1 //===--- CastingThroughVoidCheck.h - clang-tidy -----------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_CASTINGTHROUGHVOIDCHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_CASTINGTHROUGHVOIDCHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang::tidy::bugprone {
15 
16 /// Detects unsafe or redundant two-step casting operations involving ``void*``.
17 /// For the user-facing documentation see:
18 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/casting-through-void.html
19 class CastingThroughVoidCheck : public ClangTidyCheck {
20 public:
CastingThroughVoidCheck(StringRef Name,ClangTidyContext * Context)21   CastingThroughVoidCheck(StringRef Name, ClangTidyContext *Context)
22       : ClangTidyCheck(Name, Context) {}
23   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
24   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
getCheckTraversalKind()25   std::optional<TraversalKind> getCheckTraversalKind() const override {
26     return TK_IgnoreUnlessSpelledInSource;
27   }
28 };
29 
30 } // namespace clang::tidy::bugprone
31 
32 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_CASTINGTHROUGHVOIDCHECK_H
33