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

class A extends core::Object {
  synthetic constructor •() → self::A
    : super core::Object::•()
    ;
}
class B extends self::A {
  synthetic constructor •() → self::B
    : super self::A::•()
    ;
  operator +(self::C v) → self::B
    return throw "";
  operator -(core::int i) → self::B
    return throw "";
  operator *(self::B v) → self::B
    return throw "";
  operator &(self::A v) → self::C
    return throw "";
}
class C extends self::B {
  synthetic constructor •() → self::C
    : super self::B::•()
    ;
}
class Test extends core::Object {
  field self::B member = throw "";
  field self::B? member2 = null;
  synthetic constructor •() → self::Test
    : super core::Object::•()
    ;
  static method test(self::Test? t) → void {
    let final self::Test? #t1 = t in #t1 == null ?{self::B?} null : #t1{self::Test}.{self::Test::member} = self::f<self::B>();
    let final self::Test? #t2 = t in #t2 == null ?{self::B?} null : #t2.{self::Test::member2}{self::B?} == null ?{self::B?} #t2.{self::Test::member2} = self::f<self::B?>() : null;
    let final self::Test? #t3 = t in #t3 == null ?{self::B?} null : #t3.{self::Test::member} = #t3.{self::Test::member}{self::B}.{self::B::+}(self::f<self::C>()){(self::C) → self::B};
    let final self::Test? #t4 = t in #t4 == null ?{self::B?} null : #t4.{self::Test::member} = #t4.{self::Test::member}{self::B}.{self::B::*}(self::f<self::B>()){(self::B) → self::B};
    let final self::Test? #t5 = t in #t5 == null ?{self::C?} null : #t5.{self::Test::member} = #t5.{self::Test::member}{self::B}.{self::B::&}(self::f<self::A>()){(self::A) → self::C};
    let final self::Test? #t6 = t in #t6 == null ?{self::B?} null : let final self::B #t7 = #t6.{self::Test::member}{self::B}.{self::B::-}(1){(core::int) → self::B} in let final void #t8 = #t6.{self::Test::member} = #t7 in #t7;
    let final self::Test? #t9 = t in #t9 == null ?{self::B?} null : #t9.{self::Test::member} = #t9.{self::Test::member}{self::B}.{self::B::-}(1){(core::int) → self::B};
    self::B? v1 = let final self::Test? #t10 = t in #t10 == null ?{self::B?} null : #t10{self::Test}.{self::Test::member} = self::f<self::B>();
    self::B? v2 = let final self::Test? #t11 = t in #t11 == null ?{self::B?} null : let final self::B? #t12 = #t11.{self::Test::member2}{self::B?} in #t12 == null ?{self::B?} #t11.{self::Test::member2} = self::f<self::B?>() : #t12{self::B};
    self::B? v3 = let final self::Test? #t13 = t in #t13 == null ?{self::B?} null : let final self::B #t14 = #t13.{self::Test::member}{self::B}.{self::B::+}(self::f<self::C>()){(self::C) → self::B} in let final void #t15 = #t13.{self::Test::member} = #t14 in #t14;
    self::B? v4 = let final self::Test? #t16 = t in #t16 == null ?{self::B?} null : let final self::B #t17 = #t16.{self::Test::member}{self::B}.{self::B::*}(self::f<self::B>()){(self::B) → self::B} in let final void #t18 = #t16.{self::Test::member} = #t17 in #t17;
    self::C? v5 = let final self::Test? #t19 = t in #t19 == null ?{self::C?} null : let final self::C #t20 = #t19.{self::Test::member}{self::B}.{self::B::&}(self::f<self::A>()){(self::A) → self::C} in let final void #t21 = #t19.{self::Test::member} = #t20 in #t20;
    self::B? v6 = let final self::Test? #t22 = t in #t22 == null ?{self::B?} null : let final self::B #t23 = #t22.{self::Test::member}{self::B}.{self::B::-}(1){(core::int) → self::B} in let final void #t24 = #t22.{self::Test::member} = #t23 in #t23;
    self::B? v7 = let final self::Test? #t25 = t in #t25 == null ?{self::B?} null : let final self::B #t26 = #t25.{self::Test::member}{self::B} in let final void #t27 = #t25.{self::Test::member} = #t26.{self::B::-}(1){(core::int) → self::B} in #t26;
  }
}
static method f<T extends core::Object? = dynamic>() → self::f::T%
  return throw "";
static method main() → dynamic {}