1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef _LIBCPP___ATOMIC_CONTENTION_T_H
10 #define _LIBCPP___ATOMIC_CONTENTION_T_H
11 
12 #include <__atomic/cxx_atomic_impl.h>
13 #include <__config>
14 #include <cstdint>
15 
16 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
17 #  pragma GCC system_header
18 #endif
19 
20 _LIBCPP_BEGIN_NAMESPACE_STD
21 
22 #if defined(__linux__) || (defined(_AIX) && !defined(__64BIT__))
23     using __cxx_contention_t = int32_t;
24 #else
25     using __cxx_contention_t = int64_t;
26 #endif // __linux__ || (_AIX && !__64BIT__)
27 
28 using __cxx_atomic_contention_t = __cxx_atomic_impl<__cxx_contention_t>;
29 
30 _LIBCPP_END_NAMESPACE_STD
31 
32 #endif // _LIBCPP___ATOMIC_CONTENTION_T_H
33