libstdc++
complex.h
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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