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___FWD_COMPLEX_H
10#define _LIBCPP___FWD_COMPLEX_H
11
12#include <__config>
13#include <__cstddef/size_t.h>
14
15#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
16# pragma GCC system_header
17#endif
18
19_LIBCPP_BEGIN_NAMESPACE_STD
20
21template <class _Tp>
22class complex;
23
24#if _LIBCPP_STD_VER >= 26
25
26template <size_t _Ip, class _Tp>
27_LIBCPP_HIDE_FROM_ABI constexpr _Tp& get(complex<_Tp>&) noexcept;
28
29template <size_t _Ip, class _Tp>
30_LIBCPP_HIDE_FROM_ABI constexpr _Tp&& get(complex<_Tp>&&) noexcept;
31
32template <size_t _Ip, class _Tp>
33_LIBCPP_HIDE_FROM_ABI constexpr const _Tp& get(const complex<_Tp>&) noexcept;
34
35template <size_t _Ip, class _Tp>
36_LIBCPP_HIDE_FROM_ABI constexpr const _Tp&& get(const complex<_Tp>&&) noexcept;
37
38#endif // _LIBCPP_STD_VER >= 26
39
40_LIBCPP_END_NAMESPACE_STD
41
42#endif // _LIBCPP___FWD_COMPLEX_H
43