anchor.diff:    }
   
     @failingTest
  -  @_fastaProblem
  +  @fastaProblem
     test_class_mixins_unresolved() async {
       // Fasta generates additional `#errors` top-level variable.
       await super.test_class_mixins_unresolved();
     }
   
     @failingTest
  -  @_fastaProblem
  +  @fastaProblem
     test_class_supertype_unresolved() async {
       // Fasta generates additional `#errors` top-level variable.
       await super.test_class_supertype_unresolved();
     }
   
     @failingTest
  -  @_fastaProblem
  +  @fastaProblem
     test_class_type_parameters_bound() async {
       // Fasta does not provide a flag for explicit vs. implicit Object bound.
       await super.test_class_type_parameters_bound();
  
positive.code: }
  
  /// Tests marked with this annotation fail because of a Fasta problem.
  const _fastaProblem = const Object();
  
  @reflectiveTest
  class ResynthesizeKernelStrongTest extends ResynthesizeTest {
  
negative.code:   }
  
    @failingTest
    @fastaProblem
    test_constructor_initializers_field_notConst() async {
      // Fasta generates additional `#errors` top-level variable.
      await super.test_constructor_initializers_field_notConst();
    }
  
    @failingTest
    @fastaProblem
    test_constructor_initializers_field_withParameter() async {
      // https://github.com/dart-lang/sdk/issues/30251
      await super.test_constructor_initializers_field_withParameter();
    }
  
    @failingTest
    @fastaProblem
    test_constructor_redirected_factory_named_generic() async {
      // https://github.com/dart-lang/sdk/issues/30258
      await super.test_constructor_redirected_factory_named_generic();
    }
  
    @failingTest
    @fastaProblem
    test_constructor_redirected_factory_named_imported_generic() async {
      // https://github.com/dart-lang/sdk/issues/30258
      await super.test_constructor_redirected_factory_named_imported_generic();
    }
  
    @failingTest
    @fastaProblem
    test_constructor_redirected_factory_named_prefixed_generic() async {
      // https://github.com/dart-lang/sdk/issues/30258
      await super.test_constructor_redirected_factory_named_prefixed_generic();
    }
  
    @failingTest
    @fastaProblem
    test_constructor_redirected_factory_unnamed_generic() async {
      // https://github.com/dart-lang/sdk/issues/30258
      await super.test_constructor_redirected_factory_unnamed_generic();
    }
  
    @failingTest
    @fastaProblem
    test_constructor_redirected_factory_unnamed_imported_generic() async {
      // https://github.com/dart-lang/sdk/issues/30258
      await super.test_constructor_redirected_factory_unnamed_imported_generic();
    }
  
    @failingTest
    @fastaProblem
    test_constructor_redirected_factory_unnamed_prefixed_generic() async {
      // https://github.com/dart-lang/sdk/issues/30258
      await super.test_constructor_redirected_factory_unnamed_prefixed_generic();
    }
  
  