[PR c++/84492] stmt expr ending with overload
[official-gcc.git] / libstdc++-v3 / testsuite / 30_threads / async / except.cc
blobf25ad180592620ee9e402dea534591d15a0088e2
1 // { dg-do run }
2 // { dg-options "-pthread" }
3 // { dg-require-effective-target c++11 }
4 // { dg-require-effective-target pthread }
5 // { dg-require-cstdint "" }
6 // { dg-require-gthreads "" }
8 // Copyright (C) 2010-2018 Free Software Foundation, Inc.
9 //
10 // This file is part of the GNU ISO C++ Library. This library is free
11 // software; you can redistribute it and/or modify it under the
12 // terms of the GNU General Public License as published by the
13 // Free Software Foundation; either version 3, or (at your option)
14 // any later version.
16 // This library is distributed in the hope that it will be useful,
17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 // GNU General Public License for more details.
21 // You should have received a copy of the GNU General Public License along
22 // with this library; see the file COPYING3. If not see
23 // <http://www.gnu.org/licenses/>.
26 #include <future>
27 #include <testsuite_hooks.h>
29 struct Chucky
31 Chucky() : copied(false) { }
33 Chucky(const Chucky& other) : copied(true)
35 if (other.copied)
36 return;
37 other.copied = true;
38 using namespace std;
39 // Throw on first DECAY_COPY to simulate inability to start a new thread.
40 throw system_error(make_error_code(errc::resource_unavailable_try_again));
43 void operator()() const { }
45 mutable bool copied;
48 void test01()
50 using namespace std;
52 future<void> f = async(Chucky{});
53 VERIFY( f.wait_for(chrono::seconds(100)) == future_status::deferred );
55 bool caught = false;
56 try {
57 f = async(launch::async, Chucky{});
58 } catch (const system_error&) {
59 caught = true;
61 VERIFY( caught );
64 int main()
66 test01();