| // Copyright (C) 2016-2023 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/>. |
| |
| // { dg-options "-std=gnu++11" } |
| // { dg-do compile { target c++11 } } |
| |
| #include <chrono> |
| |
| using std::chrono::seconds; |
| using std::chrono::milliseconds; |
| |
| using fp_seconds = std::chrono::duration<float>; |
| |
| static_assert( std::chrono::__detail::ceil<seconds>(milliseconds(1000)) |
| == seconds(1) ); |
| static_assert( std::chrono::__detail::ceil<seconds>(milliseconds(1001)) |
| == seconds(2) ); |
| static_assert( std::chrono::__detail::ceil<seconds>(milliseconds(1500)) |
| == seconds(2) ); |
| static_assert( std::chrono::__detail::ceil<seconds>(milliseconds(1999)) |
| == seconds(2) ); |
| static_assert( std::chrono::__detail::ceil<seconds>(milliseconds(2000)) |
| == seconds(2) ); |
| static_assert( std::chrono::__detail::ceil<seconds>(milliseconds(2001)) |
| == seconds(3) ); |
| static_assert( std::chrono::__detail::ceil<seconds>(milliseconds(2500)) |
| == seconds(3) ); |
| static_assert( std::chrono::__detail::ceil<fp_seconds>(milliseconds(500)) |
| == fp_seconds{0.5f} ); |