3739 struct AAIsDeadFunction : public AAIsDead {  struct
3740   AAIsDeadFunction(const IRPosition &IRP, Attributor &A) : AAIsDead(IRP, A) {}  in AAIsDeadFunction()  function
3743   void initialize(Attributor &A) override {  in initialize()
3754   const std::string getAsStr() const override {  in getAsStr()
3762   ChangeStatus manifest(Attributor &A) override {  in manifest()
3812   bool isEdgeDead(const BasicBlock *From, const BasicBlock *To) const override {  in isEdgeDead()
3820   void trackStatistics() const override {}  in trackStatistics()
3823   bool isAssumedDead() const override { return false; }  in isAssumedDead()
3826   bool isKnownDead() const override { return false; }  in isKnownDead()
3829   bool isAssumedDead(const BasicBlock *BB) const override {  in isAssumedDead()
3839   bool isKnownDead(const BasicBlock *BB) const override {  in isKnownDead()
3844   bool isAssumedDead(const Instruction *I) const override {  in isAssumedDead()
3867   bool isKnownDead(const Instruction *I) const override {  in isKnownDead()
3873   bool assumeLive(Attributor &A, const BasicBlock &BB) {  in assumeLive()
3891   SmallSetVector<const Instruction *, 8> ToBeExploredFrom;
3894   SmallSetVector<const Instruction *, 8> KnownDeadEnds;
3897   DenseSet<std::pair<const BasicBlock *, const BasicBlock *>> AssumedLiveEdges;
3900   DenseSet<const BasicBlock *> AssumedLiveBlocks;