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

class A extends core::Object {
  field core::int m;
  constructor •() → void
    : self::A::m = 1, super core::Object::•()
    ;
  constructor foo() → void
    : self::A::m = 2, super core::Object::•()
    ;
  method foo(core::int a, core::int b) → core::int
    return a.+(b.*(this.{self::A::m}));
}
static method test() → dynamic {
  new self::A::•().foo();
  new self::A::•().foo(1, 2);
  new self::A::foo();
  throw new core::NoSuchMethodError::withInvocation(null, new core::_InvocationMirror::_withType(#foo, 32, const <core::Type>[], core::List::unmodifiable<dynamic>(<dynamic>[1, 2]), core::Map::unmodifiable<core::Symbol, dynamic>(const <core::Symbol, dynamic>{})));
}
static method main() → dynamic {}
