message: add back SC_NSIZES now that most things seem to be working
diff: @@ -338,7 +338,7 @@ struct sc_data_s {
  /* True if the sc_data_t has been initialized (for debugging only). */
  bool initialized;
  - sc_t sc[];
  + sc_t sc[SC_NSIZES];
  };
  size_t reg_size_compute(int lg_base, int lg_delta, int ndelta);
  