clang-tools-extra/clang-tidy/bugprone/SizeofExpressionCheck.h

   1 //===--- SizeofExpressionCheck.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_BUGPRONE_SIZEOFEXPRESSIONCHECK_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SIZEOFEXPRESSIONCHECK_H
  11
  12 #include "../ClangTidyCheck.h"
  13
  14 namespace clang::tidy::bugprone {
  15
  16 /// Find suspicious usages of sizeof expressions.
  17 ///
  18 /// For the user-facing documentation see:
  19 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/sizeof-expression.html
  20 class SizeofExpressionCheck : public ClangTidyCheck {
  21 public:
  22   SizeofExpressionCheck(StringRef Name, ClangTidyContext *Context);
  23   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  24   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  25   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  26
  27 private:
  28   const bool WarnOnSizeOfConstant;
  29   const bool WarnOnSizeOfIntegerExpression;
  30   const bool WarnOnSizeOfThis;
  31   const bool WarnOnSizeOfCompareToConstant;
  32   const bool WarnOnSizeOfPointerToAggregate;
  33   const bool WarnOnSizeOfPointer;
  34   const bool WarnOnOffsetDividedBySizeOf;
  35 };
  36
  37 } // namespace clang::tidy::bugprone
  38
  39 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SIZEOFEXPRESSIONCHECK_H