typename T21>
internal::ValueArray21<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13,
    T14, T15, T16, T17, T18, T19, T20, T21> Values(T1 v1, T2 v2, T3 v3, T4 v4,
    T5 v5, T6 v6, T7 v7, T8 v8, T9 v9, T10 v10, T11 v11, T12 v12, T13 v13,
    T14 v14, T15 v15, T16 v16, T17 v17, T18 v18, T19 v19, T20 v20, T21 v21) {

    typename T16, typename T17, typename T18, typename T19, typename T20,
    typename T21>
struct Types21 {
  typedef T1 Head;
  typedef Types20<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15,
      T16, T17, T18, T19, T20, T21> Tail;
};

template <typename T1, typename T2, typename T3, typename T4, typename T5,

    typename T16, typename T17, typename T18, typename T19, typename T20,
    typename T21>
struct Types21 {
  typedef T1 Head;
  typedef Types20<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15,
      T16, T17, T18, T19, T20, T21> Tail;
};

template <typename T1, typename T2, typename T3, typename T4, typename T5,

    typename T21>
internal::ValueArray21<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13,
    T14, T15, T16, T17, T18, T19, T20, T21> Values(T1 v1, T2 v2, T3 v3, T4 v4,
    T5 v5, T6 v6, T7 v7, T8 v8, T9 v9, T10 v10, T11 v11, T12 v12, T13 v13,
    T14 v14, T15 v15, T16 v16, T17 v17, T18 v18, T19 v19, T20 v20, T21 v21) {

// Disallow them for now.

package p

type t int

type (
	t00 t; t01 t; t02 t; t03 t; t04 t; t05 t; t06 t; t07 t; t08 t; t09 t
	t10 t; t11 t; t12 t; t13 t; t14 t; t15 t; t16 t; t17 t; t18 t; t19 t
	t20 t; t21 t; t22 t; t23 t; t24 t; t25 t; t26 t; t27 t; t28 t; t29 t
	t30 t; t31 t; t32 t; t33 t; t34 t; t35 t; t36 t; t37 t; t38 t; t39 t
	t40 t; t41 t; t42 t; t43 t; t44 t; t45 t; t46 t; t47 t; t48 t; t49 t

		m2(int) float32
	}
	T14 interface {
		T12
		T13
		m3(x ...struct{}) []T9
	}
	T15 func()
	T16 func(int)
	T17 func(x int)
	T18 func() float32
	T19 func() (x float32)
	T20 func(...any)
	T21 struct{ next *T21 }
	T22 struct{ link *T23 }
	T23 struct{ link *T22 }
	T24 *T24
	T25 *T26
	T26 *T27
	T27 *T25
	T28 func(T28) T28
)

var (
	V0 int
	V1         = -991.0
	V2 float32 = 1.2
)

        // T17 interface { T16; T16 }
        // T18 interface { T17; T17 }
        // T19 interface { T18; T18 }

        // T20 interface { T19; T19 }
        // T21 interface { T20; T20 }
        // T22 interface { T21; T21 }
        // T23 interface { T22; T22 }
        // T24 interface { T23; T23 }
        // T25 interface { T24; T24 }
        // T26 interface { T25; T25 }
        // T27 interface { T26; T26 }

    typename T16, typename T17, typename T18, typename T19, typename T20,
    typename T21>
class ValueArray21 {
 public:
  ValueArray21(T1 v1, T2 v2, T3 v3, T4 v4, T5 v5, T6 v6, T7 v7, T8 v8, T9 v9,
      T10 v10, T11 v11, T12 v12, T13 v13, T14 v14, T15 v15, T16 v16, T17 v17,
      T18 v18, T19 v19, T20 v20, T21 v21) : v1_(v1), v2_(v2), v3_(v3), v4_(v4),
      v5_(v5), v6_(v6), v7_(v7), v8_(v8), v9_(v9), v10_(v10), v11_(v11),

    typename T16, typename T17, typename T18, typename T19, typename T20,
    typename T21>
class ValueArray21 {
 public:
  ValueArray21(T1 v1, T2 v2, T3 v3, T4 v4, T5 v5, T6 v6, T7 v7, T8 v8, T9 v9,
      T10 v10, T11 v11, T12 v12, T13 v13, T14 v14, T15 v15, T16 v16, T17 v17,
      T18 v18, T19 v19, T20 v20, T21 v21) : v1_(v1), v2_(v2), v3_(v3), v4_(v4),
      v5_(v5), v6_(v6), v7_(v7), v8_(v8), v9_(v9), v10_(v10), v11_(v11),

            val t19: TaskProvider<Copy> = tasks.register("quartern", Copy::class)
            val t20: TaskProvider<Copy> = tasks.register<Copy>("veduta")

            val t21: TaskProvider<Task> = tasks.register("vansire") {
                description += "!"
            }
            val t22: TaskProvider<Copy> = tasks.register("koto", Copy::class) {
                description += "!"