hush a virtual destructor warning when compiled on Apple LLVM
@@ -322,6 +322,7 @@ class IBenchmark {
public:
bool has_background_class = false;
+ virtual ~IBenchmark() {}
virtual void load_images(const std::vector<std::string>& batch_images) = 0;
virtual void save_results(const std::vector<std::string>& batch_images) = 0;
};
