1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <memory>
10 
11 // template <class X> class auto_ptr;
12 
13 // template<class Y> operator auto_ptr_ref<Y>() throw();
14 
15 // REQUIRES: c++03 || c++11 || c++14
16 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS
17 
18 #include <memory>
19 #include <cassert>
20 
21 #include "test_macros.h"
22 #include "../AB.h"
23 
24 void
test()25 test()
26 {
27     B* p1 = new B(1);
28     std::auto_ptr<B> ap1(p1);
29     std::auto_ptr_ref<A> apr = ap1;
30     std::auto_ptr<A> ap2(apr);
31     assert(ap1.get() == nullptr);
32     assert(ap2.get() == p1);
33     ap2.release();
34     delete p1;
35 }
36 
main(int,char **)37 int main(int, char**)
38 {
39     test();
40 
41   return 0;
42 }
43