| 1 | //===--- ConstCorrectnessCheck.h - clang-tidy -------------------*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_CONSTCORRECTNESSCHECK_H |
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| 10 | #define |
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| 11 | |
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| 12 | #include "../ClangTidyCheck.h" |
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| 13 | #include "clang/Analysis/Analyses/ExprMutationAnalyzer.h" |
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| 14 | #include "llvm/ADT/DenseSet.h" |
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| 15 | |
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| 16 | namespace clang::tidy::misc { |
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| 17 | |
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| 18 | /// This check warns on variables which could be declared const but are not. |
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| 19 | /// |
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| 20 | /// For the user-facing documentation see: |
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| 21 | /// http://clang.llvm.org/extra/clang-tidy/checks/misc/const-correctness.html |
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| 22 | class ConstCorrectnessCheck : public ClangTidyCheck { |
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| 23 | public: |
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| 24 | ConstCorrectnessCheck(StringRef Name, ClangTidyContext *Context); |
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| 25 | |
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| 26 | // The rules for C and 'const' are different and incompatible for this check. |
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| 27 | bool isLanguageVersionSupported(const LangOptions &LangOpts) const override { |
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| 28 | return LangOpts.CPlusPlus; |
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| 29 | } |
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| 30 | void storeOptions(ClangTidyOptions::OptionMap &Opts) override; |
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| 31 | void registerMatchers(ast_matchers::MatchFinder *Finder) override; |
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| 32 | void check(const ast_matchers::MatchFinder::MatchResult &Result) override; |
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| 33 | |
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| 34 | private: |
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| 35 | void registerScope(const Stmt *LocalScope, ASTContext *Context); |
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| 36 | |
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| 37 | using MutationAnalyzer = std::unique_ptr<ExprMutationAnalyzer>; |
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| 38 | llvm::DenseMap<const Stmt *, MutationAnalyzer> ScopesCache; |
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| 39 | llvm::DenseSet<SourceLocation> TemplateDiagnosticsCache; |
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| 40 | |
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| 41 | const bool AnalyzePointers; |
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| 42 | const bool AnalyzeReferences; |
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| 43 | const bool AnalyzeValues; |
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| 44 | |
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| 45 | const bool WarnPointersAsPointers; |
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| 46 | const bool WarnPointersAsValues; |
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| 47 | |
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| 48 | const bool TransformPointersAsPointers; |
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| 49 | const bool TransformPointersAsValues; |
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| 50 | const bool TransformReferences; |
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| 51 | const bool TransformValues; |
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| 52 | |
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| 53 | const std::vector<StringRef> AllowedTypes; |
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| 54 | }; |
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| 55 | |
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| 56 | } // namespace clang::tidy::misc |
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| 57 | |
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| 58 | #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_CONSTCORRECTNESSCHECK_H |
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| 59 | |
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