. "runtime"
	"sync"
	"sync/atomic"
	"testing"
)

// TestSemaHandoff checks that when semrelease+handoff is
// requested, the G that releases the semaphore yields its
// P directly to the first waiter in line.
// See issue 33747 for discussion.
func TestSemaHandoff(t *testing.T) {
	const iter = 10000
	ok := 0
	for i := 0; i < iter; i++ {
		if testSemaHandoff() {
			ok++
		}
	}