Minor
diff --git a/src/hb-ot-shape-fallback.cc b/src/hb-ot-shape-fallback.cc
index b0dcc75..aa6239c 100644
--- a/src/hb-ot-shape-fallback.cc
+++ b/src/hb-ot-shape-fallback.cc
@@ -263,15 +263,13 @@
if (this_combining_class != last_combining_class)
cluster_extents = base_extents;
- position_mark (plan, font, buffer, base_extents, i, this_combining_class);
+ position_mark (plan, font, buffer, cluster_extents, i, this_combining_class);
buffer->pos[i].x_advance = 0;
buffer->pos[i].y_advance = 0;
buffer->pos[i].x_offset += x_offset;
buffer->pos[i].y_offset += y_offset;
- /* combine cluster extents. */
-
last_combining_class = this_combining_class;
} else {
if (HB_DIRECTION_IS_FORWARD (buffer->props.direction)) {
