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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/30_threads/shared_lock/locking/clock_neg.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-do compile { target c++20 } }
20 #include <shared_mutex>
24 // no clok::rep or clok::period defined
25 using duration
= std::chrono::milliseconds
;
26 using time_point
= std::chrono::time_point
<clok
>;
27 static constexpr bool is_steady
= false;
28 static time_point
now();
34 std::shared_timed_mutex m
;
35 std::shared_lock
<std::shared_timed_mutex
> l(m
, std::defer_lock
);
36 (void) l
.try_lock_until(clok::now()); // { dg-error "here" }
41 using duration
= std::chrono::milliseconds
;
42 using rep
= duration::rep
;
43 using period
= duration::period
;
44 // cloc::time_point::duration should be the same as cloc::duration:
45 using time_point
= std::chrono::time_point
<cloc
, std::chrono::seconds
>;
46 static constexpr bool is_steady
= false;
47 static time_point
now();
53 std::shared_timed_mutex m
;
54 std::shared_lock
<std::shared_timed_mutex
> l(m
, std::defer_lock
);
55 (void) l
.try_lock_until(cloc::now()); // { dg-error "here" }
58 // { dg-error "static assertion failed" "" { target *-*-* } 0 }