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: c++03 |
10 | |
11 | #include <cxxabi.h> |
12 | #include <cassert> |
13 | #include <stdlib.h> |
14 | #include <exception> |
15 | #include <typeinfo> |
16 | |
17 | #include "test_macros.h" |
18 | |
19 | class Base { |
20 | virtual void foo() {}; |
21 | }; |
22 | |
23 | class Derived : public Base {}; |
24 | |
25 | Derived &test_bad_cast(Base& b) { |
26 | return dynamic_cast<Derived&>(b); |
27 | } |
28 | |
29 | Base gB; |
30 | |
31 | void my_terminate() { exit(status: 0); } |
32 | |
33 | int main () |
34 | { |
35 | // swap-out the terminate handler |
36 | void (*default_handler)() = std::get_terminate(); |
37 | std::set_terminate(my_terminate); |
38 | |
39 | #ifndef TEST_HAS_NO_EXCEPTIONS |
40 | try { |
41 | #endif |
42 | Derived &d = test_bad_cast(b&: gB); |
43 | assert(false); |
44 | ((void)d); |
45 | #ifndef TEST_HAS_NO_EXCEPTIONS |
46 | } catch (std::bad_cast const&) { |
47 | // success |
48 | return 0; |
49 | } catch (...) { |
50 | assert(false); |
51 | } |
52 | #endif |
53 | |
54 | // failure, restore the default terminate handler and fire |
55 | std::set_terminate(default_handler); |
56 | std::terminate(); |
57 | } |
58 | |