[clang] [llvm] Add RunTimeLang to Class and Enumeration DIBuilder functions (PR #72011)

[Felipe de Azevedo Piovezan via cfe-commits]

felipepiovezan wrote:

> @felipepiovezan I don't this patch as it is has any changes that are testable. I haven't added any code that will emit a RuntimeLang, only added the option to do that so I can add those callers downstream. In retrospect I should've marked it as NFC.

I see. I think this is yet another argument for flipping the argument order: if the new thing were the last argument, it would have been even more evident this is NFC :) 

https://github.com/llvm/llvm-project/pull/72011