func.func @matmul_cpu(%ch: !tfrt.chain, %a: !tfrt_fallback.tf_tensor, %b: !tfrt_fallback.tf_tensor) -> (!tfrt.chain, !tfrt_fallback.tf_tensor) {
  // Enqueue a sleep onto blocking work queue, %ch0 is fulfilled when sleeping is done.
  %us = tfrt.constant.i32 1000
  %ch0 = "tfrt_test.blocking.usleep"(%us) : (i32) -> (!tfrt.chain)

  %ch1 = tfrt.merge.chains %ch, %ch0 : !tfrt.chain, !tfrt.chain

	typedmemmove(c.elemtype, chanbuf(c, c.sendx), cas.elem)
	c.sendx++
	if c.sendx == c.dataqsiz {
		c.sendx = 0
	}
	c.qcount++
	selunlock(scases, lockorder)
	goto retc

recv:
	// can receive from sleeping sender (sg)
	recv(c, sg, cas.elem, func() { selunlock(scases, lockorder) }, 2)
	if debugSelect {
		print("syncrecv: cas0=", cas0, " c=", c, "\n")
	}
	recvOK = true
	goto retc

rclose:

		}
		return nil
	}

	if envaddr := os.Getenv("GOTEST_DIAL_ADDR"); envaddr != "" {
		// In child process.
		c, err := Dial("tcp", envaddr)
		if err != nil {
			t.Fatal(err)
		}
		fmt.Printf("sleeping\n")
		time.Sleep(time.Minute) // process will be killed here
		c.Close()
	}

	ln, err := Listen("tcp", "127.0.0.1:0")
	if err != nil {
		t.Fatal(err)
	}
	defer ln.Close()

    }

    if (queue.futureTasks.isNotEmpty()) {
      readyQueues.add(queue)
    }
  }

  /**
   * Returns an immediately-executable task for the calling thread to execute, sleeping as necessary
   * until one is ready. If there are no ready queues, or if other threads have everything under
   * control this will return null. If there is more than a single task ready to execute immediately

    github_event = PartialGitHubEvent.parse_raw(contents)

    # Avoid race conditions with multiple labels
    sleep_time = random.random() * 10  # random number between 0 and 10 seconds
    logging.info(
        f"Sleeping for {sleep_time} seconds to avoid "
        "race conditions and multiple comments"
    )
    time.sleep(sleep_time)

    # Get PR
    logging.debug(f"Processing PR: #{github_event.pull_request.number}")

		racerelease(unsafe.Pointer(&s.lock))
	}
	unlock(&s.lock)
}

// close wakes any goroutine sleeping on the timer and prevents
// further sleeping on it.
//
// Once close is called, the wakeableSleep must no longer be used.
//
// It must only be called once no goroutine is sleeping on the
// timer *and* nothing else will call wake concurrently.
func (s *wakeableSleep) close() {

    assertFalse("Capable of acquiring an additional permit", r.tryAcquire());
    stopwatch.sleepMillis(Integer.MAX_VALUE);
    assertFalse("Capable of acquiring an additional permit after sleeping", r.tryAcquire());
  }

  public void testSimpleRateUpdate() {
    RateLimiter limiter = RateLimiter.create(5.0, 5, SECONDS);
    assertEquals(5.0, limiter.getRate());
    limiter.setRate(10.0);

    assertFalse("Capable of acquiring an additional permit", r.tryAcquire());
    stopwatch.sleepMillis(Integer.MAX_VALUE);
    assertFalse("Capable of acquiring an additional permit after sleeping", r.tryAcquire());
  }

  public void testSimpleRateUpdate() {
    RateLimiter limiter = RateLimiter.create(5.0, 5, SECONDS);
    assertEquals(5.0, limiter.getRate());
    limiter.setRate(10.0);

type profAtomic uint64

// A profIndex is the packet tag and data counts and flags bits, described above.
type profIndex uint64

const (
	profReaderSleeping profIndex = 1 << 32 // reader is sleeping and must be woken up
	profWriteExtra     profIndex = 1 << 33 // overflow or eof waiting
)

func (x *profAtomic) load() profIndex {
	return profIndex(atomic.Load64((*uint64)(x)))
}

```
# X.509 Certificate options
#
# DN options

# The organization of the subject.
organization = "Example Inc."

# The organizational unit of the subject.
#unit = "sleeping dept."

# The state of the certificate owner.
state = "Example"

# The country of the subject. Two letter code.
country = "EX"

# The common name of the certificate owner.
cn = "Sally Certowner"