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 // unique_ptr
12 
13 // test reset
14 
15 #include <memory>
16 #include <cassert>
17 
18 #include "test_macros.h"
19 #include "unique_ptr_test_helper.h"
20 
main(int,char **)21 int main(int, char**) {
22   {
23     std::unique_ptr<A> p(new A);
24     assert(A::count == 1);
25     assert(B::count == 0);
26     A* i = p.get();
27     assert(i != nullptr);
28     p.reset(new B);
29     assert(A::count == 1);
30     assert(B::count == 1);
31   }
32   assert(A::count == 0);
33   assert(B::count == 0);
34   {
35     std::unique_ptr<A> p(new B);
36     assert(A::count == 1);
37     assert(B::count == 1);
38     A* i = p.get();
39     assert(i != nullptr);
40     p.reset(new B);
41     assert(A::count == 1);
42     assert(B::count == 1);
43   }
44   assert(A::count == 0);
45   assert(B::count == 0);
46 
47   return 0;
48 }
49