|  | library; | 
|  | // | 
|  | // Problems in library: | 
|  | // | 
|  | // pkg/front_end/testcases/general/issue49206.dart:7:13: Error: Type variables can't be used as constants. | 
|  | // fn1<T>() => const <A<T>>[]; | 
|  | //             ^ | 
|  | // | 
|  | // pkg/front_end/testcases/general/issue49206.dart:8:13: Error: Type variables can't be used as constants. | 
|  | // fn2<T>() => const <A<T>>{}; | 
|  | //             ^ | 
|  | // | 
|  | // pkg/front_end/testcases/general/issue49206.dart:9:13: Error: Type variables can't be used as constants. | 
|  | // fn3<T>() => const <A<T>, String>{}; | 
|  | //             ^ | 
|  | // | 
|  | // pkg/front_end/testcases/general/issue49206.dart:10:13: Error: Type variables can't be used as constants. | 
|  | // fn4<T>() => const <int, A<T>>{}; | 
|  | //             ^ | 
|  | // | 
|  | // pkg/front_end/testcases/general/issue49206.dart:11:13: Error: Type variables can't be used as constants. | 
|  | // fn5<T>() => const <A<T>, A<T>>{}; | 
|  | //             ^ | 
|  | // | 
|  | 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::•() | 
|  | ; | 
|  | } | 
|  | static method fn1<T extends core::Object? = dynamic>() → dynamic | 
|  | return invalid-expression "Type variables can't be used as constants."; | 
|  | static method fn2<T extends core::Object? = dynamic>() → dynamic | 
|  | return invalid-expression "Type variables can't be used as constants."; | 
|  | static method fn3<T extends core::Object? = dynamic>() → dynamic | 
|  | return invalid-expression "Type variables can't be used as constants."; | 
|  | static method fn4<T extends core::Object? = dynamic>() → dynamic | 
|  | return invalid-expression "Type variables can't be used as constants."; | 
|  | static method fn5<T extends core::Object? = dynamic>() → dynamic | 
|  | return invalid-expression "Type variables can't be used as constants."; | 
|  | static method main() → dynamic {} |