text: //===-- sanitizer_type_traits.h ---------------------------------*- C++ -*-===//
  //
  //                     The LLVM Compiler Infrastructure
  //
  // This file is distributed under the University of Illinois Open Source
  // License. See LICENSE.TXT for details.
  //
  //===----------------------------------------------------------------------===//
  //
  // Implements a subset of C++ type traits. This is so we can avoid depending
  // on system C++ headers.
  //
  //===----------------------------------------------------------------------===//
  #ifndef SANITIZER_TYPE_TRAITS_H
  #define SANITIZER_TYPE_TRAITS_H
  
  namespace __sanitizer {
  
  struct true_type {
    static const bool value = true;
  };
  
  struct false_type {
    static const bool value = false;
  };
  
  // is_same<T, U>
  //
  // Type trait to compare if types are the same.
  // E.g.
  //
  // ```
  // is_same<int,int>::value - True
  // is_same<int,char>::value - False
  // ```
  template <typename T, typename U>
  struct is_same : public false_type {};
  
  template <typename T>
  struct is_same<T, T> : public true_type {};
  
  }  // namespace __sanitizer
  
  #endif
  