roll harfbuzz 0d2c2f238bf0a847ecd55a70cc0f081f18a053ac:d457e3f0ff9b27616a34e4cc110d3edbf8796841

third_party/harfbuzz-ng/src/hb-ot-font.cc

 /*
  * Copyright © 2011,2014  Google, Inc.
  *
  *  This is part of HarfBuzz, a text shaping library.
  *
  * Permission is hereby granted, without written agreement and without
  * license or royalty fees, to use, copy, modify, and distribute this
  * software and its documentation for any purpose, provided that the
  * above copyright notice and the following two paragraphs appear in
  * all copies of this software.
@@ skipping 63 matching lines @@
     return NULL;
   }
   ot_font->hmtx = OT::Sanitizer<OT::hmtx>::lock_instance (ot_font->hmtx_blob);
 
   ot_font->cmap_blob = OT::Sanitizer<OT::cmap>::sanitize (font->face->reference_table (HB_OT_TAG_cmap));
   const OT::cmap *cmap = OT::Sanitizer<OT::cmap>::lock_instance (ot_font->cmap_blob);
   const OT::CmapSubtable *subtable = NULL;
   const OT::CmapSubtable *subtable_uvs = NULL;
 
   /* 32-bit subtables. */
+  if (!subtable) subtable = cmap->find_subtable (3, 10);
   if (!subtable) subtable = cmap->find_subtable (0, 6);
   if (!subtable) subtable = cmap->find_subtable (0, 4);
-  if (!subtable) subtable = cmap->find_subtable (3, 10);
   /* 16-bit subtables. */
+  if (!subtable) subtable = cmap->find_subtable (3, 1);
   if (!subtable) subtable = cmap->find_subtable (0, 3);
-  if (!subtable) subtable = cmap->find_subtable (3, 1);
+  if (!subtable) subtable = cmap->find_subtable (0, 2);
+  if (!subtable) subtable = cmap->find_subtable (0, 1);
+  if (!subtable) subtable = cmap->find_subtable (0, 0);
   /* Meh. */
   if (!subtable) subtable = &OT::Null(OT::CmapSubtable);
 
   /* UVS subtable. */
   if (!subtable_uvs) subtable_uvs = cmap->find_subtable (0, 5);
   /* Meh. */
   if (!subtable_uvs) subtable_uvs = &OT::Null(OT::CmapSubtable);
 
   ot_font->cmap = subtable;
   ot_font->cmap_uvs = subtable_uvs;
@@ skipping 180 matching lines @@
 {
   hb_ot_font_t *ot_font = _hb_ot_font_create (font);
   if (unlikely (!ot_font))
     return;
 
   hb_font_set_funcs (font,
                      _hb_ot_get_font_funcs (),
                      ot_font,
                      (hb_destroy_func_t) _hb_ot_font_destroy);
 }