Lines Matching defs:Heads
511 SetVector<StoreInst *> Heads, Tails;529 Heads.insert(SL[i]);586 Heads.insert(SL[i]);599 for (SetVector<StoreInst *>::iterator it = Heads.begin(), e = Heads.end();613 while (Tails.count(I) || Heads.count(I)) {