| library; | 
 | import self as self; | 
 | import "dart:core" as core; | 
 |  | 
 | class C extends core::Object { | 
 |   synthetic constructor •() → self::C* | 
 |     : super core::Object::•() | 
 |     ; | 
 |   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 | 
 | } | 
 | extension E on self::C* { | 
 |   method f = self::E|f; | 
 |   tearoff f = self::E|get#f; | 
 | } | 
 | static method E|f(lowered final self::C* #this, core::String* b) → void {} | 
 | static method E|get#f(lowered final self::C* #this) → (core::String*) →* void | 
 |   return (core::String* b) → void => self::E|f(#this, b); | 
 | static method main() → void { | 
 |   dynamic b = "456"; | 
 |   self::C* c = new self::C::•(); | 
 |   self::E|f(c, b as{TypeError,ForDynamic} core::String*); | 
 | } |