|  | library; | 
|  | // | 
|  | // Problems in library: | 
|  | // | 
|  | // pkg/front_end/testcases/regress/issue_41265.crash_dart:9:53: Error: Unexpected token '>'. | 
|  | // class DND1 extends Object with M<dynamic> Function()> { | 
|  | //                                                     ^ | 
|  | // | 
|  | // pkg/front_end/testcases/regress/issue_41265.crash_dart:9:7: Error: The type '() -> M<dynamic>' can't be mixed in. | 
|  | // class DND1 extends Object with M<dynamic> Function()> { | 
|  | //       ^ | 
|  | // | 
|  | // pkg/front_end/testcases/regress/issue_41265.crash_dart:12:7: Error: The type '() -> M<dynamic>' can't be mixed in. | 
|  | // class DND2 extends Object with M<dynamic> Function() { | 
|  | //       ^ | 
|  | // | 
|  | // pkg/front_end/testcases/regress/issue_41265.crash_dart:15:31: Error: Can't use a function type as supertype. | 
|  | // class DND3 extends M<dynamic> Function() { | 
|  | //                               ^ | 
|  | // | 
|  | // pkg/front_end/testcases/regress/issue_41265.crash_dart:18:34: Error: Can't use a function type as supertype. | 
|  | // class DND4 implements M<dynamic> Function() { | 
|  | //                                  ^ | 
|  | // | 
|  | // pkg/front_end/testcases/regress/issue_41265.crash_dart:9:43: Error: Can't use a function type as supertype. | 
|  | // class DND1 extends Object with M<dynamic> Function()> { | 
|  | //                                           ^ | 
|  | // | 
|  | // pkg/front_end/testcases/regress/issue_41265.crash_dart:12:43: Error: Can't use a function type as supertype. | 
|  | // class DND2 extends Object with M<dynamic> Function() { | 
|  | //                                           ^ | 
|  | // | 
|  | import self as self; | 
|  | import "dart:core" as core; | 
|  |  | 
|  | class A<T extends core::Object? = dynamic> extends core::Object { | 
|  | synthetic constructor •() → self::A<self::A::T%> | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | abstract class M<T extends core::Object? = dynamic> extends core::Object /*isMixinDeclaration*/  { | 
|  | } | 
|  | class DND1 extends self::_DND1&Object { | 
|  | synthetic constructor •() → self::DND1 | 
|  | : super self::_DND1&Object::•() | 
|  | ; | 
|  | } | 
|  | class DND2 extends self::_DND2&Object { | 
|  | synthetic constructor •() → self::DND2 | 
|  | : super self::_DND2&Object::•() | 
|  | ; | 
|  | } | 
|  | class DND3 extends core::Object { | 
|  | synthetic constructor •() → self::DND3 | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | class DND4 extends core::Object { | 
|  | synthetic constructor •() → self::DND4 | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | abstract class _DND1&Object extends core::Object /*isAnonymousMixin,hasConstConstructor*/  { | 
|  | const synthetic constructor •() → self::_DND1&Object | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | abstract class _DND2&Object extends core::Object /*isAnonymousMixin,hasConstConstructor*/  { | 
|  | const synthetic constructor •() → self::_DND2&Object | 
|  | : super core::Object::•() | 
|  | ; | 
|  | } | 
|  | static method main() → dynamic {} |