1 // -*- C++ -*-
2 //===----------------------------------------------------------------------===//
3 //
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef _LIBCPP___CHRONO_HIGH_RESOLUTION_CLOCK_H
11 #define _LIBCPP___CHRONO_HIGH_RESOLUTION_CLOCK_H
12 
13 #include <__chrono/steady_clock.h>
14 #include <__chrono/system_clock.h>
15 #include <__config>
16 
17 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
18 #pragma GCC system_header
19 #endif
20 
21 _LIBCPP_BEGIN_NAMESPACE_STD
22 
23 namespace chrono
24 {
25 
26 #ifndef _LIBCPP_HAS_NO_MONOTONIC_CLOCK
27 typedef steady_clock high_resolution_clock;
28 #else
29 typedef system_clock high_resolution_clock;
30 #endif
31 
32 } // namespace chrono
33 
34 _LIBCPP_END_NAMESPACE_STD
35 
36 #endif // _LIBCPP___CHRONO_HIGH_RESOLUTION_CLOCK_H
37