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 __PRIVATE_CONSTRUCTOR__H 11 #define __PRIVATE_CONSTRUCTOR__H 12 13 #include <iostream> 14 15 struct PrivateConstructor { 16 makePrivateConstructor17 PrivateConstructor static make ( int v ) { return PrivateConstructor(v); } getPrivateConstructor18 int get () const { return val; } 19 private: PrivateConstructorPrivateConstructor20 PrivateConstructor ( int v ) : val(v) {} 21 int val; 22 }; 23 operator <(const PrivateConstructor & lhs,const PrivateConstructor & rhs)24bool operator < ( const PrivateConstructor &lhs, const PrivateConstructor &rhs ) { return lhs.get() < rhs.get(); } 25 operator <(const PrivateConstructor & lhs,int rhs)26bool operator < ( const PrivateConstructor &lhs, int rhs ) { return lhs.get() < rhs; } operator <(int lhs,const PrivateConstructor & rhs)27bool operator < ( int lhs, const PrivateConstructor &rhs ) { return lhs < rhs.get(); } 28 operator <<(std::ostream & os,const PrivateConstructor & foo)29std::ostream & operator << ( std::ostream &os, const PrivateConstructor &foo ) { return os << foo.get (); } 30 31 #endif 32