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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/30_threads/stop_token/stop_token/stop_possible.cc
1 // Copyright (C) 2020-2023 Free Software Foundation, Inc.
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)
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.
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/>.
18 // { dg-options "-std=gnu++2a" }
19 // { dg-add-options libatomic }
20 // { dg-do run { target c++2a } }
24 #include <testsuite_hooks.h>
29 std::stop_source ssrc
;
30 std::stop_token tok
= ssrc
.get_token();
31 VERIFY(tok
.stop_possible());
34 VERIFY(tok
.stop_possible());
40 std::stop_token tok
= std::stop_source().get_token();
42 // stop_possible() is false when there is no associated stop_source
43 VERIFY(!tok
.stop_possible());