[llvm-dev] RFC: changing variable naming rules in LLVM codebase

[Jonas Toth via llvm-dev]

> If someone can make clang-tidy help with this, that's awesome.
>
Drive By: There is clang-tidy's 'readability-identifier-naming' for
bulk-renaming and clang-rename (maybe clangd can help too) for manual
changes.

Especially clang-tidy-diff could be used to enforce at least new code
and a few modifications to these
tools might help doing the transition.