Method release

cpp/fory/util/pool.h:92–99

  }

  void release(T *ptr) noexcept {
    if (ptr == nullptr) {
      return;
    }
    std::unique_ptr<T> item(ptr);
    SpinLockGuard guard(lock_);
    items_.push_back(std::move(item));
  }

  SpinLock lock_;
  std::vector<std::unique_ptr<T>> items_;