v1/__fwd/complex.h

0001 //===---------------------------------------------------------------------===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===---------------------------------------------------------------------===//
0008
0009 #ifndef _LIBCPP___FWD_COMPLEX_H
0010 #define _LIBCPP___FWD_COMPLEX_H
0011
0012 #include <__config>
0013 #include <__cstddef/size_t.h>
0014
0015 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
0016 #  pragma GCC system_header
0017 #endif
0018
0019 _LIBCPP_BEGIN_NAMESPACE_STD
0020
0021 template <class _Tp>
0022 class _LIBCPP_TEMPLATE_VIS complex;
0023
0024 #if _LIBCPP_STD_VER >= 26
0025
0026 template <size_t _Ip, class _Tp>
0027 _LIBCPP_HIDE_FROM_ABI constexpr _Tp& get(complex<_Tp>&) noexcept;
0028
0029 template <size_t _Ip, class _Tp>
0030 _LIBCPP_HIDE_FROM_ABI constexpr _Tp&& get(complex<_Tp>&&) noexcept;
0031
0032 template <size_t _Ip, class _Tp>
0033 _LIBCPP_HIDE_FROM_ABI constexpr const _Tp& get(const complex<_Tp>&) noexcept;
0034
0035 template <size_t _Ip, class _Tp>
0036 _LIBCPP_HIDE_FROM_ABI constexpr const _Tp&& get(const complex<_Tp>&&) noexcept;
0037
0038 #endif // _LIBCPP_STD_VER >= 26
0039
0040 _LIBCPP_END_NAMESPACE_STD
0041
0042 #endif // _LIBCPP___FWD_COMPLEX_H