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// default_delete
12
13// convert constructor
14
15#include <memory>
16#include <cassert>
17
18#include "test_macros.h"
19#include "unique_ptr_test_helper.h"
20
21TEST_CONSTEXPR_CXX23 bool test() {
22 std::default_delete<B> d2;
23 std::default_delete<A> d1 = d2;
24 A* p = new B;
25 if (!TEST_IS_CONSTANT_EVALUATED) {
26 assert(A::count == 1);
27 assert(B::count == 1);
28 }
29
30 d1(p);
31
32 if (!TEST_IS_CONSTANT_EVALUATED) {
33 assert(A::count == 0);
34 assert(B::count == 0);
35 }
36
37 return true;
38}
39
40int main(int, char**) {
41 test();
42#if TEST_STD_VER >= 23
43 static_assert(test());
44#endif
45
46 return 0;
47}
48

source code of libcxx/test/std/utilities/smartptr/unique.ptr/unique.ptr.dltr/unique.ptr.dltr.dflt/convert_ctor.pass.cpp