61       : array_(nullptr), size_(0u) {  in ArrayRef()
66     : array_(array), size_(size) {  in ArrayRef()
72     : array_(array), size_(size) {  in array_()
76       : array_(array), size_(size) {  in ArrayRef()
82       : array_(array), size_(size) {  in array_()
86       : array_(v.data()), size_(v.size()) {  in ArrayRef()
92       : array_(v.data()), size_(v.size()) {
99     size_ = other.size_;
116   iterator end() { return array_ + size_; }  in end()
117   const_iterator end() const { return array_ + size_; }  in end()
118   const_iterator cend() const { return array_ + size_; }  in cend()
127   size_type size() const { return size_; }  in size()
133     DCHECK_LT(n, size_);
138     DCHECK_LT(n, size_);
143     DCHECK_NE(size_, 0u);  in front()
148     DCHECK_NE(size_, 0u);  in front()
153     DCHECK_NE(size_, 0u);  in back()
154     return array_[size_ - 1u];  in back()
158     DCHECK_NE(size_, 0u);  in back()
159     return array_[size_ - 1u];  in back()
167   size_t size_;  variable