- if (! (Tie::head (her, LEFT) && Tie::head (her, RIGHT)))
- warning (_ ("lonely tie"));
-
- Direction d = LEFT;
- Drul_array<Grob *> new_head_drul;
- new_head_drul[LEFT] = Tie::head (her, LEFT);
- new_head_drul[RIGHT] = Tie::head (her, RIGHT);
- do
+ Grob *left_head = Tie::head (her, LEFT);
+ Grob *right_head = Tie::head (her, RIGHT);
+
+ if (!left_head || !right_head)