424   SmallVector<const BasicBlock *, 8> Worklist;  in findForwardJoinPoint()  local
430       Worklist.push_back(SuccBB);  in findForwardJoinPoint()
432   LLVM_DEBUG(dbgs() << "\t\t#Worklist: " << Worklist.size() << "\n");  in findForwardJoinPoint()
435   if (Worklist.empty())  in findForwardJoinPoint()
439   if (Worklist.size() == 1)  in findForwardJoinPoint()
440     return Worklist[0];  in findForwardJoinPoint()
451   if (!JoinBB && Worklist.size() == 2) {  in findForwardJoinPoint()
452     const BasicBlock *Succ0 = Worklist[0];  in findForwardJoinPoint()
453     const BasicBlock *Succ1 = Worklist[1];  in findForwardJoinPoint()
502     while (!Worklist.empty()) {  in findForwardJoinPoint()
503       const BasicBlock *ToBB = Worklist.pop_back_val();  in findForwardJoinPoint()
533       append_range(Worklist, successors(ToBB));  in findForwardJoinPoint()
559   SmallVector<const BasicBlock *, 8> Worklist;  in findBackwardJoinPoint()  local
566       Worklist.push_back(PredBB);  in findBackwardJoinPoint()
570   if (Worklist.empty())  in findBackwardJoinPoint()
574   if (Worklist.size() == 1)  in findBackwardJoinPoint()
575     return Worklist[0];  in findBackwardJoinPoint()
578   if (Worklist.size() == 2) {  in findBackwardJoinPoint()
579     const BasicBlock *Pred0 = Worklist[0];  in findBackwardJoinPoint()
580     const BasicBlock *Pred1 = Worklist[1];  in findBackwardJoinPoint()