[clang] [llvm] [Clang] restrict use of attribute names reserved by the C++ standard (PR #106036)

[Erich Keane via llvm-commits]

erichkeane wrote:

I saw this got updates over break.  Did LWG make its decision already?  Are you expecting re-review? I didn't see anything go across my emails about LWG, but I could definitely have missed it.

https://github.com/llvm/llvm-project/pull/106036