[clang-tools-extra] [clang-tidy] New check for static_cast of an enum class type (PR #167144)

[via cfe-commits]

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+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "UseToUnderlyingCheck.h"
+#include "clang/ASTMatchers/ASTMatchFinder.h"
+#include "clang/AST/ASTContext.h"
+#include "clang/ASTMatchers/ASTMatchers.h"
+#include "clang/Lex/Lexer.h"
+#include "clang/Lex/Preprocessor.h"
+#include "llvm/Support/Error.h" // You'll want this for the inserter
+using namespace clang::ast_matchers;
+
+namespace clang::tidy::modernize {
+//Constructor
+UseToUnderlyingCheck::UseToUnderlyingCheck(StringRef Name, 
+                                           ClangTidyContext *Context)
+    : ClangTidyCheck(Name, Context),
+      Inserter(Options.getLocalOrGlobal("IncludeStyle", 
+               utils::IncludeSorter::IS_LLVM),
+               areDiagsSelfContained()) {}
+//
+void UseToUnderlyingCheck::registerPPCallbacks(const SourceManager &SM,
+                                               Preprocessor *PP,
+                                               Preprocessor *ModuleExpanderPP) {
+  Inserter.registerPreprocessor(PP);
+}
+//
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EugeneZelenko wrote:

Useless comment. Same below.

https://github.com/llvm/llvm-project/pull/167144