*/
// FIXME: should be unsigned, but needs to be signed for a while to
// hold the special value -1 that is used somewhere
+ // Specifically, TexRow::getDocIteratorsFromEntries uses negative pos
+ // the way Python does: counting from the end. So maybe this should just
+ // be signed.
// Note that the signed property is also used in loops counting to zero.
typedef ptrdiff_t pos_type;