On 01/13/11 13:27, Jjgod Jiang wrote: > As a side note, harfbuzz-ng is also using the same way as > harfbuzz, see line 1536 to 1545 in hb-ot-layout-gpos-private.hh: You're comparing apples vs oranges. Those are two completely separate parts of the spec / design / code. behdad