| //===--- ImplicitWideningOfMultiplicationResultCheck.h ----------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_IMPLICITWIDENINGOFMULTIPLICATIONRESULTCHECK_H |
| #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_IMPLICITWIDENINGOFMULTIPLICATIONRESULTCHECK_H |
| |
| #include "../ClangTidyCheck.h" |
| #include "../utils/IncludeInserter.h" |
| |
| namespace clang { |
| namespace tidy { |
| namespace bugprone { |
| |
| /// Diagnoses instances of an implicit widening of multiplication result. |
| /// |
| /// For the user-facing documentation see: |
| /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone-implicit-widening-of-multiplication-result.html |
| class ImplicitWideningOfMultiplicationResultCheck : public ClangTidyCheck { |
| const ast_matchers::MatchFinder::MatchResult *Result; |
| bool ShouldUseCXXStaticCast; |
| bool ShouldUseCXXHeader; |
| |
| llvm::Optional<FixItHint> includeStddefHeader(SourceLocation File); |
| |
| void handleImplicitCastExpr(const ImplicitCastExpr *ICE); |
| void handlePointerOffsetting(const Expr *E); |
| |
| public: |
| ImplicitWideningOfMultiplicationResultCheck(StringRef Name, |
| ClangTidyContext *Context); |
| void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP, |
| Preprocessor *ModuleExpanderPP) override; |
| void registerMatchers(ast_matchers::MatchFinder *Finder) override; |
| void check(const ast_matchers::MatchFinder::MatchResult &Result) override; |
| void storeOptions(ClangTidyOptions::OptionMap &Opts) override; |
| |
| private: |
| const bool UseCXXStaticCastsInCppSources; |
| const bool UseCXXHeadersInCppSources; |
| utils::IncludeInserter IncludeInserter; |
| }; |
| |
| } // namespace bugprone |
| } // namespace tidy |
| } // namespace clang |
| |
| #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_IMPLICITWIDENINGOFMULTIPLICATIONRESULTCHECK_H |