Cosmetic

src/hb-buffer.hh

@@ -435,28 +435,28 @@ struct hb_buffer_t
     }
   }
 
-  void unsafe_to_break (unsigned int start, unsigned int end)
+  void unsafe_to_break (unsigned int start = 0, unsigned int end = -1)
   {
     set_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_BREAK | HB_GLYPH_FLAG_UNSAFE_TO_CONCAT,
-		     start, end,
+		     start = start, end = end,
 		     true);
   }
-  void unsafe_to_concat (unsigned int start, unsigned int end)
+  void unsafe_to_concat (unsigned int start = 0, unsigned int end = -1)
   {
     set_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_CONCAT,
-		     start, end,
+		     start = start, end = end,
 		     true);
   }
-  void unsafe_to_break_from_outbuffer (unsigned int start, unsigned int end)
+  void unsafe_to_break_from_outbuffer (unsigned int start = 0, unsigned int end = -1)
   {
     set_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_BREAK | HB_GLYPH_FLAG_UNSAFE_TO_CONCAT,
-		     start, end,
+		     start = start, end = end,
 		     true, true);
   }
-  void unsafe_to_concat_from_outbuffer (unsigned int start, unsigned int end)
+  void unsafe_to_concat_from_outbuffer (unsigned int start = 0, unsigned int end = -1)
   {
     set_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_CONCAT,
-		     start, end,
+		     start = start, end = end,
 		     false, true);
   }
 

src/hb-kern.hh

@@ -52,7 +52,7 @@ struct hb_kern_machine_t
     if (!buffer->message (font, "start kern"))
       return;
 
-    buffer->set_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_CONCAT);
+    buffer->unsafe_to_concat ();
     OT::hb_ot_apply_context_t c (1, font, buffer);
     c.set_lookup_mask (kern_mask);
     c.set_lookup_props (OT::LookupFlag::IgnoreMarks);