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___BIT_INVERT_IF_H 10 #define _LIBCPP___BIT_INVERT_IF_H 11 12 #include <__concepts/arithmetic.h> 13 #include <__config> 14 15 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 16 # pragma GCC system_header 17 #endif 18 19 _LIBCPP_BEGIN_NAMESPACE_STD 20 21 template <bool _Invert, class _Tp> 22 _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _Tp __invert_if(_Tp __v) { 23 if (_Invert) 24 return ~__v; 25 return __v; 26 } 27 28 _LIBCPP_END_NAMESPACE_STD 29 30 #endif // _LIBCPP___BIT_INVERT_IF_H 31