Roll HarfBuzz to 1.1.3

third_party/harfbuzz-ng/src/hb-ot-map-private.hh

 /*
  * Copyright © 2009,2010  Red Hat, Inc.
  * Copyright © 2010,2011,2012,2013  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
@@ skipping 185 matching lines @@
 
   struct feature_info_t {
     hb_tag_t tag;
     unsigned int seq; /* sequence#, used for stable sorting only */
     unsigned int max_value;
     hb_ot_map_feature_flags_t flags;
     unsigned int default_value; /* for non-global features, what should the unset glyphs take */
     unsigned int stage[2]; /* GSUB/GPOS */
 
     static int cmp (const feature_info_t *a, const feature_info_t *b)
-    { return (a->tag != b->tag) ?  (a->tag < b->tag ? -1 : 1) : (a->seq < b->seq ? -1 : 1); }
+    { return (a->tag != b->tag) ?  (a->tag < b->tag ? -1 : 1) :
+             (a->seq < b->seq ? -1 : a->seq > b->seq ? 1 : 0); }
   };
 
   struct stage_info_t {
     unsigned int index;
     hb_ot_map_t::pause_func_t pause_func;
   };
 
   HB_INTERNAL void add_pause (unsigned int table_index, hb_ot_map_t::pause_func_t pause_func);
 
   public:
 
   hb_face_t *face;
   hb_segment_properties_t props;
 
   hb_tag_t chosen_script[2];
   bool found_script[2];
   unsigned int script_index[2], language_index[2];
 
   private:
 
   unsigned int current_stage[2]; /* GSUB/GPOS */
   hb_prealloced_array_t<feature_info_t, 32> feature_infos;
   hb_prealloced_array_t<stage_info_t, 8> stages[2]; /* GSUB/GPOS */
 };
 
 
 
 #endif /* HB_OT_MAP_PRIVATE_HH */