[clang] [llvm] [Offloading] Extend OffloadBinary format to support multiple metadata entries (PR #169425)

[Joseph Huber via llvm-commits]

https://github.com/jhuber6 commented:

I'm wondering if we should keep the accessor methods to all take a single image, so the extract code just returns an array of these. You'd need to make sure the reference stays alive but it might be simpler that way, I don't think the interface handles this well, like for checking the image kind. 

https://github.com/llvm/llvm-project/pull/169425