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

class I extends core::Object {
  constructor •() → void
    : super core::Object::•()
    ;
  operator unary-() → core::bool
    return true;
}
abstract class C extends core::Object implements self::I {
  constructor •() → void
    : super core::Object::•()
    ;
}
static field self::C c;
static field core::bool x = self::c.{self::I::unary-}();
static method main() → dynamic {
  self::c;
}