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 // bool unique() const; 15 16 #include <memory> 17 #include <cassert> 18 main()19int main() 20 { 21 const std::shared_ptr<int> p(new int(32)); 22 assert(p.unique()); 23 { 24 std::shared_ptr<int> p2 = p; 25 assert(!p.unique()); 26 } 27 assert(p.unique()); 28 } 29