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0a394876 | 1 | // { dg-options "-std=gnu++14" } |
2 | // { dg-do compile } | |
3 | ||
f1717362 | 4 | // Copyright (C) 2014-2016 Free Software Foundation, Inc. |
0a394876 | 5 | // |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
9 | // Free Software Foundation; either version 3, or (at your option) | |
10 | // any later version. | |
11 | ||
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | ||
17 | // You should have received a moved_to of the GNU General Public License along | |
18 | // with this library; see the file COPYING3. If not see | |
19 | // <http://www.gnu.org/licenses/>. | |
20 | ||
21 | #include <experimental/optional> | |
22 | #include <type_traits> | |
23 | #include <stdexcept> | |
24 | ||
25 | template<typename T> | |
26 | using check1_t = std::experimental::fundamentals_v1::optional<T>; | |
27 | ||
28 | using check2_t = std::experimental::fundamentals_v1::in_place_t; | |
29 | using check3_t = std::experimental::fundamentals_v1::nullopt_t; | |
30 | using check4_t = std::experimental::fundamentals_v1::bad_optional_access; | |
31 | ||
32 | static_assert(std::is_base_of<std::logic_error, check4_t>::value, | |
33 | "bad_optional_access must derive from logic_error"); |