3 files changed, 6 insertions, 2 deletions
diff --git a/gfx/harfbuzz/src/OT/glyf/CompositeGlyph.hh b/gfx/harfbuzz/src/OT/glyf/CompositeGlyph.hh
index 60858a5a58..5c0ecd5133 100644
--- a/gfx/harfbuzz/src/OT/glyf/CompositeGlyph.hh
+++ b/gfx/harfbuzz/src/OT/glyf/CompositeGlyph.hh
@@ -240,7 +240,8 @@ struct CompositeGlyphRecord
     }
     if (is_anchored ()) tx = ty = 0;
 
-    trans.init ((float) tx, (float) ty);
+    /* set is_end_point flag to true, used by IUP delta optimization */
+    trans.init ((float) tx, (float) ty, true);
 
     {
       const F2DOT14 *points = (const F2DOT14 *) p;
diff --git a/gfx/harfbuzz/src/OT/glyf/Glyph.hh b/gfx/harfbuzz/src/OT/glyf/Glyph.hh
index 5ea611948f..69a0b625c7 100644
--- a/gfx/harfbuzz/src/OT/glyf/Glyph.hh
+++ b/gfx/harfbuzz/src/OT/glyf/Glyph.hh
@@ -103,6 +103,9 @@ struct Glyph
     }
   }
 
+  bool is_composite () const
+  { return type == COMPOSITE; }
+
   bool get_all_points_without_var (const hb_face_t *face,
                                    contour_point_vector_t &points /* OUT */) const
   {
diff --git a/gfx/harfbuzz/src/OT/glyf/glyf-helpers.hh b/gfx/harfbuzz/src/OT/glyf/glyf-helpers.hh
index d0a5a132f0..f157bf0020 100644
--- a/gfx/harfbuzz/src/OT/glyf/glyf-helpers.hh
+++ b/gfx/harfbuzz/src/OT/glyf/glyf-helpers.hh
@@ -38,7 +38,7 @@ _write_loca (IteratorIn&& it,
 
     unsigned padded_size = *it++;
     offset += padded_size;
-    DEBUG_MSG (SUBSET, nullptr, "loca entry gid %u offset %u padded-size %u", gid, offset, padded_size);
+    DEBUG_MSG (SUBSET, nullptr, "loca entry gid %" PRIu32 " offset %u padded-size %u", gid, offset, padded_size);
     value = offset >> right_shift;
     *dest++ = value;