| library; | 
 | // | 
 | // Problems in library: | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:13:3: Error: Type argument 'Object' doesn't conform to the bound 'num' of the type variable 'T' on 'A'. | 
 | //  - 'Object' is from 'dart:core'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   A<Object> aObject; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:5:9: Context: This is the type variable whose bound isn't conformed to. | 
 | // class A<T extends num> {} | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:14:3: Error: Type argument 'num?' doesn't conform to the bound 'num' of the type variable 'T' on 'A'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   A<num?> aNumNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:5:9: Context: This is the type variable whose bound isn't conformed to. | 
 | // class A<T extends num> {} | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:15:3: Error: Type argument 'int?' doesn't conform to the bound 'num' of the type variable 'T' on 'A'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   A<int?> aIntNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:5:9: Context: This is the type variable whose bound isn't conformed to. | 
 | // class A<T extends num> {} | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:16:3: Error: Type argument 'Null' doesn't conform to the bound 'num' of the type variable 'T' on 'A'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   A<Null> aNull; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:5:9: Context: This is the type variable whose bound isn't conformed to. | 
 | // class A<T extends num> {} | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:17:3: Error: Type argument 'Object' doesn't conform to the bound 'num' of the type variable 'X' on 'FArgument'. | 
 | //  - 'Object' is from 'dart:core'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FArgument<Object> fArgumentObject; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:7:19: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FArgument<X extends num> = Function(X); | 
 | //                   ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:18:3: Error: Type argument 'num?' doesn't conform to the bound 'num' of the type variable 'X' on 'FArgument'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FArgument<num?> fArgumentNumNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:7:19: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FArgument<X extends num> = Function(X); | 
 | //                   ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:19:3: Error: Type argument 'int?' doesn't conform to the bound 'num' of the type variable 'X' on 'FArgument'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FArgument<int?> fArgumentIntNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:7:19: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FArgument<X extends num> = Function(X); | 
 | //                   ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:20:3: Error: Type argument 'Null' doesn't conform to the bound 'num' of the type variable 'X' on 'FArgument'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FArgument<Null> fArgumentNull; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:7:19: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FArgument<X extends num> = Function(X); | 
 | //                   ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:21:3: Error: Type argument 'Object' doesn't conform to the bound 'num' of the type variable 'X' on 'FReturn'. | 
 | //  - 'Object' is from 'dart:core'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FReturn<Object> fReturnObject; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:8:17: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FReturn<X extends num> = X Function(); | 
 | //                 ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:22:3: Error: Type argument 'num?' doesn't conform to the bound 'num' of the type variable 'X' on 'FReturn'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FReturn<num?> fReturnNumNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:8:17: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FReturn<X extends num> = X Function(); | 
 | //                 ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:23:3: Error: Type argument 'int?' doesn't conform to the bound 'num' of the type variable 'X' on 'FReturn'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FReturn<int?> fReturnIntNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:8:17: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FReturn<X extends num> = X Function(); | 
 | //                 ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:24:3: Error: Type argument 'Null' doesn't conform to the bound 'num' of the type variable 'X' on 'FReturn'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FReturn<Null> fReturnNull; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:8:17: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FReturn<X extends num> = X Function(); | 
 | //                 ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:25:3: Error: Type argument 'Object' doesn't conform to the bound 'num' of the type variable 'X' on 'FBoth'. | 
 | //  - 'Object' is from 'dart:core'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FBoth<Object> fBothObject; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:9:15: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FBoth<X extends num> = X Function(X); | 
 | //               ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:26:3: Error: Type argument 'num?' doesn't conform to the bound 'num' of the type variable 'X' on 'FBoth'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FBoth<num?> fBothNumNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:9:15: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FBoth<X extends num> = X Function(X); | 
 | //               ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:27:3: Error: Type argument 'int?' doesn't conform to the bound 'num' of the type variable 'X' on 'FBoth'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FBoth<int?> fBothIntNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:9:15: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FBoth<X extends num> = X Function(X); | 
 | //               ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:28:3: Error: Type argument 'Null' doesn't conform to the bound 'num' of the type variable 'X' on 'FBoth'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FBoth<Null> fBothNull; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:9:15: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FBoth<X extends num> = X Function(X); | 
 | //               ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:29:3: Error: Type argument 'Object' doesn't conform to the bound 'num' of the type variable 'X' on 'FNowhere'. | 
 | //  - 'Object' is from 'dart:core'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FNowhere<Object> fNowhereObject; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:10:18: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FNowhere<X extends num> = Function(); | 
 | //                  ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:30:3: Error: Type argument 'num?' doesn't conform to the bound 'num' of the type variable 'X' on 'FNowhere'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FNowhere<num?> fNowhereNumNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:10:18: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FNowhere<X extends num> = Function(); | 
 | //                  ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:31:3: Error: Type argument 'int?' doesn't conform to the bound 'num' of the type variable 'X' on 'FNowhere'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FNowhere<int?> fNowhereIntNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:10:18: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FNowhere<X extends num> = Function(); | 
 | //                  ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:32:3: Error: Type argument 'Null' doesn't conform to the bound 'num' of the type variable 'X' on 'FNowhere'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FNowhere<Null> fNowhereNull; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:10:18: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FNowhere<X extends num> = Function(); | 
 | //                  ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:33:3: Error: Type argument 'Object?' doesn't conform to the bound 'num' of the type variable 'X' on 'FArgument'. | 
 | //  - 'Object' is from 'dart:core'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FArgument<Object?> fArgumentObjectNullable; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:7:19: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FArgument<X extends num> = Function(X); | 
 | //                   ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:34:3: Error: Type argument 'dynamic' doesn't conform to the bound 'num' of the type variable 'X' on 'FArgument'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FArgument<dynamic> fArgumentDynamic; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:7:19: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FArgument<X extends num> = Function(X); | 
 | //                   ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:35:3: Error: Type argument 'void' doesn't conform to the bound 'num' of the type variable 'X' on 'FArgument'. | 
 | // Try changing type arguments so that they conform to the bounds. | 
 | //   FArgument<void> fArgumentVoid; // Error. | 
 | //   ^ | 
 | // pkg/front_end/testcases/nnbd/issue42429.dart:7:19: Context: This is the type variable whose bound isn't conformed to. | 
 | // typedef FArgument<X extends num> = Function(X); | 
 | //                   ^ | 
 | // | 
 | import self as self; | 
 | import "dart:core" as core; | 
 |  | 
 | typedef FArgument<contravariant X extends core::num> = (X) → dynamic; | 
 | typedef FReturn<X extends core::num> = () → X; | 
 | typedef FBoth<invariant X extends core::num> = (X) → X; | 
 | typedef FNowhere<unrelated X extends core::num> = () → dynamic; | 
 | class A<T extends core::num> extends core::Object { | 
 |   synthetic constructor •() → self::A<self::A::T> | 
 |     : super core::Object::•() | 
 |     ; | 
 | } | 
 | static method foo() → dynamic { | 
 |   self::A<core::Object> aObject; | 
 |   self::A<core::num?> aNumNullable; | 
 |   self::A<core::int?> aIntNullable; | 
 |   self::A<Null> aNull; | 
 |   (core::Object) → dynamic fArgumentObject; | 
 |   (core::num?) → dynamic fArgumentNumNullable; | 
 |   (core::int?) → dynamic fArgumentIntNullable; | 
 |   (Null) → dynamic fArgumentNull; | 
 |   () → core::Object fReturnObject; | 
 |   () → core::num? fReturnNumNullable; | 
 |   () → core::int? fReturnIntNullable; | 
 |   () → Null fReturnNull; | 
 |   (core::Object) → core::Object fBothObject; | 
 |   (core::num?) → core::num? fBothNumNullable; | 
 |   (core::int?) → core::int? fBothIntNullable; | 
 |   (Null) → Null fBothNull; | 
 |   () → dynamic fNowhereObject; | 
 |   () → dynamic fNowhereNumNullable; | 
 |   () → dynamic fNowhereIntNullable; | 
 |   () → dynamic fNowhereNull; | 
 |   (core::Object?) → dynamic fArgumentObjectNullable; | 
 |   (dynamic) → dynamic fArgumentDynamic; | 
 |   (void) → dynamic fArgumentVoid; | 
 |   self::A<core::Object?> aObjectNullable; | 
 |   self::A<dynamic> aDynamic; | 
 |   self::A<void> aVoid; | 
 |   self::A<core::num> aNum; | 
 |   self::A<core::int> aInt; | 
 |   self::A<Never> aNever; | 
 |   (core::num) → dynamic fArgumentNum; | 
 |   (core::int) → dynamic fArgumentInt; | 
 |   (Never) → dynamic fArgumentNever; | 
 |   () → core::Object? fReturnObjectNullable; | 
 |   () → dynamic fReturnDynamic; | 
 |   () → void fReturnVoid; | 
 |   () → core::num fReturnNum; | 
 |   () → core::int fReturnInt; | 
 |   () → Never fReturnNever; | 
 |   (core::Object?) → core::Object? fBothObjectNullable; | 
 |   (dynamic) → dynamic fBothDynamic; | 
 |   (void) → void fBothVoid; | 
 |   (core::num) → core::num fBothNum; | 
 |   (core::int) → core::int fBothInt; | 
 |   (Never) → Never fBothNever; | 
 |   () → dynamic fNowhereObjectNullable; | 
 |   () → dynamic fNowhereDynamic; | 
 |   () → dynamic fNowhereVoid; | 
 |   () → dynamic fNowhereNum; | 
 |   () → dynamic fNowhereInt; | 
 |   () → dynamic fNowhereNever; | 
 | } | 
 | static method main() → dynamic {} |