Method allocate

XM/include/Utils/memory.h:837–843

        }

        inline void allocate(const int size) {
            if (this->vals == nullptr) {
                this->size = size;
                this->vals = (int*) malloc(sizeof(int) * size);
            }
            return;
        }

        ~HostDnVecInt() {
            if (this->vals != nullptr) {