Fix bug 705

diff --git a/lib/common/splines.c b/lib/common/splines.c
index 1d0db95e41bf87ef3a3eeca956e047d8d72b9fd0..7a261956b46a4bb3ed07a77b76ad506540f9a023 100644 (file)
--- a/lib/common/splines.c
+++ b/lib/common/splines.c
@@ -254,6 +254,8 @@ clip_and_install(edge_t * fe, edge_t * le, point * ps, int pn,
     int start, end, i, clipTail, clipHead;
     graph_t *g;
     edge_t *orig;
+    box* tbox;
+    box* hbox;
     inside_t inside_context;
 
     tn = fe->tail;
@@ -273,16 +275,20 @@ clip_and_install(edge_t * fe, edge_t * le, point * ps, int pn,
     if (tn == orig->tail) {
        clipTail = ED_tail_port(orig).clip;
        clipHead = ED_head_port(orig).clip;
+       tbox = ED_tail_port(orig).bp;
+       hbox = ED_head_port(orig).bp;
     }
     else { /* fe and orig are reversed */
        clipTail = ED_head_port(orig).clip;
        clipHead = ED_tail_port(orig).clip;
+       hbox = ED_tail_port(orig).bp;
+       tbox = ED_head_port(orig).bp;
     }
 
     /* spline may be interior to node */
     if(clipTail && ND_shape(tn) && ND_shape(tn)->fns->insidefn) {
        inside_context.s.n = tn;
-       inside_context.s.bp = ED_tail_port(orig).bp;
+       inside_context.s.bp = tbox;
        for (start = 0; start < pn - 4; start += 3) {
            p2.x = ps[start + 3].x - ND_coord_i(tn).x;
            p2.y = ps[start + 3].y - ND_coord_i(tn).y;
@@ -294,7 +300,7 @@ clip_and_install(edge_t * fe, edge_t * le, point * ps, int pn,
        start = 0;
     if(clipHead && ND_shape(hn) && ND_shape(hn)->fns->insidefn) {
        inside_context.s.n = hn;
-       inside_context.s.bp = ED_head_port(orig).bp;
+       inside_context.s.bp = hbox;
        for (end = pn - 4; end > 0; end -= 3) {
            p2.x = ps[end].x - ND_coord_i(hn).x;
            p2.y = ps[end].y - ND_coord_i(hn).y;