410   ValueSet* set = nullptr;  in VisitBasicBlock()  local
417     set = new (&allocator_) ValueSet(&allocator_);  in VisitBasicBlock()
427       set = dominator_set;  in VisitBasicBlock()
436         set = new (&allocator_) ValueSet(&allocator_, *dominator_set);  in VisitBasicBlock()
439         set = FindSetFor(recyclable);  in VisitBasicBlock()
441         set->PopulateFrom(*dominator_set);  in VisitBasicBlock()
445     if (!set->IsEmpty()) {  in VisitBasicBlock()
454           set->Clear();  in VisitBasicBlock()
458           set->Kill(side_effects_.GetLoopEffects(block));  in VisitBasicBlock()
462           set->IntersectWith(FindSetFor(predecessor));  in VisitBasicBlock()
463           if (set->IsEmpty()) {  in VisitBasicBlock()
471   sets_[block->GetBlockId()] = set;  in VisitBasicBlock()
488       HInstruction* existing = set->Lookup(current);  in VisitBasicBlock()
497         set->Kill(current->GetSideEffects());  in VisitBasicBlock()
498         set->Add(current);  in VisitBasicBlock()
501       set->Kill(current->GetSideEffects());  in VisitBasicBlock()