.

wcfs/δbtail.go

@@ -803,6 +803,9 @@ func diffT(ctx context.Context, A, B *Tree, δZTC SetOid, trackIdx map[zodb.Oid]
 				continue
 			}
 
+			// XXX tree with embedded bucket
+
+
 			// a is normal tree - expand it and queue children
 			// check for each children whether it can be skipped
 			// XXX if a is ø tree
@@ -879,13 +882,17 @@ func diffT(ctx context.Context, A, B *Tree, δZTC SetOid, trackIdx map[zodb.Oid]
 	// * -B23, which queues B.3 and leads to
 	// * +B23, ...
 	tracef("\nphase 2:\n")
-	for len(Bkqueue) > 0 {
+	for {
 		tracef("\n")
 		tracef("  av: %s\n", Av)
 		tracef("  bv: %s\n", Bv)
 
 		tracef("\n")
 		tracef("  Bkq: %s\n", Bkqueue)
+		if len(Bkqueue) == 0 {
+			break
+		}
+
 		for k := range Bkqueue {
 			b, err := Bv.GetToLeaf(ctx, k);  /*X*/if err != nil { return nil, err }
 			tracef("  B k%d -> %s\n", k, b)