/* Scan forward from CHARPOS in the current buffer, until we find a
stop position > current IT's position. Then handle the stop
position before that. This is called when we bump into a stop
- position while reordering bidirectional text. */
+ position while reordering bidirectional text. CHARPOS should be
+ the last previously processed stop_pos (or BEGV, if none were
+ processed yet) whose position is less that IT's current
+ position. */
static void
handle_stop_backwards (it, charpos)