1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef REP_H 11 #define REP_H 12 13 class Rep 14 { 15 int data_; 16 public: Rep()17 _LIBCPP_CONSTEXPR Rep() : data_(-1) {} Rep(int i)18 explicit _LIBCPP_CONSTEXPR Rep(int i) : data_(i) {} 19 20 bool _LIBCPP_CONSTEXPR operator==(int i) const {return data_ == i;} 21 bool _LIBCPP_CONSTEXPR operator==(const Rep& r) const {return data_ == r.data_;} 22 23 Rep& operator*=(Rep x) {data_ *= x.data_; return *this;} 24 Rep& operator/=(Rep x) {data_ /= x.data_; return *this;} 25 }; 26 27 #endif // REP_H 28