181ad6265SDimitry Andric // -*- C++ -*- 281ad6265SDimitry Andric //===----------------------------------------------------------------------===// 381ad6265SDimitry Andric // 481ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 581ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 681ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 781ad6265SDimitry Andric // 881ad6265SDimitry Andric //===----------------------------------------------------------------------===// 981ad6265SDimitry Andric 1081ad6265SDimitry Andric #ifndef _LIBCPP___CHRONO_LITERALS_H 1181ad6265SDimitry Andric #define _LIBCPP___CHRONO_LITERALS_H 1281ad6265SDimitry Andric 1381ad6265SDimitry Andric #include <__chrono/day.h> 1481ad6265SDimitry Andric #include <__chrono/year.h> 1581ad6265SDimitry Andric #include <__config> 1681ad6265SDimitry Andric 1781ad6265SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 1881ad6265SDimitry Andric # pragma GCC system_header 1981ad6265SDimitry Andric #endif 2081ad6265SDimitry Andric 2106c3fb27SDimitry Andric #if _LIBCPP_STD_VER >= 20 2281ad6265SDimitry Andric 2381ad6265SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 2481ad6265SDimitry Andric 25*cb14a3feSDimitry Andric inline namespace literals { 26*cb14a3feSDimitry Andric inline namespace chrono_literals { 27*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI constexpr chrono::day operator""d(unsigned long long __d) noexcept { 2881ad6265SDimitry Andric return chrono::day(static_cast<unsigned>(__d)); 2981ad6265SDimitry Andric } 3081ad6265SDimitry Andric 31*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI constexpr chrono::year operator""y(unsigned long long __y) noexcept { 3281ad6265SDimitry Andric return chrono::year(static_cast<int>(__y)); 3381ad6265SDimitry Andric } 3481ad6265SDimitry Andric } // namespace chrono_literals 3581ad6265SDimitry Andric } // namespace literals 3681ad6265SDimitry Andric 3781ad6265SDimitry Andric namespace chrono { // hoist the literals into namespace std::chrono 3881ad6265SDimitry Andric using namespace literals::chrono_literals; 3981ad6265SDimitry Andric } // namespace chrono 4081ad6265SDimitry Andric 4181ad6265SDimitry Andric _LIBCPP_END_NAMESPACE_STD 4281ad6265SDimitry Andric 4306c3fb27SDimitry Andric #endif // _LIBCPP_STD_VER >= 20 4481ad6265SDimitry Andric 4581ad6265SDimitry Andric #endif // _LIBCPP___CHRONO_LITERALS_H 46