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// REQUIRES: c++03 || c++11 || c++14
10
11// test get_unexpected
12
13#include <exception>
14#include <cassert>
15#include <cstdlib>
16
17#include "test_macros.h"
18
19void f1() {}
20void f2() {}
21
22void f3()
23{
24 std::exit(status: 0);
25}
26
27int main(int, char**)
28{
29
30 std::unexpected_handler old = std::get_unexpected();
31 // verify there is a previous unexpected handler
32 assert(old);
33 std::set_unexpected(f1);
34 assert(std::get_unexpected() == f1);
35 // verify f1 was replace with f2
36 std::set_unexpected(f2);
37 assert(std::get_unexpected() == f2);
38 // verify calling original unexpected handler calls terminate
39 std::set_terminate(f3);
40 (*old)();
41 assert(0);
42
43 return 0;
44}
45

source code of libcxx/test/std/depr/exception.unexpected/set.unexpected/get_unexpected.pass.cpp