[PATCH] D123479: [clang-tidy] Support parenthesized literals in modernize-macro-to-enum

[Richard via Phabricator via cfe-commits]

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When scanning a macro expansion to examine it as a candidate enum,
first strip off arbitrary matching parentheses from the outside in,
then examine what remains to see if it is Lit, +Lit, -Lit or ~Lit.
If not, reject it as a possible enum candidate.

Fixes #54843


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D123479

Files:
  clang-tools-extra/clang-tidy/modernize/MacroToEnumCheck.cpp
  clang-tools-extra/docs/clang-tidy/checks/modernize-macro-to-enum.rst
  clang-tools-extra/test/clang-tidy/checkers/modernize-macro-to-enum.cpp

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