library test;
import self as self;
import "dart:core" as core;

abstract class I<T extends core::Object* = dynamic> extends core::Object {
  synthetic constructor •() → self::I<self::I::T*>*
    : super core::Object::•()
    ;
  abstract method f1(covariant-by-class self::I::T* x) → void;
  abstract method f2(covariant-by-class self::I::T* x) → void;
  abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse
  abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::==
  abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode
  abstract member-signature method toString() → core::String*; -> core::Object::toString
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod
  abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType
}
class C<U extends core::Object* = dynamic> extends core::Object implements self::I<core::int*> {
  synthetic constructor •() → self::C<self::C::U*>*
    : super core::Object::•()
    ;
  method f1(covariant-by-class core::int* x) → void {}
  method f2(covariant-by-class core::int* x, [covariant-by-class self::C::U* y = #C1]) → void {}
  abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse
  abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::==
  abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode
  abstract member-signature method toString() → core::String*; -> core::Object::toString
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod
  abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType
}
class D<U extends core::Object* = dynamic> extends self::C<self::D::U*> {
  synthetic constructor •() → self::D<self::D::U*>*
    : super self::C::•()
    ;
  method f1(covariant-by-class core::int* x) → void {}
  method f2(covariant-by-class core::int* x, [covariant-by-class self::D::U* y = #C1]) → void {}
}
static method g1(self::C<core::num*>* c) → void {
  c.{self::C::f1}(1){(core::int*) →* void};
}
static method g2(self::I<core::num*>* i) → void {
  i.{self::I::f1}(1.5){(core::num*) →* void};
}
static method g3(self::C<core::num*>* c) → void {
  c.{self::C::f2}(1, 1.5){(core::int*, [core::num*]) →* void};
}
static method g4(self::D<core::num*>* d) → void {
  d.{self::D::f1}(1){(core::int*) →* void};
}
static method g5(self::D<core::num*>* d) → void {
  d.{self::D::f2}(1, 1.5){(core::int*, [core::num*]) →* void};
}
static method test() → void {
  self::g2(new self::C::•<core::num*>());
}
static method main() → void {}

constants  {
  #C1 = null
}