library;
//
// Problems in library:
//
// pkg/front_end/testcases/general_nnbd_opt_out/type_variable_as_super.dart:7:16: Error: The type variable 'T' can't be used as supertype.
// abstract class A<T> extends T {}
//                ^
//
// pkg/front_end/testcases/general_nnbd_opt_out/type_variable_as_super.dart:9:16: Error: The type variable 'T' can't be used as supertype.
// abstract class B<T> extends T {
//                ^
//
// pkg/front_end/testcases/general_nnbd_opt_out/type_variable_as_super.dart:13:7: Error: The type variable 'T' can't be used as supertype.
// class C<T> extends T {}
//       ^
//
// pkg/front_end/testcases/general_nnbd_opt_out/type_variable_as_super.dart:16:7: Error: The class 'A' is abstract and can't be instantiated.
//   new A();
//       ^
//
// pkg/front_end/testcases/general_nnbd_opt_out/type_variable_as_super.dart:17:7: Error: The class 'B' is abstract and can't be instantiated.
//   new B();
//       ^
//
import self as self;
import "dart:core" as core;

abstract class A<T extends core::Object* = dynamic> extends core::Object {
  synthetic constructor •() → self::A<self::A::T*>*
    : super core::Object::•()
    ;
  abstract member-signature get _identityHashCode() → core::int*;
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*;
  abstract member-signature operator ==(dynamic other) → core::bool*;
  abstract member-signature get hashCode() → core::int*;
  abstract member-signature method toString() → core::String*;
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic;
  abstract member-signature get runtimeType() → core::Type*;
}
abstract class B<T extends core::Object* = dynamic> extends core::Object {
  constructor •() → self::B<self::B::T*>*
    : super core::Object::•()
    ;
  abstract member-signature get _identityHashCode() → core::int*;
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*;
  abstract member-signature operator ==(dynamic other) → core::bool*;
  abstract member-signature get hashCode() → core::int*;
  abstract member-signature method toString() → core::String*;
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic;
  abstract member-signature get runtimeType() → core::Type*;
}
class C<T extends core::Object* = dynamic> extends core::Object {
  synthetic constructor •() → self::C<self::C::T*>*
    : super core::Object::•()
    ;
  abstract member-signature get _identityHashCode() → core::int*;
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*;
  abstract member-signature operator ==(dynamic other) → core::bool*;
  abstract member-signature get hashCode() → core::int*;
  abstract member-signature method toString() → core::String*;
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic;
  abstract member-signature get runtimeType() → core::Type*;
}
static method main() → dynamic {
  throw new core::AbstractClassInstantiationError::•("A");
  throw new core::AbstractClassInstantiationError::•("B");
  new self::C::•<dynamic>();
}