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

typedef F<X extends core::num> = self::A<X>;
typedef G<unrelated Y extends core::Object? = dynamic> = self::A<core::int>;
typedef H<X extends core::Object? = dynamic, unrelated Y extends core::Object? = dynamic> = self::A<X%>;
class A<T extends core::Object? = dynamic> extends core::Object {
  synthetic constructor •() → self::A<self::A::T%>
    : super core::Object::•()
    ;
}
static final field core::bool inSoundMode = !(<core::int?>[] is{ForNonNullableByDefault} core::List<core::int>);
static const field () → self::A<core::int> f1a = #C2;
static const field () → self::A<core::int> f1b = #C2;
static const field () → self::A<core::int> f1c = #C2;
static const field () → self::A<core::int> g1a = #C2;
static const field () → self::A<core::int> g1b = #C2;
static const field () → self::A<core::int> g1c = #C2;
static const field () → self::A<core::int> h1a = #C2;
static const field () → self::A<core::int> h1b = #C2;
static const field () → self::A<core::int> h1c = #C2;
static method main() → dynamic {
  self::test<core::int>();
  core::identical(#C2, #C2);
  core::identical(#C2, #C2);
  core::identical(#C2, #C2);
  core::identical(#C2, #C2);
  core::identical(#C2, #C2);
  core::identical(#C2, #C2);
}
static method test<T extends core::num>() → dynamic {
  () → self::A<self::test::T> f2a = #C1<self::test::T>;
  () → self::A<self::test::T> f2b = #C1<self::test::T>;
  () → self::A<self::test::T> f2c = #C1<self::test::T>;
  () → self::A<core::int> g2a = #C2;
  () → self::A<core::int> g2b = #C2;
  () → self::A<core::int> g2c = #C2;
  () → self::A<self::test::T> h2a = #C1<self::test::T>;
  () → self::A<self::test::T> h2b = #C1<self::test::T>;
  () → self::A<self::test::T> h2c = #C1<self::test::T>;
  self::expect(#C2, g2a);
  self::expect(g2a, g2b);
  if(self::inSoundMode) {
    self::expect(g2a, g2c);
  }
}
static method expect(dynamic expected, dynamic actual) → dynamic {
  if(!(expected =={core::Object::==}{(core::Object) → core::bool} actual))
    throw "Expected ${expected}, actual ${actual}";
}

constants  {
  #C1 = constructor-tearoff self::A::•
  #C2 = instantiation #C1 <core::int>
}