| 1 | //===--- ConstCorrectnessCheck.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_MISC_CONSTCORRECTNESSCHECK_H |
| 10 | #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_CONSTCORRECTNESSCHECK_H |
| 11 | |
| 12 | #include "../ClangTidyCheck.h" |
| 13 | #include "clang/Analysis/Analyses/ExprMutationAnalyzer.h" |
| 14 | #include "llvm/ADT/DenseSet.h" |
| 15 | |
| 16 | namespace clang::tidy::misc { |
| 17 | |
| 18 | /// This check warns on variables which could be declared const but are not. |
| 19 | /// |
| 20 | /// For the user-facing documentation see: |
| 21 | /// http://clang.llvm.org/extra/clang-tidy/checks/misc/const-correctness.html |
| 22 | class ConstCorrectnessCheck : public ClangTidyCheck { |
| 23 | public: |
| 24 | ConstCorrectnessCheck(StringRef Name, ClangTidyContext *Context); |
| 25 | |
| 26 | // The rules for C and 'const' are different and incompatible for this check. |
| 27 | bool isLanguageVersionSupported(const LangOptions &LangOpts) const override { |
| 28 | return LangOpts.CPlusPlus; |
| 29 | } |
| 30 | void storeOptions(ClangTidyOptions::OptionMap &Opts) override; |
| 31 | void registerMatchers(ast_matchers::MatchFinder *Finder) override; |
| 32 | void check(const ast_matchers::MatchFinder::MatchResult &Result) override; |
| 33 | |
| 34 | private: |
| 35 | void registerScope(const Stmt *LocalScope, ASTContext *Context); |
| 36 | |
| 37 | using MutationAnalyzer = std::unique_ptr<ExprMutationAnalyzer>; |
| 38 | llvm::DenseMap<const Stmt *, MutationAnalyzer> ScopesCache; |
| 39 | llvm::DenseSet<SourceLocation> TemplateDiagnosticsCache; |
| 40 | |
| 41 | const bool AnalyzePointers; |
| 42 | const bool AnalyzeReferences; |
| 43 | const bool AnalyzeValues; |
| 44 | |
| 45 | const bool WarnPointersAsPointers; |
| 46 | const bool WarnPointersAsValues; |
| 47 | |
| 48 | const bool TransformPointersAsPointers; |
| 49 | const bool TransformPointersAsValues; |
| 50 | const bool TransformReferences; |
| 51 | const bool TransformValues; |
| 52 | |
| 53 | const std::vector<StringRef> AllowedTypes; |
| 54 | }; |
| 55 | |
| 56 | } // namespace clang::tidy::misc |
| 57 | |
| 58 | #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_CONSTCORRECTNESSCHECK_H |
| 59 |