C++ clang-tidy

• NOLINT is a static definition in anonymous namespace

• https://clang.llvm.org/extra/clang-tidy/checks/list.html

• https://clang.llvm.org/extra/clang-tidy/checks/readability/static-definition-in-anonymous-namespace.html

• https://clang.llvm.org/extra/clang-tidy/checks/misc/misplaced-const.html