libstdc++-v3/testsuite/18_support/unexpected_handler.cc

   1 // Copyright (C) 2013-2024 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-options "-Wno-deprecated-declarations" }
  19 // { dg-do run { target { c++11 && { ! c++23 } } } }
  20
  21 // D.11 Violating exception-specifications
  22
  23 #include <exception>
  24 #include <cstdlib>
  25 #include <testsuite_hooks.h>
  26
  27 void handler() { std::abort(); }
  28
  29 void test01()
  30 {
  31   auto prev = std::set_unexpected(handler);
  32   VERIFY( prev != handler );
  33   auto curr = std::get_unexpected();
  34   VERIFY( curr == handler );
  35 }
  36
  37 int main()
  38 {
  39   test01();
  40   return 0;
  41 }