| // { dg-do compile } |
| // { dg-options "-std=gnu++0x" } |
| |
| // Copyright (C) 2011-2014 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| #include <chrono> |
| #include <testsuite_hooks.h> |
| |
| int main() |
| { |
| bool test __attribute__((unused)) = true; |
| using namespace std::chrono; |
| |
| typedef time_point<system_clock> time_type; |
| |
| constexpr time_type t1(seconds(1)); |
| constexpr time_type t2(seconds(30)); |
| constexpr time_type t3(seconds(60)); |
| |
| constexpr duration<int> d0(12); |
| constexpr duration<int> d1(3); |
| |
| constexpr auto r1 __attribute__((unused)) = t1 + d0; |
| constexpr auto r2 __attribute__((unused)) = d1 + t2; |
| |
| constexpr auto r3 __attribute__((unused)) = t1 - d0; |
| constexpr auto r4 __attribute__((unused)) = t2 - t3; |
| |
| return 0; |
| } |