xref: /freebsd/contrib/llvm-project/libcxx/include/__utility/auto_cast.h (revision 06c3fb2749bda94cb5201f81ffdb8fa6c3161b2e)
10eae32dcSDimitry Andric // -*- C++ -*-
20eae32dcSDimitry Andric //===----------------------------------------------------------------------===//
30eae32dcSDimitry Andric //
40eae32dcSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
50eae32dcSDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
60eae32dcSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
70eae32dcSDimitry Andric //
80eae32dcSDimitry Andric //===----------------------------------------------------------------------===//
90eae32dcSDimitry Andric 
100eae32dcSDimitry Andric #ifndef _LIBCPP___UTILITY_AUTO_CAST_H
110eae32dcSDimitry Andric #define _LIBCPP___UTILITY_AUTO_CAST_H
120eae32dcSDimitry Andric 
130eae32dcSDimitry Andric #include <__config>
14bdd1243dSDimitry Andric #include <__type_traits/decay.h>
150eae32dcSDimitry Andric 
160eae32dcSDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
170eae32dcSDimitry Andric #  pragma GCC system_header
180eae32dcSDimitry Andric #endif
190eae32dcSDimitry Andric 
20*06c3fb27SDimitry Andric #define _LIBCPP_AUTO_CAST(expr) static_cast<::std::__decay_t<decltype((expr))> >(expr)
210eae32dcSDimitry Andric 
220eae32dcSDimitry Andric #endif // _LIBCPP___UTILITY_AUTO_CAST_H
23