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

class A extends core::Object {
  synthetic constructor •() → self::A
    : super core::Object::•()
    ;
  method m(core::int n) → void {}
}
abstract class I extends core::Object {
  synthetic constructor •() → self::I
    : super core::Object::•()
    ;
  abstract method m(covariant-by-declaration core::num n) → void;
}
class C extends self::A implements self::I {
  synthetic constructor •() → self::C
    : super self::A::•()
    ;
  forwarding-stub method m(covariant-by-declaration core::num n) → void
    return super.{self::A::m}(n as core::int);
}
static method main() → void {
  self::throws(() → void => (new self::C::•() as dynamic){dynamic}.m(1.1));
}
static method throws(() → void f) → dynamic {
  try {
    f(){() → void};
  }
  on core::Object catch(final core::Object e) {
    core::print(e);
    return;
  }
  throw "Exception expected";
}