{"with out-of-bounds index and = cap", a[:1:2], 2, b[:]},
		{"with out-of-bounds index and < cap", a[:1:3], 2, b[:]},
	} {
		if !panics(func() { _ = Insert(test.s, test.i, test.v...) }) {
			t.Errorf("Insert %s: got no panic, want panic", test.name)
		}
	}
}

var deleteTests = []struct {
	s    []int
	i, j int
	want []int
}{
	{
		[]int{1, 2, 3},
		0,
		0,

// f requires a non-pointer receiver but x.a.b.c is a pointer value.
//
// All pointer indirections, whether due to implicit or explicit field
// selections or * operations inserted for "pointerness", panic if
// applied to a nil pointer, so a method call x.f() may panic even
// before the function call.
//
// By contrast, a MethodExpr operation T.f is essentially equivalent
// to a function literal of the form:
//

// All sub-slices are clipped to have no capacity beyond the length.
// If s is empty, the sequence is empty: there is no empty slice in the sequence.
// Chunk panics if n is less than 1.
func Chunk[Slice ~[]E, E any](s Slice, n int) iter.Seq[Slice] {
	if n < 1 {
		panic("cannot be less than 1")
	}

	return func(yield func(Slice) bool) {
		for i := 0; i < len(s); i += n {
			// Clamp the last chunk to the slice bound as necessary.

type stringer interface {
	String() string
}

// printpanicval prints an argument passed to panic.
// If panic is called with a value that has a String or Error method,
// it has already been converted into a string by preprintpanics.
//
// To ensure that the traceback can be unambiguously parsed even when
// the panic value contains "\ngoroutine" and other stack-like

// fatal crash message.
type CrashOptions struct {
	/* for future expansion */
}

// SetCrashOutput configures a single additional file where unhandled
// panics and other fatal errors are printed, in addition to standard error.
// There is only one additional file: calling SetCrashOutput again overrides
// any earlier call.

		name string
		x    []struct{}
		n    int
	}{
		{
			name: "cannot be less than 1",
			x:    make([]struct{}, 0),
			n:    0,
		},
	} {
		if !panics(func() { _ = Chunk(test.x, test.n) }) {
			t.Errorf("Chunk %s: got no panic, want panic", test.name)
		}
	}
}

func TestChunkRange(t *testing.T) {
	// Verify Chunk iteration can be stopped.
	var got [][]int

// localError wraps locally caught errors so we can distinguish
// them from genuine panics which we don't want to return as errors.
type localError struct {
	err error
}

// printf is a convenience wrapper that takes care of print errors.
func (p *printer) printf(format string, args ...any) {
	if _, err := fmt.Fprintf(p, format, args...); err != nil {
		panic(localError{err})
	}
}

// strictCost is used to determine whether to enforce strict cost calculation for CEL expressions.
func MustBaseEnvSet(ver *version.Version, strictCost bool) *EnvSet {
	if ver == nil {
		panic("version must be non-nil")
	}
	if len(ver.Components()) < 2 {
		panic(fmt.Sprintf("version must contain an major and minor component, but got: %s", ver.String()))
	}

		for {
			ev, err := r.ReadEvent()
			if err != nil {
				break
			}

			if !testGetters {
				continue
			}
			// Make sure getters don't do anything that panics
			switch ev.Kind() {
			case trace.EventLabel:
				ev.Label()
			case trace.EventLog:
				ev.Log()
			case trace.EventMetric:
				ev.Metric()
			case trace.EventRangeActive, trace.EventRangeBegin:
				ev.Range()
			case trace.EventRangeEnd:

	output := runTestProg(t, "testprog", "RecursivePanic3")
	want := `panic: first panic

`
	if !strings.HasPrefix(output, want) {
		t.Fatalf("output does not start with %q:\n%s", want, output)
	}

}

func TestRecursivePanic4(t *testing.T) {
	output := runTestProg(t, "testprog", "RecursivePanic4")
	want := `panic: first panic [recovered]
	panic: second panic
`
	if !strings.HasPrefix(output, want) {