================
@@ -0,0 +1,111 @@
+//===--- UseConcisePreprocessorDirectivesCheck.cpp - clang-tidy
-----------===//
+//
+// 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 "UseConcisePreprocessorDirectivesCheck.h"
+#include "clang/Basic/TokenKinds.h"
+#include "clang/Lex/Lexer.h"
+#include "clang/Lex/PPCallbacks.h"
+#include "clang/Lex/Preprocessor.h"
+
+#include <array>
+
+namespace clang::tidy::readability {
+
+namespace {
+
+class IfPreprocessorCallbacks final : public PPCallbacks {
+public:
+ IfPreprocessorCallbacks(ClangTidyCheck &Check, const Preprocessor &PP)
+ : Check(Check), PP(PP) {}
+
+ void If(SourceLocation Loc, SourceRange ConditionRange,
+ ConditionValueKind) override {
+ impl(Loc, ConditionRange, {"ifdef", "ifndef"});
+ }
+
+ void Elif(SourceLocation Loc, SourceRange ConditionRange, ConditionValueKind,
+ SourceLocation) override {
+ if (PP.getLangOpts().C23 || PP.getLangOpts().CPlusPlus23) {
+ impl(Loc, ConditionRange, {"elifdef", "elifndef"});
+ }
----------------
vbvictor wrote:
```suggestion
if (PP.getLangOpts().C23 || PP.getLangOpts().CPlusPlus23)
impl(Loc, ConditionRange, {"elifdef", "elifndef"});
```
Probable enabling
https://clang.llvm.org/docs/ClangFormatStyleOptions.html#removebracesllvm
option will catch it
https://github.com/llvm/llvm-project/pull/146830
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