/* Ensure that tbytes and xbytes*num_states cannot overflow, and that
* they don't contribute more than 1/8 of SIZE_MAX to total_bytes. */
if (num_tags > SIZE_MAX/(8 * sizeof(regoff_t) * tnfa->num_states))
/* Ensure that tbytes and xbytes*num_states cannot overflow, and that
* they don't contribute more than 1/8 of SIZE_MAX to total_bytes. */
if (num_tags > SIZE_MAX/(8 * sizeof(regoff_t) * tnfa->num_states))