tweaks: drop a condition that has been made redundant two commits ago

src/nano.h

@@ -622,7 +622,6 @@ enum
 #define WAS_FINAL_BACKSPACE   (1<<1)
 #define WAS_WHOLE_LINE        (1<<2)
 #define WAS_FINAL_LINE        (1<<3)
-/* The flags for the mark need to be the highest. */
 #define MARK_WAS_SET          (1<<4)
 #define WAS_MARKED_FORWARD    (1<<5)
 #endif /* !NANO_TINY */

src/text.c

@@ -1298,8 +1298,7 @@ void add_undo(undo_type action)
 	if (u != NULL && action == openfile->last_action && action == u->type &&
 					openfile->current->lineno == u->mark_begin_lineno &&
 					((action == ADD && u->mark_begin_x == openfile->current_x) ||
-					(action == CUT && u->xflags < MARK_WAS_SET &&
-					keeping_cutbuffer())))
+					(action == CUT && keeping_cutbuffer())))
 		return;
 
 	/* Blow away newer undo items if we add somewhere in the middle. */