|  | library; | 
|  | // | 
|  | // Problems in library: | 
|  | // | 
|  | // pkg/front_end/testcases/general/duplicated_bad_prefix.dart:10:7: Error: 'Dupe' is already declared in this scope. | 
|  | // class Dupe {} | 
|  | //       ^^^^ | 
|  | // pkg/front_end/testcases/general/duplicated_bad_prefix.dart:8:7: Context: Previous declaration of 'Dupe'. | 
|  | // class Dupe {} | 
|  | //       ^^^^ | 
|  | // | 
|  | // pkg/front_end/testcases/general/duplicated_bad_prefix.dart:13:3: Error: 'Dupe.a' can't be used as a type because 'Dupe' doesn't refer to an import prefix. | 
|  | //   Dupe.a b; | 
|  | //   ^^^^^^ | 
|  | // | 
|  | // pkg/front_end/testcases/general/duplicated_bad_prefix.dart:6:45: Error: 'C' is imported from both 'pkg/front_end/testcases/general/duplicated_bad_prefix_lib1.dart' and 'pkg/front_end/testcases/general/duplicated_bad_prefix_lib2.dart'. | 
|  | // import 'duplicated_bad_prefix_lib2.dart' as dupe; | 
|  | //                                             ^ | 
|  | // | 
|  | // pkg/front_end/testcases/general/duplicated_bad_prefix.dart:13:3: Error: 'Dupe.a' isn't a type. | 
|  | //   Dupe.a b; | 
|  | //   ^^^^^^ | 
|  | // | 
|  | import self as self; | 
|  | import "dart:core" as core; | 
|  |  | 
|  | import "org-dartlang-testcase:///duplicated_bad_prefix_lib1.dart" as dupe; | 
|  | import "org-dartlang-testcase:///duplicated_bad_prefix_lib2.dart" as dupe; | 
|  |  | 
|  | class Dupe extends core::Object { | 
|  | synthetic constructor •() → self::Dupe | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | class Dupe#1 extends core::Object { | 
|  | synthetic constructor •() → self::Dupe#1 | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | class C extends core::Object { | 
|  | field invalid-type b = null; | 
|  | field invalid-type d = null; | 
|  | synthetic constructor •() → self::C | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | static method main() → dynamic {} | 
|  |  | 
|  | library; | 
|  | import self as self2; | 
|  | import "dart:core" as core; | 
|  |  | 
|  | class C extends core::Object { | 
|  | synthetic constructor •() → self2::C | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  |  | 
|  | library; | 
|  | import self as self3; | 
|  | import "dart:core" as core; | 
|  |  | 
|  | class C extends core::Object { | 
|  | synthetic constructor •() → self3::C | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } |