &syms[i]
	}
	return funcs
}

// findFunc returns the funcData corresponding to the given program counter.
func (t *LineTable) findFunc(pc uint64) funcData {
	ft := t.funcTab()
	if pc < ft.pc(0) || pc >= ft.pc(ft.Count()) {
		return funcData{}
	}
	idx := sort.Search(int(t.nfunctab), func(i int) bool {

				skip--
			} else if n < len(dst) {
				dst[n] = retPC
				n++
			}
			return n < len(dst)
		}
	)

outer:
	for _, retPC := range pcBuf[1:] {
		callPC := retPC - 1
		fi := findfunc(callPC)
		if !fi.valid() {
			// There is no funcInfo if callPC belongs to a C function. In this case
			// we still keep the pc, but don't attempt to expand inlined frames.
			if more := skipOrAdd(retPC); !more {

				return s == "b"
			},
			want: &elements[1],
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := FindFunc(tt.elements, tt.fn); !reflect.DeepEqual(got, tt.want) {
				t.Errorf("FindFunc got %v, want %v", got, tt.want)
			}
		})
	}
}

func TestFilter(t *testing.T) {
	tests := []struct {
		name     string
		elements []string

// with a nil pointer receiver.
//
// It is called from the generated wrapper code.
func panicwrap() {
	pc := getcallerpc()
	name := funcNameForPrint(funcname(findfunc(pc)))
	// name is something like "main.(*T).F".
	// We want to extract pkg ("main"), typ ("T"), and meth ("F").
	// Do it by finding the parens.
	i := bytealg.IndexByteString(name, '(')
	if i < 0 {

	// may try to read a stale LR that looks like a Go code
	// pointer and wander into the woods.
	if gp.m.incgo || findfunc(pc).valid() {
		// This wasn't a bad call, so use PC as sigpanic's
		// return PC.
		return true
	}
	if findfunc(lr).valid() {
		// This was a bad call, but the LR is good, so use the
		// LR as sigpanic's return PC.
		return false
	}

		// Update syscallsp, syscallpc in case traceback uses them.
		morebuf := thisg.m.morebuf
		gp.syscallsp = morebuf.sp
		gp.syscallpc = morebuf.pc
		pcname, pcoff := "(unknown)", uintptr(0)
		f := findfunc(gp.sched.pc)
		if f.valid() {
			pcname = funcname(f)
			pcoff = gp.sched.pc - f.entry()
		}
		print("runtime: newstack at ", pcname, "+", hex(pcoff),

				Reason:  ConfigErrorReason(gw.DeniedReason.Reason),
				Message: gw.DeniedReason.Message,
			}
		}

		var currentConditions []metav1.Condition
		currentStatus := slices.FindFunc(currentParents, func(s k8s.RouteParentStatus) bool {
			return parentRefString(s.ParentRef) == parentRefString(gw.OriginalReference) &&
				s.ControllerName == k8s.GatewayController(features.ManagedGatewayController)
		})