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52066eae | 1 | // { dg-do run { target c++14 } } |
2b5ab1e4 | 2 | |
a5544970 | 3 | // Copyright (C) 2013-2019 Free Software Foundation, Inc. |
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4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
c7cbb4da | 16 | // You should have received a copy of the GNU General Public License along |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | #include <experimental/optional> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
23 | struct value_type | |
24 | { | |
25 | int i; | |
26 | }; | |
27 | ||
28 | int main() | |
29 | { | |
30 | { | |
31 | std::experimental::optional<value_type> o { value_type { 51 } }; | |
32 | VERIFY( o.value().i == 51 ); | |
33 | VERIFY( o.value().i == (*o).i ); | |
34 | VERIFY( &o.value().i == &(*o).i ); | |
35 | } | |
36 | ||
37 | { | |
38 | enum outcome_type { nothrow, caught, bad_catch }; | |
39 | ||
40 | outcome_type outcome {}; | |
41 | std::experimental::optional<value_type> o = std::experimental::nullopt; | |
42 | bool called = false; | |
43 | auto const eat = [&called](int) { called = true; }; | |
44 | ||
45 | try | |
46 | { | |
47 | eat(o.value().i); | |
48 | } | |
49 | catch(std::experimental::bad_optional_access const&) | |
50 | { outcome = caught; } | |
51 | catch(...) | |
52 | { outcome = bad_catch; } | |
53 | ||
54 | VERIFY( outcome == caught ); | |
55 | VERIFY( !called ); | |
56 | } | |
57 | } |