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___CXX03___BIT_INVERT_IF_H 10 #define _LIBCPP___CXX03___BIT_INVERT_IF_H 11 12 #include <__cxx03/__config> 13 14 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 15 # pragma GCC system_header 16 #endif 17 18 _LIBCPP_BEGIN_NAMESPACE_STD 19 20 template <bool _Invert, class _Tp> __invert_if(_Tp __v)21_LIBCPP_HIDE_FROM_ABI _Tp __invert_if(_Tp __v) { 22 if (_Invert) 23 return ~__v; 24 return __v; 25 } 26 27 _LIBCPP_END_NAMESPACE_STD 28 29 #endif // _LIBCPP___CXX03___BIT_INVERT_IF_H 30