60   StratifiedIndex Above;  member
68   StratifiedLink() : Above(SetSentinel), Below(SetSentinel) {}  in StratifiedLink()
71   bool hasAbove() const { return Above != SetSentinel; }  in hasAbove()
74   void clearAbove() { Above = SetSentinel; }  in clearAbove()
241       Link.Above = I;  in setAbove()
263       return Link.Above;  in getAbove()
328         auto &Above = linksAt(Link.Above);  in finalizeSets()  local
329         auto Iter = Remaps.find(Above.Number);  in finalizeSets()
331         Link.Above = Iter->second;  in finalizeSets()
357         Idx = Link->Above;  in propagateAttrs()
413     auto Above = linksAt(Index).getAbove();  in addAbove()  local
414     return addAtMerging(ToAdd, Above);  in addAbove()