// the “patience sorting” algorithm, itself named for a solitaire card game.
// We avoid that name for two reasons. First, the name has been used
// for a few different variants of the algorithm, so it is imprecise.
// Second, the name is frequently interpreted as meaning that you have
// to wait longer (to be patient) for the diff, meaning that it is a slower algorithm,
// when in fact the algorithm is faster than the standard one.

	// fit typical Go idioms.
	N := bits.Len(uint(max))
	var F int
	if powerOfTwo(d) {
		F = int(math.Log2(float64(d)))
		if d != 1<<F {
			panic("imprecise log2")
		}
	} else {
		for L := 0; ; L++ {
			if d <= ((1<<(N+L))%d)+(1<<L) {
				F = N + L
				break
			}
		}
	}

	// Also, noted in the paper, F is the smallest number of fractional

  /**
   * Prunes any leaked calls and then returns the number of remaining live calls on [connection].
   * Calls are leaked if the connection is tracking them but the application code has abandoned
   * them. Leak detection is imprecise and relies on garbage collection.
   */
  private fun pruneAndGetAllocationCount(
    connection: RealConnection,
    now: Long,
  ): Int {
    connection.lock.assertHeld()

	// MakeTypelink means that the type should have an entry in the typelink table.
	AttrMakeTypelink

	// ReflectMethod means the function may call reflect.Type.Method or
	// reflect.Type.MethodByName. Matching is imprecise (as reflect.Type
	// can be used through a custom interface), so ReflectMethod may be
	// set in some cases when the reflect package is not called.
	//
	// Used by the linker to determine what methods can be pruned.

		// So for GC stack traversal, we can safely ignore SPWRITE for the innermost frame,
		// but farther up the stack we'd better not find any.
		// This is somewhat imprecise because we're just guessing that we're in the stack
		// growth check. It would be better if SPWRITE were encoded in the spdelta
		// table so we would know for sure that we were still in safe code.
		//

		t.Errorf("round-trip failed: %d => %q => %d, %v", min0, min0.String(), min1, err)
	}

	for i := 0; i < 100; i++ {
		// Resolutions finer than milliseconds will result in
		// imprecise round-trips.
		d0 := Duration(rand.Int31()) * Millisecond
		s := d0.String()
		d1, err := ParseDuration(s)
		if err != nil || d0 != d1 {
			t.Errorf("round-trip failed: %d => %q => %d, %v", d0, s, d1, err)

			spdelta := int64(pcsp.Value)
			if !haslr {
				// Return address has been pushed onto stack.
				spdelta += int64(d.arch.PtrSize)
			}

			if haslr && !fi.TopFrame() {
				// TODO(bryanpkc): This is imprecise. In general, the instruction
				// that stores the return address to the stack frame is not the
				// same one that allocates the frame.
				if pcsp.Value > 0 {

	http.Get(s.URL + "/publicPrefix/something")
	assert.Equal(t, 2, publicPrefixCount)
	http.Get(s.URL + "/publicPrefix/but-more-precise")
	assert.Equal(t, 3, publicPrefixCount)
	http.Get(s.URL + "/publicPrefix/but-more-precise/")
	assert.Equal(t, 1, precisePrefixCount)
	http.Get(s.URL + "/publicPrefix/but-more-precise/more-stuff")
	assert.Equal(t, 2, precisePrefixCount)

	http.Get(s.URL + "/publicPrefix/exactmatch")

@GwtIncompatible
@ElementTypesAreNonnullByDefault
abstract class ToDoubleRounder<X extends Number & Comparable<X>> {
  /**
   * Returns x rounded to either the greatest double less than or equal to the precise value of x,
   * or the least double greater than or equal to the precise value of x.
   */
  abstract double roundToDoubleArbitrarily(X x);

  /** Returns the sign of x: either -1, 0, or 1. */
  abstract int sign(X x);

		atomic.AddInt64(&count, -1)
	})
	go f2()
	return nil
}

func main() {
	// Does not work with gccgo, due to partially conservative GC.
	// Try to enable when we have fully precise GC.
	if runtime.Compiler == "gccgo" {
		return
	}
	count = N
	var wg sync.WaitGroup
	wg.Add(N)
	for i := 0; i < N; i++ {
		go func() {
			run()
			wg.Done()
		}()
	}
	wg.Wait()