return 0;
}

typedef char IsNotContainer;
template <class C>
IsNotContainer IsContainerTest(long /* dummy */) { return '\0'; }

// EnableIf<condition>::type is void when 'Cond' is true, and
// undefined when 'Cond' is false.  To use SFINAE to make a function
// overload only apply when a particular expression is true, add
// "typename EnableIf<expression>::type* = 0" as the last parameter.
template<bool> struct EnableIf;

    RecursiveCompilabilityChecker::UncompilableNodesMap* uncompilable_nodes)
    const {
  bool is_compilable = true;
  is_compilable &= ExtractNodeDefAndCheckCompilability(
      while_node, "cond", "while_cond", encapsulating_function, lib_runtime,
      stack_trace, uncompilable_nodes);

  if (!uncompilable_nodes && !is_compilable) return is_compilable;

  is_compilable &= ExtractNodeDefAndCheckCompilability(

    // That is, an Identity node in the loop cond computation is used to drive
    // const nodes consumed by the loop body.  If this Identity node goes into
    // the same cluster with nodes from the loop body, extra dependency is
    // created between the loop cond and body computations and it hinders the
    // progression of the loop cond computation at runtime with significant

// pseudo-ops
(GetClosurePtr ...) => (LoweredGetClosurePtr ...)
(GetCallerSP ...) => (LoweredGetCallerSP ...)
(GetCallerPC ...) => (LoweredGetCallerPC ...)

(If cond yes no) => (NE cond yes no)

// Write barrier.
(WB ...) => (LoweredWB ...)

(PanicBounds [kind] x y mem) && boundsABI(kind) == 0 => (LoweredPanicBoundsA [kind] x y mem)

		// Parse GOOS/GOARCH stuff.
		f := strings.Fields(line)
		if len(f) < 1 {
			return fmt.Errorf("%s: invalid #cgo line: %s", filename, orig)
		}

		cond, verb := f[:len(f)-1], f[len(f)-1]
		if len(cond) > 0 {
			ok := false
			for _, c := range cond {
				if ctxt.matchAuto(c, nil) {
					ok = true
					break
				}
			}
			if !ok {
				continue
			}
		}

	"istio.io/istio/pkg/util/sets"
)

const (
	testService = "test"
)

// eventually polls cond until it completes (returns true) or times out (resulting in a test failure).
func eventually(t test.Failer, cond func() bool) {
	t.Helper()
	retry.UntilSuccessOrFail(t, func() error {
		if !cond() {
			return fmt.Errorf("failed to get positive condition")
		}
		return nil

	mpool          int            // pool for machines
	matchcap       int            // size of recorded match lengths
	prefixComplete bool           // prefix is the entire regexp
	cond           syntax.EmptyOp // empty-width conditions required at start of match
	minInputLen    int            // minimum length of the input in bytes

	// This field can be modified by the Longest method,

	// connChange will be signaled whenever State has been updated, or at regular intervals.
	// Holding the lock allows safe reads of State, and guarantees that changes will be detected.
	connChange *sync.Cond
	handlers   *handlers

	remote             *RemoteClient
	auth               AuthFn
	clientPingInterval time.Duration
	connPingInterval   time.Duration
	tlsConfig          *tls.Config

  // CHECK-NOT: tf.Stack
  %stack = "tf.StackV2"(%max_size) {elem_type = f32, stack_name = "s"} : (tensor<i32>) -> tensor<!tf_type.resource>
  %1:2 = "tf.While"(%stack, %max_size) {
    body = @while_body, cond = @while_cond, device = "", is_stateless = false}
       : (tensor<!tf_type.resource>, tensor<i32>) -> (tensor<!tf_type.resource>, tensor<i32>)
  // CHECK: "tf.Slice"

	waitReasonSemacquire                              // "semacquire"
	waitReasonSleep                                   // "sleep"
	waitReasonSyncCondWait                            // "sync.Cond.Wait"
	waitReasonSyncMutexLock                           // "sync.Mutex.Lock"
	waitReasonSyncRWMutexRLock                        // "sync.RWMutex.RLock"
	waitReasonSyncRWMutexLock                         // "sync.RWMutex.Lock"