text: //===--- TypePromotionInMathFnCheck.h - clang-tidy---------------*- 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_PERFORMANCE_TYPE_PROMOTION_IN_MATH_FN_H
  #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_TYPE_PROMOTION_IN_MATH_FN_H
  
  #include "../ClangTidyCheck.h"
  #include "../utils/IncludeInserter.h"
  
  namespace clang {
  namespace tidy {
  namespace performance {
  
  /// Finds calls to C math library functions with implicit float to double
  /// promotions.
  ///
  /// For example, warns on ::sin(0.f), because this funciton's parameter is a
  /// double.  You probably meant to call std::sin(0.f) (in C++), or sinf(0.f) (in
  /// C).
  ///
  /// For the user-facing documentation see:
  /// http://clang.llvm.org/extra/clang-tidy/checks/performance-type-promotion-in-math-fn.html
  class TypePromotionInMathFnCheck : public ClangTidyCheck {
  public:
    TypePromotionInMathFnCheck(StringRef Name, ClangTidyContext *Context);
  
    void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
                             Preprocessor *ModuleExpanderPP) override;
    void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
    void registerMatchers(ast_matchers::MatchFinder *Finder) override;
    void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  
  private:
    std::unique_ptr<utils::IncludeInserter> IncludeInserter;
    const utils::IncludeSorter::IncludeStyle IncludeStyle;
  };
  
  } // namespace performance
  } // namespace tidy
  } // namespace clang
  
  #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_TYPE_PROMOTION_IN_MATH_FN_H
  