library /*isNonNullableByDefault*/;
import self as self;
import "dart:core" as core;

typedef ContraFunction<contravariant T extends core::Object? = dynamic> = (T%) → void;
typedef InvFunction<invariant T extends core::Object? = dynamic> = (T%) → T%;
class Contravariant<contravariant T extends core::Object? = dynamic> extends core::Object {
  synthetic constructor •() → self::Contravariant<self::Contravariant::T%>
    ;
}
class Invariant<invariant T extends core::Object? = dynamic> extends core::Object {
  synthetic constructor •() → self::Invariant<self::Invariant::T%>
    ;
}
class A<contravariant T extends core::Object? = dynamic, U extends core::Object? = dynamic, V extends core::Object? = dynamic> extends core::Object {
  final field (self::A::T%) →? void field;
  synthetic constructor •() → self::A<self::A::T%, self::A::U%, self::A::V%>
    ;
  method method(self::A::T% t, (self::A::U%) → void u, covariant-by-class self::A::V% v) → void
    ;
  method method2(self::A::T% x, [self::A::T? y]) → void
    ;
  set x(self::A::T% t) → void
    ;
  get mapContra() → core::Map<self::A::U%, self::Contravariant<self::A::V%>>
    ;
  get mapContraFn() → core::Map<self::A::U%, (self::A::V%) → void>
    ;
  get mapInv() → core::Map<self::A::U%, self::Invariant<self::A::V%>>
    ;
  get mapInvFn() → core::Map<self::A::U%, (self::A::V%) → self::A::V%>
    ;
}
class B<invariant T extends core::Object? = dynamic> extends core::Object {
  field self::B::T? x;
  synthetic constructor •() → self::B<self::B::T%>
    ;
  method method(self::B::T% x) → self::B::T%
    ;
  set y(self::B::T% x) → void
    ;
}
class C<contravariant T extends core::Object? = dynamic> extends core::Object {
  final field (self::C::T%) →? void field;
  synthetic constructor •() → self::C<self::C::T%>
    ;
  method method(self::C::T% x, [self::C::T? y]) → void
    ;
  set x(self::C::T% t) → void
    ;
}
abstract class D<T extends core::Object? = dynamic> extends core::Object {
  synthetic constructor •() → self::D<self::D::T%>
    ;
  abstract method method(covariant-by-class self::D::T% x) → core::int;
}
class E<invariant T extends core::Object? = dynamic> extends core::Object {
  final field (self::E::T%) → void f;
  constructor •((self::E::T%) → void f) → self::E<self::E::T%>
    ;
  method method(self::E::T% x) → core::int
    ;
}
class F<invariant T extends core::Object? = dynamic> extends self::E<self::F::T%> implements self::D<self::F::T%> {
  constructor •((self::F::T%) → void f) → self::F<self::F::T%>
    ;
  forwarding-stub method method(covariant-by-class self::F::T% x) → core::int
    return super.{self::E::method}(x);
}
class NoSuchMethod<invariant T extends core::Object? = dynamic> extends core::Object implements self::B<self::NoSuchMethod::T%> {
  synthetic constructor •() → self::NoSuchMethod<self::NoSuchMethod::T%>
    ;
  method noSuchMethod(core::Invocation _) → dynamic
    ;
  no-such-method-forwarder get x() → self::NoSuchMethod::T?
    return this.{self::NoSuchMethod::noSuchMethod}(new core::_InvocationMirror::_withType(#x, 1, const <core::Type*>[], const <dynamic>[], core::Map::unmodifiable<core::Symbol*, dynamic>(const <core::Symbol*, dynamic>{}))){(core::Invocation) → dynamic} as{TypeError,ForDynamic,ForNonNullableByDefault} self::NoSuchMethod::T?;
  no-such-method-forwarder method method(self::NoSuchMethod::T% x) → self::NoSuchMethod::T%
    return this.{self::NoSuchMethod::noSuchMethod}(new core::_InvocationMirror::_withType(#method, 0, const <core::Type*>[], core::List::unmodifiable<dynamic>(<dynamic>[x]), core::Map::unmodifiable<core::Symbol*, dynamic>(const <core::Symbol*, dynamic>{}))){(core::Invocation) → dynamic} as{TypeError,ForDynamic,ForNonNullableByDefault} self::NoSuchMethod::T%;
  no-such-method-forwarder set y(self::NoSuchMethod::T% x) → void
    return this.{self::NoSuchMethod::noSuchMethod}(new core::_InvocationMirror::_withType(#y=, 2, const <core::Type*>[], core::List::unmodifiable<dynamic>(<dynamic>[x]), core::Map::unmodifiable<core::Symbol*, dynamic>(const <core::Symbol*, dynamic>{}))){(core::Invocation) → dynamic};
  no-such-method-forwarder set x(self::NoSuchMethod::T? value) → void
    return this.{self::NoSuchMethod::noSuchMethod}(new core::_InvocationMirror::_withType(#x=, 2, const <core::Type*>[], core::List::unmodifiable<dynamic>(<dynamic>[value]), core::Map::unmodifiable<core::Symbol*, dynamic>(const <core::Symbol*, dynamic>{}))){(core::Invocation) → dynamic};
}
static method main() → dynamic
  ;
static method expect(dynamic expected, dynamic actual) → dynamic
  ;


Extra constant evaluation status:
Evaluated: SymbolLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:22:6 -> SymbolConstant(#x)
Evaluated: ListLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:22:6 -> ListConstant(const <Type*>[])
Evaluated: ListLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:22:6 -> ListConstant(const <dynamic>[])
Evaluated: MapLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:22:6 -> MapConstant(const <Symbol*, dynamic>{})
Evaluated: SymbolLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:23:5 -> SymbolConstant(#method)
Evaluated: ListLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:23:5 -> ListConstant(const <Type*>[])
Evaluated: MapLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:23:5 -> MapConstant(const <Symbol*, dynamic>{})
Evaluated: SymbolLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:24:12 -> SymbolConstant(#y=)
Evaluated: ListLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:24:12 -> ListConstant(const <Type*>[])
Evaluated: MapLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:24:12 -> MapConstant(const <Symbol*, dynamic>{})
Evaluated: SymbolLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:22:6 -> SymbolConstant(#x=)
Evaluated: ListLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:22:6 -> ListConstant(const <Type*>[])
Evaluated: MapLiteral @ org-dartlang-testcase:///generic_covariance_sound_variance.dart:22:6 -> MapConstant(const <Symbol*, dynamic>{})
Extra constant evaluation: evaluated: 42, effectively constant: 13