Roll HarfBuzz to 1.3.1

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

 /*
  * Copyright © 1998-2004  David Turner and Werner Lemberg
  * Copyright © 2004,2007,2009,2010  Red Hat, Inc.
  * Copyright © 2011,2012  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
@@ skipping 116 matching lines @@
   /* Internal debugging. */
   /* The bits here reflect current allocations of the bytes in glyph_info_t's var1 and var2. */
 #ifndef HB_NDEBUG
   uint8_t allocated_var_bits;
 #endif
   inline void allocate_var (unsigned int start, unsigned int count)
   {
 #ifndef HB_NDEBUG
     unsigned int end = start + count;
     assert (end <= 8);
-    unsigned int bits = (1<<end) - (1<<start);
+    unsigned int bits = (1u<<end) - (1u<<start);
     assert (0 == (allocated_var_bits & bits));
     allocated_var_bits |= bits;
 #endif
   }
   inline void deallocate_var (unsigned int start, unsigned int count)
   {
 #ifndef HB_NDEBUG
     unsigned int end = start + count;
     assert (end <= 8);
-    unsigned int bits = (1<<end) - (1<<start);
+    unsigned int bits = (1u<<end) - (1u<<start);
     assert (bits == (allocated_var_bits & bits));
     allocated_var_bits &= ~bits;
 #endif
   }
   inline void assert_var (unsigned int start, unsigned int count)
   {
 #ifndef HB_NDEBUG
     unsigned int end = start + count;
     assert (end <= 8);
-    unsigned int bits = (1<<end) - (1<<start);
+    unsigned int bits = (1u<<end) - (1u<<start);
     assert (bits == (allocated_var_bits & bits));
 #endif
   }
   inline void deallocate_var_all (void)
   {
 #ifndef HB_NDEBUG
     allocated_var_bits = 0;
 #endif
   }
 
@@ skipping 119 matching lines @@
 
 #define HB_BUFFER_XALLOCATE_VAR(b, func, var) \
   b->func (offsetof (hb_glyph_info_t, var) - offsetof(hb_glyph_info_t, var1), \
            sizeof (b->info[0].var))
 #define HB_BUFFER_ALLOCATE_VAR(b, var)          HB_BUFFER_XALLOCATE_VAR (b, allocate_var,   var ())
 #define HB_BUFFER_DEALLOCATE_VAR(b, var)        HB_BUFFER_XALLOCATE_VAR (b, deallocate_var, var ())
 #define HB_BUFFER_ASSERT_VAR(b, var)            HB_BUFFER_XALLOCATE_VAR (b, assert_var,     var ())
 
 
 #endif /* HB_BUFFER_PRIVATE_HH */