summaryrefslogtreecommitdiff
path: root/test/std/language.support/support.exception/except.nested/assign.pass.cpp
blob: 972649579b1e82f5730811f256137191f252c8b0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

// <exception>

// class nested_exception;

// nested_exception& operator=(const nested_exception&) throw() = default;

#include <exception>
#include <cassert>

#include "test_macros.h"

class A
{
    int data_;
public:
    explicit A(int data) : data_(data) {}

    friend bool operator==(const A& x, const A& y) {return x.data_ == y.data_;}
};

int main(int, char**)
{
    {
        std::nested_exception e0;
        std::nested_exception e;
        e = e0;
        assert(e.nested_ptr() == nullptr);
    }
#ifndef TEST_HAS_NO_EXCEPTIONS
    {
        try
        {
            throw A(2);
            assert(false);
        }
        catch (const A&)
        {
            std::nested_exception e0;
            std::nested_exception e;
            e = e0;
            assert(e.nested_ptr() != nullptr);
            try
            {
                rethrow_exception(e.nested_ptr());
                assert(false);
            }
            catch (const A& a)
            {
                assert(a == A(2));
            }
        }
    }
#endif

  return 0;
}