[sfnt] Fix `face_index' value in `FT_Face' for named instances.

* src/sfnt/sfobjc.s (sfnt_init_face): Don't strip off higher 16bits.

ChangeLog

@@ -1,3 +1,9 @@
+2016-07-14  Werner Lemberg  <wl@gnu.org>
+
+	[sfnt] Fix `face_index' value in `FT_Face' for named instances.
+
+	* src/sfnt/sfobjc.s (sfnt_init_face): Don't strip off higher 16bits.
+
 2016-07-14  Werner Lemberg  <wl@gnu.org>
 
 	* src/truetype/ttgxvar.c (TT_Vary_Apply_Glyph_Deltas): Fix tracing.

docs/CHANGES

@@ -1,4 +1,16 @@
 
+CHANGES BETWEEN 2.6.5 and 2.7
+
+  I. IMPORTANT BUG FIXES
+
+    - After  loading a  named instance  of  a GX  variation font,  the
+      `face_index'  value  in  the returned  `FT_Face'  structure  now
+      correctly holds the named instance  index in the upper 16bits as
+      documented.
+
+
+======================================================================
+
 CHANGES BETWEEN 2.6.4 and 2.6.5
 
   I. IMPORTANT BUG FIXES

src/sfnt/sfobjs.c

@@ -977,7 +977,7 @@
 #endif
 
     face->root.num_faces  = face->ttc_header.count;
-    face->root.face_index = face_index;
+    face->root.face_index = face_instance_index;
 
     return error;
   }