58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
// Copyright (C) 2019-2021 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// { dg-options "-std=gnu++11" }
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// { dg-do run { target { c++11_only || c++14_only } } }
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#include <exception>
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#include <testsuite_hooks.h>
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void unex_handler() { __builtin_abort(); }
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void
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test01()
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{
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const std::unexpected_handler orig = std::get_unexpected();
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VERIFY( orig == std::terminate ); // GNU-specific behaviour
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std::unexpected_handler prev = std::set_unexpected(unex_handler);
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VERIFY( std::get_unexpected() == unex_handler );
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VERIFY( prev == orig );
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prev = std::set_unexpected(orig);
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VERIFY( std::get_unexpected() == orig );
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VERIFY( prev == unex_handler );
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}
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void
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test02()
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{
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// PR libstdc++/90682
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std::set_unexpected(0); // Undefined in C++98, unspecified in C++11 and C++14
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const std::unexpected_handler dfault = std::get_unexpected();
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VERIFY( dfault == std::terminate ); // GNU-specific behaviour
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const std::unexpected_handler prev = std::set_unexpected(0);
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VERIFY( prev == dfault );
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}
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int
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main()
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{
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test01();
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test02();
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}
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