class C {
  C(int x, int y, {int z = 42}) {}
  C.named1(int x, int y, int z) : this(x, y, z: z);
  C.named2(int x, int y, int z) : this(x, z: z, y);
  C.named3(int x, int y, int z) : this(z: z, x, y);
  String log = "";
}

expect(expected, actual) {}
main() {}