message: rotating_light: fixing last warning in
diff: @@ -6656,7 +6656,7 @@ class serializer
  return;
  }
  - const bool is_negative = std::is_same<NumberType, number_integer_t>::value and (x < 0);
  + const bool is_negative = (x <= 0) and (x != 0); // see issue #755
  std::size_t i = 0;
  while (x != 0)
  