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// <memory> 11 12// shared_ptr 13 14// template<class T, class U> bool operator==(const shared_ptr<T>& a, const shared_ptr<U>& b); 15// template<class T, class U> bool operator!=(const shared_ptr<T>& a, const shared_ptr<U>& b); 16 17#include <memory> 18#include <cassert> 19 20void do_nothing(int*) {} 21 22int main() 23{ 24 int* ptr1(new int); 25 int* ptr2(new int); 26 const std::shared_ptr<int> p1(ptr1); 27 const std::shared_ptr<int> p2(ptr2); 28 const std::shared_ptr<int> p3(ptr2, do_nothing); 29 assert(p1 != p2); 30 assert(p2 == p3); 31} 32