| 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 | |