671     Value *ExtraDep;  member
674     ExprResult(const Expression *Expr, Value *ExtraDep = nullptr,  in ExprResult()
676         : Expr(Expr), ExtraDep(ExtraDep), PredDep(PredDep) {}  in ExprResult()
679         : Expr(Other.Expr), ExtraDep(Other.ExtraDep), PredDep(Other.PredDep) {  in ExprResult()
681       Other.ExtraDep = nullptr;  in ExprResult()
687     ~ExprResult() { assert(!ExtraDep && "unhandled ExtraDep"); }  in ~ExprResult()
692     static ExprResult some(const Expression *Expr, Value *ExtraDep = nullptr) {  in some()
693       return {Expr, ExtraDep, nullptr};  in some()
699     static ExprResult some(const Expression *Expr, Value *ExtraDep,  in some()
701       return {Expr, ExtraDep, PredDep};  in some()
2069   if (Res.ExtraDep && Res.ExtraDep != User)  in addAdditionalUsers()
2070     addAdditionalUsers(Res.ExtraDep, User);  in addAdditionalUsers()
2071   Res.ExtraDep = nullptr;  in addAdditionalUsers()
2485           Res.ExtraDep = nullptr;  in processOutgoingEdges()