[clang] [[clang::always_destroy]] attribute silences warn-exit-time-destructor (PR #86486)

[Aaron Ballman via cfe-commits]

https://github.com/AaronBallman commented:

Thank you for the fix! I have another suggested test case, and please be sure to add a release note to clang/docs/ReleaseNotes.rst so users know about the fix. Also, I think AttrDocs.td should be updated to document the fact that `always_destroy` will silence this diagnostic.

https://github.com/llvm/llvm-project/pull/86486