std::ostream& operator<< (std::ostream& s, const VkImageSparseMemoryRequirementsInfo2KHR& value);
std::ostream& operator<< (std::ostream& s, const VkMemoryRequirements2KHR& value);
std::ostream& operator<< (std::ostream& s, const VkSparseImageMemoryRequirements2KHR& value);
+std::ostream& operator<< (std::ostream& s, const VkImageFormatListCreateInfoKHR& value);
std::ostream& operator<< (std::ostream& s, const VkDebugReportCallbackCreateInfoEXT& value);
std::ostream& operator<< (std::ostream& s, const VkRenderPassMultiviewCreateInfoKHX& value);
std::ostream& operator<< (std::ostream& s, const VkPhysicalDeviceMultiviewFeaturesKHX& value);