[llvm] [llvm] annotate interfaces in llvm/Support for DLL export (PR #136014)

[Andrew Rogers via llvm-commits]

andrurogerz wrote:

> Is it possible to separate the manual adjustments into a separate commit? I'd like to understand the degree of fixing that is required on top of ids.

@nikic I revised the commit history; the sequence of commits should be self explanatory, but let me know if you have questions. I am going to put together another couple of these annotation patches for review and will follow the same sequence of commits.

https://github.com/llvm/llvm-project/pull/136014