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// shared_ptr
12
13// template<class Y> shared_ptr(const shared_ptr<Y>& r);
14
15#include <memory>
16#include <type_traits>
17#include <utility>
18
19#include "test_macros.h"
20
21struct A {
22 int x = 42;
23};
24
25struct ADel : std::default_delete<A> {
26 typedef A* pointer;
27};
28
29int main(int, char**) {
30 static_assert(!(std::is_convertible<A, int>::value), "");
31
32 {
33 std::shared_ptr<A> pA;
34 std::shared_ptr<int> pi(pA); // expected-error {{no matching constructor for initialization of 'std::shared_ptr<int>'}}
35 }
36 {
37 std::shared_ptr<A> pA;
38 std::shared_ptr<int> pi(std::move(pA)); // expected-error {{no matching constructor for initialization of 'std::shared_ptr<int>'}}
39 }
40 {
41 std::weak_ptr<A> pA;
42 std::shared_ptr<int> pi(std::move(pA)); // expected-error {{no matching constructor for initialization of 'std::shared_ptr<int>'}}
43 }
44
45#if TEST_STD_VER > 14
46 {
47 std::unique_ptr<int, ADel> ui;
48 std::shared_ptr<int> pi(std::move(ui)); // expected-error {{no matching constructor for initialization of 'std::shared_ptr<int>'}}
49 }
50#endif
51
52 return 0;
53}
54

source code of libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.const/shared_ptr_copy_move.verify.cpp