1e78f53d1SNikolas Klauser // -*- C++ -*- 2e78f53d1SNikolas Klauser //===----------------------------------------------------------------------===// 3e78f53d1SNikolas Klauser // 4e78f53d1SNikolas Klauser // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5e78f53d1SNikolas Klauser // See https://llvm.org/LICENSE.txt for license information. 6e78f53d1SNikolas Klauser // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7e78f53d1SNikolas Klauser // 8e78f53d1SNikolas Klauser //===----------------------------------------------------------------------===// 9e78f53d1SNikolas Klauser 10*ce777190SNikolas Klauser #ifndef _LIBCPP___CXX03___CHRONO_CONCEPTS_H 11*ce777190SNikolas Klauser #define _LIBCPP___CXX03___CHRONO_CONCEPTS_H 12e78f53d1SNikolas Klauser 1373fbae83SNikolas Klauser #include <__cxx03/__chrono/hh_mm_ss.h> 1473fbae83SNikolas Klauser #include <__cxx03/__chrono/time_point.h> 1573fbae83SNikolas Klauser #include <__cxx03/__config> 1673fbae83SNikolas Klauser #include <__cxx03/__type_traits/is_specialization.h> 17e78f53d1SNikolas Klauser 18e78f53d1SNikolas Klauser #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 19e78f53d1SNikolas Klauser # pragma GCC system_header 20e78f53d1SNikolas Klauser #endif 21e78f53d1SNikolas Klauser 22e78f53d1SNikolas Klauser _LIBCPP_BEGIN_NAMESPACE_STD 23e78f53d1SNikolas Klauser 24e78f53d1SNikolas Klauser #if _LIBCPP_STD_VER >= 20 25e78f53d1SNikolas Klauser 26e78f53d1SNikolas Klauser template <class _Tp> 27e78f53d1SNikolas Klauser concept __is_hh_mm_ss = __is_specialization_v<_Tp, chrono::hh_mm_ss>; 28e78f53d1SNikolas Klauser 29e78f53d1SNikolas Klauser template <class _Tp> 30e78f53d1SNikolas Klauser concept __is_time_point = __is_specialization_v<_Tp, chrono::time_point>; 31e78f53d1SNikolas Klauser 32e78f53d1SNikolas Klauser #endif // _LIBCPP_STD_VER >= 20 33e78f53d1SNikolas Klauser 34e78f53d1SNikolas Klauser _LIBCPP_END_NAMESPACE_STD 35e78f53d1SNikolas Klauser 36*ce777190SNikolas Klauser #endif // _LIBCPP___CXX03___CHRONO_CONCEPTS_H 37