},
        "brazilian_stop": {
          "type":       "stop",

        },
        "brazilian_stop": {
          "type":       "stop",

	signal := make(chan struct{})
	go func() {
		q.Run(stop)
		signal <- struct{}{}
	}()

	q.Push(func() error {
		t.Log("mock exec")
		return nil
	})

	// mock queue block wait cond signal
	time.AfterFunc(10*time.Millisecond, func() {
		close(stop)
	})

	select {
	case <-time.After(200 * time.Millisecond):
		t.Error("close stop, method exit timeout.")
	case <-signal:

    if (failed(res)) return res;
  }

  // To support WhileRegion, we need to propagate device attributes from
  // WhileRegion operands to body/cond region arguments *prior* to visiting
  // these regions, so use a pre-order walk.
  WalkResult walk_res = func_op.walk<WalkOrder::PreOrder>([&](Operation* op) {
    if (auto var_handle = dyn_cast<VarHandleOp>(op)) {

			cc := s.(*ast.CommClause)
			if !check.isTerminatingList(cc.Body, "") || hasBreakList(cc.Body, label, true) {
				return false
			}

		}
		return true

	case *ast.ForStmt:
		if s.Cond == nil && !hasBreak(s.Body, label, true) {
			return true
		}
	}

	return false
}

func (check *Checker) isTerminatingList(list []ast.Stmt, label string) bool {

	case *ast.ForStmt:
		inner |= breakOk | continueOk
		check.openScope(s, "for")
		defer check.closeScope()

		check.simpleStmt(s.Init)
		if s.Cond != nil {
			var x operand
			check.expr(nil, &x, s.Cond)
			if x.mode != invalid && !allBoolean(x.typ) {
				check.error(s.Cond, InvalidCond, "non-boolean condition in for statement")
			}
		}
		check.simpleStmt(s.Post)
		// spec: "The init statement may be a short variable

	// handled as long as their "unwrapped" difference is bounded by 2^31.
	// For this not to be the case, we'd need to have 2^31+ goroutines
	// blocked on the same condvar, which is currently not possible.
	notify uint32

	// List of parked waiters.
	lock mutex
	head *sudog
	tail *sudog
}

// less checks if a < b, considering a & b running counts that may overflow the

			Message: "instances overlap with built-in resources in storage",
		})
	} else if apiextensionshelpers.IsCRDConditionTrue(crd, apiextensionsv1.Established) {
		cond, deleteErr := c.deleteInstances(crd)
		apiextensionshelpers.SetCRDCondition(crd, cond)
		if deleteErr != nil {
			if _, err = c.crdClient.CustomResourceDefinitions().UpdateStatus(context.TODO(), crd, metav1.UpdateOptions{}); err != nil {
				utilruntime.HandleError(err)

		if n.Body != nil {
			r.walkStmts(n.Body.List)
		}

	case *ast.ForStmt:
		r.openScope(n.Pos())
		defer r.closeScope()
		if n.Init != nil {
			ast.Walk(r, n.Init)
		}
		if n.Cond != nil {
			ast.Walk(r, n.Cond)
		}
		if n.Post != nil {
			ast.Walk(r, n.Post)
		}
		ast.Walk(r, n.Body)

	case *ast.RangeStmt:
		r.openScope(n.Pos())
		defer r.closeScope()
		ast.Walk(r, n.X)

// <endcallsites>
// <endfuncpreamble>
func T_two_calls_feed_ifswitch(q int) int {
	// This case we don't handle; for the heuristic to kick in,
	// all names in a given if/switch cond have to come from the
	// same callsite
	x := meaning(q)
	y := meaning(-q)
	if x < y {
		switch x + y {
		case 42:
			return 1
		}
	}
	return 0
}