void main() {}

class C {
  late int a;
  late final int b;
  late int c = -1;
  late final int d = -1;
}

var c = C();
void testUninitializedNonFinalInstanceField() {}
void testUninitializedFinalInstanceField() {}
void testInitializedNonFinalInstanceField() {}
void testInitializedFinalInstanceField() {}