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 16#include <memory> 17#include <cassert> 18 19void do_nothing(int*) {} 20 21int main() 22{ 23 int* ptr1(new int); 24 int* ptr2(new int); 25 const std::shared_ptr<int> p1(ptr1); 26 const std::shared_ptr<int> p2(ptr2); 27 const std::shared_ptr<int> p3(ptr2, do_nothing); 28 assert((p1 < p2) == (ptr1 < ptr2)); 29 assert(!(p2 < p3) && !(p3 < p2)); 30} 31