IN 15: R{ F7 } spilloffset: 72 typ: float64
        IN 16: R{ F8 F9 } spilloffset: 80 typ: complex128
        IN 17: R{ F10 F11 } spilloffset: 96 typ: complex128
        IN 18: R{ F12 F13 } spilloffset: 112 typ: complex128
        IN 19: R{ } offset: 0 typ: complex128
        IN 20: R{ } offset: 16 typ: complex64
        IN 21: R{ I8 } spilloffset: 128 typ: int8
        IN 22: R{ } offset: 24 typ: int16

		complex(inf, nan)},
	{NaN(),
		NaN()},
}
var vcPolarSC = []complex128{
	NaN(),
}
var polarSC = []ff{
	{math.NaN(), math.NaN()},
}
var vcPowSC = [][2]complex128{
	{NaN(), NaN()},
	{0, NaN()},
}
var powSC = []complex128{
	NaN(),
	NaN(),
}
var sinSC = []struct {
	in,
	want complex128
}{
	// Derived from Sin(z) = -i * Sinh(i * z), G.6 #7
	{complex(zero, zero),

	{"imag", `var c complex128; _ = imag(c)`, `func(complex128) float64`},
	{"imag", `type C64 complex64; var c C64; _ = imag(c)`, `func(p.C64) float32`},
	{"imag", `type C128 complex128; var c C128; _ = imag(c)`, `func(p.C128) float64`},

	{"real", `_ = real(1i)`, `invalid type`}, // constant
	{"real", `var c complex64; _ = real(c)`, `func(complex64) float32`},
	{"real", `var c complex128; _ = real(c)`, `func(complex128) float64`},

func cx128diff_ssa(a, b complex128) complex128 {
	return a - b
}

//go:noinline
func cx128prod_ssa(a, b complex128) complex128 {
	return a * b
}

//go:noinline
func cx128quot_ssa(a, b complex128) complex128 {
	return a / b
}

//go:noinline
func cx128neg_ssa(a complex128) complex128 {
	return -a
}

//go:noinline
func cx128real_ssa(a complex128) float64 {

	{"imag", `var c complex128; _ = imag(c)`, `func(complex128) float64`},
	{"imag", `type C64 complex64; var c C64; _ = imag(c)`, `func(p.C64) float32`},
	{"imag", `type C128 complex128; var c C128; _ = imag(c)`, `func(p.C128) float64`},

	{"real", `_ = real(1i)`, `invalid type`}, // constant
	{"real", `var c complex64; _ = real(c)`, `func(complex64) float32`},
	{"real", `var c complex128; _ = real(c)`, `func(complex128) float64`},

			}
		},
	},
	modifier{
		name: "complex128",
		t: func() {
			c := complex128(complex(float64(1.01), float64(1.01)))
			for i := 0; i < mods; i++ {
				c = complex(real(c)*1.01, imag(c)*1.01)
				runtime.Gosched()
			}
		},
		pointerT: func() {
			a := func() *complex128 { return new(complex128) }()
			*a = complex128(complex(float64(1.01), float64(1.01)))
			for i := 0; i < mods; i++ {

	var _ complex128 = complex /* ERRORx `cannot use .* in variable declaration` */ (f32, f32)
	var _ complex128 = complex(f64, f64)

	// untyped constants
	const _ int = complex(1, 0)
	const _ float32 = complex(1, 0)
	const _ complex64 = complex(1, 0)
	const _ complex128 = complex(1, 0)
	const _ = complex(0i, 0i)
	const _ = complex(0i, 0)

		{uintptr(93), "(uintptr) 0x5d\n"},
		{ptrint(93), "(*int)(93)\n"},
		{float32(93.76), "(float32) 93.76\n"},
		{float64(93.76), "(float64) 93.76\n"},
		{complex64(93i), "(complex64) (0+93i)\n"},
		{complex128(93i), "(complex128) (0+93i)\n"},
		{bool(true), "(bool) true\n"},
		{bool(false), "(bool) false\n"},
		{string("test"), "(string) (len=4) \"test\"\n"},
		{ptrstr("test"), "(*string)((len=4) \"test\")\n"},

		return false
	}
	return encComplex128Slice(state, v.Slice(0, v.Len()))
}

func encComplex128Slice(state *encoderState, v reflect.Value) bool {
	slice, ok := v.Interface().([]complex128)
	if !ok {
		// It is kind complex128 but not type complex128. TODO: We can handle this unsafely.
		return false
	}
	for _, x := range slice {
		if x != 0+0i || state.sendZero {
			rpart := floatBits(real(x))
			ipart := floatBits(imag(x))

		m[nz] = "-0"
		if m[pz] != "-0" {
			panic(fmt.Sprintln("complex128 map does not treat -0 and +0 as equal for write"))
		}
		if _, ok := m[nana]; ok {
			panic(fmt.Sprintln("complex128 map allows NaN lookup (a)"))
		}
		if _, ok := m[nanb]; ok {
			panic(fmt.Sprintln("complex128 map allows NaN lookup (b)"))
		}
		if len(m) != 3 {
			panic(fmt.Sprintln("complex128 map should have 3 entries:", m))
		}
		m[nana] = "NaN"