anchor.diff:      });
   
       test("await in else-if test", () {
  -      f(v) async {
  +      f(bool v) async {
           if (v) {
             return 37;
           } else if (!await new Future.value(v)) {
  
positive.code:     });
  
      test("await in then with else", () {
        f(v) async {
          if (v) {
            return await new Future.value(42);
          } else {
  
negative.code:     });
  
      test("await in else-if then", () {
        f(bool v) async {
          if (v) {
            return 37;
          } else if (!v) {
  