case token.ADD:
			if !is63bit(a) || !is63bit(b) {
				return makeInt(newInt().Add(big.NewInt(a), big.NewInt(b)))
			}
			c = a + b
		case token.SUB:
			if !is63bit(a) || !is63bit(b) {
				return makeInt(newInt().Sub(big.NewInt(a), big.NewInt(b)))
			}
			c = a - b
		case token.MUL:
			if !is32bit(a) || !is32bit(b) {
				return makeInt(newInt().Mul(big.NewInt(a), big.NewInt(b)))
			}
			c = a * b

// convertOp: intXX -> [u]intXX
func cvtInt(v Value, t Type) Value {
	return makeInt(v.flag.ro(), uint64(v.Int()), t)
}

// convertOp: uintXX -> [u]intXX
func cvtUint(v Value, t Type) Value {
	return makeInt(v.flag.ro(), v.Uint(), t)
}

// convertOp: floatXX -> intXX
func cvtFloatInt(v Value, t Type) Value {
	return makeInt(v.flag.ro(), uint64(int64(v.Float())), t)
}

// convertOp: floatXX -> uintXX

	for _, tc := range testCases {
		ct := makeCT(success)
		if err := ct.ClearEntriesForIP(tc.ip, v1.ProtocolUDP); err != nil {
			t.Errorf("%s/success: Unexpected error: %v", tc.name, err)
		}
		execCommand := ct.getExecutedCommand()
		if tc.expectCommand != execCommand {
			t.Errorf("%s/success: Expect command: %s, but executed %s", tc.name, tc.expectCommand, execCommand)
		}

		ct = makeCT(nothingToDelete)

}

type concreteF[RCT RC[RG], RG any] struct {
	makeFn func() Fn[RCT] // ERROR "not enough type arguments for type Fn: have 1, want 2"
}

func (c *concreteF[RCT, RG]) Fn() Fn[RCT] { // ERROR "not enough type arguments for type Fn: have 1, want 2"
	return c.makeFn()
}

}

type concreteF[RCT RC[RG], RG any] struct {
	makeFn func() Fn /* ERROR "not enough type arguments for type Fn: have 1, want 2" */ [RCT]
}

func (c *concreteF[RCT, RG]) Fn() Fn /* ERROR "not enough type arguments for type Fn: have 1, want 2" */ [RCT] {
	return c.makeFn()
}

}

type concreteF[RCT RC[RG], RG any] struct {
	makeFn FFn /* ERROR "not enough type arguments for type FFn: have 1, want 2" */ [RCT]
}

func (c *concreteF[RCT, RG]) Fn() Fn /* ERROR "not enough type arguments for type Fn: have 1, want 2" */ [RCT] {
	return c.makeFn()

}

type concreteF[RCT RC[RG], RG any] struct {
	makeFn FFn[RCT] // ERROR "not enough type arguments for type FFn: have 1, want 2"
}

func (c *concreteF[RCT, RG]) Fn() Fn[RCT] { // ERROR "not enough type arguments for type Fn: have 1, want 2"
	return c.makeFn()

		// barrier call clobbers the result of makeT() before it is
		// read by the write barrier code.
		g = makeT()
		sink = make([]byte, 1000) // force write barriers to eventually happen
	}
}
func TestIssue15854b(t *testing.T) {
	const N = 10000
	a := make([]T, N)
	for i := 0; i < N; i++ {
		a = append(a, makeT())
		sink = make([]byte, 1000) // force write barriers to eventually happen
	}

		{1000, 20, 60},
	}

	for i := range cases {
		here := cases[i]
		makeSet := func() String {
			s := NewString()
			for j := 0; j < here.size; j++ {
				s.Insert(randomStringMaker.makeString(here.minStringLen, here.maxStringLen))
			}
			return s
		}
		operands := make([]String, 500)
		for i := range operands {
			operands[i] = makeSet()
		}

)

func makeIntf(index int, name string, flags net.Flags) net.Interface {
	mac := net.HardwareAddr{0, 0x32, 0x7d, 0x69, 0xf7, byte(0x30 + index)}
	return net.Interface{
		Index:        index,
		MTU:          1500,
		Name:         name,
		HardwareAddr: mac,
		Flags:        flags}
}

var (
	downIntf     = makeIntf(1, "eth3", flagDown)