1// -*- C++ -*- compatibility header.
2
3// Copyright (C) 2007-2021 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library. This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14// GNU General Public License for more details.
15
16// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
19
20// You should have received a copy of the GNU General Public License and
21// a copy of the GCC Runtime Library Exception along with this program;
22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23// <http://www.gnu.org/licenses/>.
24
25/** @file complex.h
26 * This is a Standard C++ Library header.
27 */
28
29#include <bits/c++config.h>
30
31#if __cplusplus >= 201103L
32# include <ccomplex>
33#endif
34
35#if __cplusplus >= 201103L && defined(__STRICT_ANSI__)
36// For strict modes do not include the C library's <complex.h>, see PR 82417.
37#elif _GLIBCXX_HAVE_COMPLEX_H
38# include_next <complex.h>
39# ifdef _GLIBCXX_COMPLEX
40// See PR56111, keep the macro in C++03 if possible.
41# undef complex
42# endif
43#endif
44
45#ifndef _GLIBCXX_COMPLEX_H
46#define _GLIBCXX_COMPLEX_H 1
47
48#endif
49

source code of include/c++/11/complex.h