484         next_(nullptr),  in HInstruction()
497   HInstruction* GetNext() const { return next_; }  in GetNext()
580   HInstruction* next_;  variable
691     next_ = Done() ? nullptr : instruction_->GetNext();  in HInstructionIterator()
697     instruction_ = next_;  in Advance()
698     next_ = Done() ? nullptr : instruction_->GetNext();  in Advance()
703   HInstruction* next_;  variable
712     next_ = Done() ? nullptr : instruction_->GetPrevious();  in HBackwardInstructionIterator()
718     instruction_ = next_;  in Advance()
719     next_ = Done() ? nullptr : instruction_->GetPrevious();  in Advance()
724   HInstruction* next_;  variable