if len(args) == 0 {
			args = append(args, "st0")
		}

	case FPTAN, FSINCOS, FUCOMPP, FCOMPP, FYL2X, FPATAN, FXTRACT, FPREM1, FPREM, FYL2XP1, FSCALE:
		if len(args) == 0 {
			args = []string{"st0", "st1"}
		}

	case FST, FSTP, FISTTP, FIST, FISTP, FBSTP:
		if len(args) == 1 {
			args = append(args, "st0")
		}

	benchmarkSwitchInterfaceType(b, true)
}
func BenchmarkSwitchInterfaceTypeUnpredictable(b *testing.B) {
	benchmarkSwitchInterfaceType(b, false)
}

type SI0 interface {
	si0()
}
type ST0 struct {
}

func (ST0) si0() {
}

type SI1 interface {
	si1()
}
type ST1 struct {
}

func (ST1) si1() {
}

type SI2 interface {
	si2()
}
type ST2 struct {
}

	}(m1[(G1(85)^i8_1)&^i8_1 <= i8_1][72].m0[G2(617.4)], i1) || (<-m6[(G1(3)|i8_0)>><-ch2%i8_0|i8_0] || <-ch0) {
		var ch5 chan map[byte]complex128
		var fnc0 func(int32, *map[rune]complex128) complex128
		var c0 complex128
		var st0, st1, st2 struct {
		}
		var au8 []uint
		var st3, st4, st5 struct {
			ph0 *G2
			st1 struct {
				m0   map[rune]complex128
				pch1 *chan int64
				m2   map[bool]byte
				st3  struct {