xref: /llvm-project/clang-tools-extra/clang-tidy/modernize/UseIntegerSignComparisonCheck.h (revision aa580c2ec5eb4217c945a47a561181be7e7b1032)
18b63bfbfSqt-tatiana //===--- UseIntegerSignComparisonCheck.h - clang-tidy -----------*- C++ -*-===//
28b63bfbfSqt-tatiana //
38b63bfbfSqt-tatiana // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
48b63bfbfSqt-tatiana // See https://llvm.org/LICENSE.txt for license information.
58b63bfbfSqt-tatiana // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
68b63bfbfSqt-tatiana //
78b63bfbfSqt-tatiana //===----------------------------------------------------------------------===//
88b63bfbfSqt-tatiana 
98b63bfbfSqt-tatiana #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USEINTEGERSIGNCOMPARISONCHECK_H
108b63bfbfSqt-tatiana #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USEINTEGERSIGNCOMPARISONCHECK_H
118b63bfbfSqt-tatiana 
128b63bfbfSqt-tatiana #include "../ClangTidyCheck.h"
138b63bfbfSqt-tatiana #include "../utils/IncludeInserter.h"
148b63bfbfSqt-tatiana #include "clang/ASTMatchers/ASTMatchFinder.h"
158b63bfbfSqt-tatiana 
168b63bfbfSqt-tatiana namespace clang::tidy::modernize {
178b63bfbfSqt-tatiana 
188b63bfbfSqt-tatiana /// Replace comparisons between signed and unsigned integers with their safe
198b63bfbfSqt-tatiana /// C++20 ``std::cmp_*`` alternative, if available.
208b63bfbfSqt-tatiana ///
218b63bfbfSqt-tatiana /// For the user-facing documentation see:
228b63bfbfSqt-tatiana /// http://clang.llvm.org/extra/clang-tidy/checks/modernize/use-integer-sign-comparison.html
238b63bfbfSqt-tatiana class UseIntegerSignComparisonCheck : public ClangTidyCheck {
248b63bfbfSqt-tatiana public:
258b63bfbfSqt-tatiana   UseIntegerSignComparisonCheck(StringRef Name, ClangTidyContext *Context);
268b63bfbfSqt-tatiana 
278b63bfbfSqt-tatiana   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
288b63bfbfSqt-tatiana   void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
298b63bfbfSqt-tatiana                            Preprocessor *ModuleExpanderPP) override;
308b63bfbfSqt-tatiana   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
318b63bfbfSqt-tatiana   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
328b63bfbfSqt-tatiana   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
33*aa580c2eSqt-tatiana     return LangOpts.CPlusPlus20 || (LangOpts.CPlusPlus17 && EnableQtSupport);
348b63bfbfSqt-tatiana   }
358b63bfbfSqt-tatiana 
368b63bfbfSqt-tatiana private:
378b63bfbfSqt-tatiana   utils::IncludeInserter IncludeInserter;
38*aa580c2eSqt-tatiana   const bool EnableQtSupport;
398b63bfbfSqt-tatiana };
408b63bfbfSqt-tatiana 
418b63bfbfSqt-tatiana } // namespace clang::tidy::modernize
428b63bfbfSqt-tatiana 
438b63bfbfSqt-tatiana #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USEINTEGERSIGNCOMPARISONCHECK_H
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