Roll HarfBuzz to 1.3.1

third_party/harfbuzz-ng/src/hb-set-private.hh

 /*
  * Copyright © 2012  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 295 matching lines @@
     unsigned int count = 0;
     for (unsigned int i = 0; i < ELTS; i++)
       count += _hb_popcount32 (elts[i]);
     return count;
   }
   inline hb_codepoint_t get_min (void) const
   {
     for (unsigned int i = 0; i < ELTS; i++)
       if (elts[i])
         for (unsigned int j = 0; j < BITS; j++)
-          if (elts[i] & (1 << j))
+          if (elts[i] & (1u << j))
             return i * BITS + j;
     return INVALID;
   }
   inline hb_codepoint_t get_max (void) const
   {
     for (unsigned int i = ELTS; i; i--)
       if (elts[i - 1])
         for (unsigned int j = BITS; j; j--)
-          if (elts[i - 1] & (1 << (j - 1)))
+          if (elts[i - 1] & (1u << (j - 1)))
             return (i - 1) * BITS + (j - 1);
     return INVALID;
   }
 
   typedef uint32_t elt_t;
   static const unsigned int MAX_G = 65536 - 1; /* XXX Fix this... */
   static const unsigned int SHIFT = 5;
   static const unsigned int BITS = (1 << SHIFT);
   static const unsigned int MASK = BITS - 1;
   static const unsigned int ELTS = (MAX_G + 1 + (BITS - 1)) / BITS;
@@ skipping 57 matching lines @@
   elt_t const &elt (hb_codepoint_t g) const { return elts[g >> SHIFT]; }
   elt_t mask (hb_codepoint_t g) const { return elt_t (1) << (g & MASK); }
 
   private:
   hb_codepoint_t start, count;
   elt_t *elts;
 };
 
 
 #endif /* HB_SET_PRIVATE_HH */