[clang] Switch builtin strings to use string tables (PR #118734)

[David Blaikie via cfe-commits]

https://github.com/dwblaikie approved this pull request.

This looks fine to me - though given the broad impact (to every target in clang) maybe @AaronBallman wants to weigh in.

If you wanted to front-load the things like `getRecord(ID).Attributes` -> `getAttributesString(ID)` those things could possibly be done in advance.



https://github.com/llvm/llvm-project/pull/118734