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

class C<T extends core::Object? = dynamic> extends core::Object /*hasConstConstructor*/  {
  const constructor •() → self::C<self::C::T%>
    : super core::Object::•()
    ;
}
static method f<T extends core::Object? = dynamic>() → self::f::T%
  ;
static method test(self::C<core::int> x) → void
  ;
static method main() → dynamic
  ;