clang-tidy/bugprone/NondeterministicPointerIterationOrderCheck.h

0001 //=== NondeterministicPointerIterationOrderCheck.h - clang-tidy -*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008
0009 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONDETERMINISTIC_POINTER_ITERATION_ORDER_CHECK_H
0010 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONDETERMINISTIC_POINTER_ITERATION_ORDER_CHECK_H
0011
0012 #include "../ClangTidyCheck.h"
0013
0014 namespace clang::tidy::bugprone {
0015
0016 /// Finds nondeterministic usages of pointers in unordered containers. The
0017 /// check also finds calls to sorting-like algorithms on a container of
0018 /// pointers.
0019 ///
0020 /// For the user-facing documentation see:
0021 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/nondeterministic-pointer-iteration-order.html
0022 class NondeterministicPointerIterationOrderCheck : public ClangTidyCheck {
0023 public:
0024   NondeterministicPointerIterationOrderCheck(StringRef Name,
0025                                              ClangTidyContext *Context)
0026       : ClangTidyCheck(Name, Context) {}
0027   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
0028     return LangOpts.CPlusPlus;
0029   }
0030   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
0031   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
0032   std::optional<TraversalKind> getCheckTraversalKind() const override {
0033     return TK_IgnoreUnlessSpelledInSource;
0034   }
0035 };
0036
0037 } // namespace clang::tidy::bugprone
0038
0039 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONDETERMINISTIC_POINTER_ITERATION_ORDER_CHECK_H