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 // UNSUPPORTED: libcpp-no-exceptions
10 // <exception>
11 
12 // void rethrow_exception [[noreturn]] (exception_ptr p);
13 
14 #include <exception>
15 #include <cassert>
16 
17 struct A
18 {
19     static int constructed;
20     int data_;
21 
22     A(int data = 0) : data_(data) {++constructed;}
23     ~A() {--constructed;}
24     A(const A& a) : data_(a.data_) {++constructed;}
25 };
26 
27 int A::constructed = 0;
28 
29 int main()
30 {
31     {
32         std::exception_ptr p;
33         try
34         {
35             throw A(3);
36         }
37         catch (...)
38         {
39             p = std::current_exception();
40         }
41         try
42         {
43             std::rethrow_exception(p);
44             assert(false);
45         }
46         catch (const A& a)
47         {
48 #ifndef _LIBCPP_ABI_MICROSOFT
49             assert(A::constructed == 1);
50 #else
51             // On Windows the exception_ptr copies the exception
52             assert(A::constructed == 2);
53 #endif
54             assert(p != nullptr);
55             p = nullptr;
56             assert(p == nullptr);
57             assert(a.data_ == 3);
58             assert(A::constructed == 1);
59         }
60         assert(A::constructed == 0);
61     }
62     assert(A::constructed == 0);
63 }
64