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

class A1 extends core::Object {
  final field core::int foo;
  constructor •(core::int foo) → self::A1
    : self::A1::foo = foo, super core::Object::•()
    ;
  constructor named(core::int foo) → self::A1
    : self::A1::foo = foo, super core::Object::•()
    ;
  constructor named2(core::int foo) → self::A1
    : self::A1::foo = foo, super core::Object::•()
    ;
  constructor named3({required core::int foo = #C1}) → self::A1
    : self::A1::foo = foo, super core::Object::•()
    ;
}
class B1 extends self::A1 {
  constructor •(core::int foo) → self::B1
    : super self::A1::•(foo)
    ;
  constructor named(core::int foo) → self::B1
    : super self::A1::named(foo)
    ;
  constructor named2(core::int foo) → self::B1
    : super self::A1::named2(foo)
    ;
  constructor named3({required dynamic foo = #C1}) → self::B1
    : super self::A1::named3(foo: foo as{TypeError,ForDynamic,ForNonNullableByDefault} core::int)
    ;
}
class A2 extends core::Object {
  final field core::int foo;
  final field core::String bar;
  constructor •({required core::int foo = #C1, required core::String bar = #C1}) → self::A2
    : self::A2::foo = foo, self::A2::bar = bar, super core::Object::•()
    ;
}
class B2 extends self::A2 {
  constructor •({required core::String bar = #C1, required core::int foo = #C1}) → self::B2
    : super self::A2::•(bar: bar, foo: foo)
    ;
}
static method main() → dynamic {}

constants  {
  #C1 = null
}