Add spaceship operator for vk handles (#2498)

Author: YaaZ

snippets/HandlesHppTemplate.hpp

@@ -26,6 +26,13 @@ VULKAN_HPP_EXPORT namespace VULKAN_HPP_NAMESPACE
     return static_cast<typename T::NativeType>( lhs ) != static_cast<typename T::NativeType>( rhs );
   }
 
+#if defined( VULKAN_HPP_HAS_SPACESHIP_OPERATOR )
+  template <typename T, typename std::enable_if<isVulkanHandleType<T>::value, int>::type = 0>
+  auto operator<=>( T const & lhs, T const & rhs )
+  {
+    return static_cast<typename T::NativeType>( lhs ) <=> static_cast<typename T::NativeType>( rhs );
+  }
+#else
   template <typename T, typename std::enable_if<isVulkanHandleType<T>::value, int>::type = 0>
   bool operator<( T const & lhs, T const & rhs )
   {
@@ -49,6 +56,7 @@ VULKAN_HPP_EXPORT namespace VULKAN_HPP_NAMESPACE
   {
     return static_cast<typename T::NativeType>( lhs ) >= static_cast<typename T::NativeType>( rhs );
   }
+#endif
 
   template <typename T, typename std::enable_if<isVulkanHandleType<T>::value, int>::type = 0>
   bool operator==( T const & v, std::nullptr_t )

vulkan/vulkan_handles.hpp

@@ -22652,6 +22652,13 @@ VULKAN_HPP_EXPORT namespace VULKAN_HPP_NAMESPACE
     return static_cast<typename T::NativeType>( lhs ) != static_cast<typename T::NativeType>( rhs );
   }
 
+#if defined( VULKAN_HPP_HAS_SPACESHIP_OPERATOR )
+  template <typename T, typename std::enable_if<isVulkanHandleType<T>::value, int>::type = 0>
+  auto operator<=>( T const & lhs, T const & rhs )
+  {
+    return static_cast<typename T::NativeType>( lhs ) <=> static_cast<typename T::NativeType>( rhs );
+  }
+#else
   template <typename T, typename std::enable_if<isVulkanHandleType<T>::value, int>::type = 0>
   bool operator<( T const & lhs, T const & rhs )
   {
@@ -22675,6 +22682,7 @@ VULKAN_HPP_EXPORT namespace VULKAN_HPP_NAMESPACE
   {
     return static_cast<typename T::NativeType>( lhs ) >= static_cast<typename T::NativeType>( rhs );
   }
+#endif
 
   template <typename T, typename std::enable_if<isVulkanHandleType<T>::value, int>::type = 0>
   bool operator==( T const & v, std::nullptr_t )