}

func TestShrinkStackDuringBlockedSend(t *testing.T) {
	// make sure that channel operations still work when we are
	// blocked on a channel send and we shrink the stack.
	// NOTE: this test probably won't fail unless stack1.go:stackDebug
	// is set to >= 1.
	const n = 10
	c := make(chan int)
	done := make(chan struct{})

	go func() {
		for i := 0; i < n; i++ {
			c <- i
			// use lots of stack, briefly.