Ios build as framework

in ue4 road map wrote
" * Simplification of the iOS toolchain to a single path using a standalone iOS Xcode project and UE as a framework."
And setting have checkbox build as framework (experemental). Has anyone succeeded in this?

I have message like this
link_stat /Binaries/IOS/Shipping/rrrr.framework/Payload/ failed: No such file or directory (2)|rrrr|C:\Users\Igor\Documents\Unreal Projects\rrrr\Intermediate\ProjectFiles\UnrealBuildTool|1||