1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2013-2020 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18#if 0
19# define HEADER 1
20#endif
21#if 1
22# undef HEADER
23# define HEADER 2
24void header_two_func (void) {}
25#endif
26#if 0
27/* #include "header.h" does not work, why?  */
28# include <header.h>
29#endif
30