badPtr = uintptr(unsafe.Pointer(&b[len(b)-1])) + 1
}

var throttle = make(chan struct{}, 10)

func noPointerArgs(a, b, c, d uintptr) {
	sink = make([]byte, 4096)
	<-throttle
}

func main() {
	const N = 1000
	for i := 0; i < N; i++ {
		throttle <- struct{}{}
		go noPointerArgs(badPtr, badPtr, badPtr, badPtr)
		sink = make([]byte, 4096)
	}

// to be considered a pointer.
func noPointerArgs(p, q *byte, a0, a1, a2, a3, a4, a5, a6 uintptr) {
	sink = make([]byte, 4096)
	sinkptr = q
	<-throttle
	sinkptr = p
}

var sinkptr *byte

func main() {
	const N = 1000
	for i := 0; i < N; i++ {
		throttle <- struct{}{}
		go noPointerArgs(nil, nil, badPtr, badPtr, badPtr, badPtr, badPtr, badPtr, badPtr)
		sink = make([]byte, 4096)