Method RegisterPtr

paddle/phi/api/lib/tensor_utils.cc:74–77

  }

  void RegisterPtr(void* ptr, const Deleter& deleter) {
    std::lock_guard<std::mutex> lock(mutex_);
    ptr2deleter_[ptr] = deleter;
  }

 private:
  std::unordered_map<void*, Deleter> ptr2deleter_;