[clang-tools-extra] [clang-tidy] Add new check: `readability-use-concise-preprocessor-directives` (PR #146830)

[Baranov Victor via cfe-commits]

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+// RUN: %check_clang_tidy -std=c++98 -check-suffixes=,CXX %s readability-use-concise-preprocessor-directives %t
+// RUN: %check_clang_tidy -std=c++11 -check-suffixes=,CXX %s readability-use-concise-preprocessor-directives %t
+// RUN: %check_clang_tidy -std=c++14 -check-suffixes=,CXX %s readability-use-concise-preprocessor-directives %t
+// RUN: %check_clang_tidy -std=c++17 -check-suffixes=,CXX %s readability-use-concise-preprocessor-directives %t
+// RUN: %check_clang_tidy -std=c++20 -check-suffixes=,CXX %s readability-use-concise-preprocessor-directives %t
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vbvictor wrote:

You can have multiple language standards in one line: `-std=c++98,c++11,c++14,c++17,c++20`
The same applied to C-mode.

https://github.com/llvm/llvm-project/pull/146830