181   SmallPtrSet<const Value *, 4> Visited;  in AreAnyUnderlyingObjectsAnAlloca()
366     SmallPtrSet<Instruction *, 2> Calls;
370     SmallPtrSet<Instruction *, 2> ReverseInsertPts;
414     for (SmallPtrSet<Instruction *, 2>::const_iterator  in Merge()
1484         SmallPtrSet<Instruction *, 4> DependingInstructions;  in OptimizeIndividualCalls()
1485         SmallPtrSet<const BasicBlock *, 4> Visited;  in OptimizeIndividualCalls()
2179   SmallPtrSet<BasicBlock *, 16> Visited;  in ComputePostOrders()
2182   SmallPtrSet<BasicBlock *, 16> OnStack;  in ComputePostOrders()
2302   for (SmallPtrSet<Instruction *, 2>::const_iterator  in MoveCalls()
2316   for (SmallPtrSet<Instruction *, 2>::const_iterator  in MoveCalls()
2336   for (SmallPtrSet<Instruction *, 2>::const_iterator  in MoveCalls()
2344   for (SmallPtrSet<Instruction *, 2>::const_iterator  in MoveCalls()
2395       for (SmallPtrSet<Instruction *, 2>::const_iterator  in ConnectTDBUTraversals()
2444             for (SmallPtrSet<Instruction *, 2>::const_iterator  in ConnectTDBUTraversals()
2479       for (SmallPtrSet<Instruction *, 2>::const_iterator  in ConnectTDBUTraversals()
2512             for (SmallPtrSet<Instruction *, 2>::const_iterator  in ConnectTDBUTraversals()
2853                              SmallPtrSet<Instruction *, 4> &DepInsts,  in HasSafePathToPredecessorCall()
2854                              SmallPtrSet<const BasicBlock *, 4> &Visited,  in HasSafePathToPredecessorCall()
2882                                   SmallPtrSet<Instruction *, 4> &DepInsts,  in FindPredecessorRetainWithSafePath()
2883                                   SmallPtrSet<const BasicBlock *, 4> &Visited,  in FindPredecessorRetainWithSafePath()
2909                                        SmallPtrSet<Instruction *, 4> &DepInsts,  in FindPredecessorAutoreleaseWithSafePath()
2910                                        SmallPtrSet<const BasicBlock *, 4> &V,  in FindPredecessorAutoreleaseWithSafePath()
2944   SmallPtrSet<Instruction *, 4> DependingInstructions;  in OptimizeReturns()
2945   SmallPtrSet<const BasicBlock *, 4> Visited;  in OptimizeReturns()