[PATCH] D23130: [Clang-tidy] Add a check for definitions in the global namespace.

[Benjamin Kramer via cfe-commits]

bkramer added a comment.

In https://reviews.llvm.org/D23130#588681, @alexfh wrote:

> Benjamin, what's the plan here?


I still think this check is useful, particularly for LLVM. I also don't think any of the existing review comments still apply or have ever applied in the first place, so I rebased this onto head, it's up for review again.


https://reviews.llvm.org/D23130