// 2001-02-06 Benjamin Kosnik // Copyright (C) 2001, 2003 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 2, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING. If not, write to the Free // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, // USA. // 17.4.1.2 Headers, cstddef #include namespace gnu { struct test_type { int i; int j; }; void test01() { std::size_t i __attribute__((unused)) = offsetof(struct test_type, i); #ifndef offsetof #error "offsetof_must_be_a_macro" #endif } } int main() { gnu::test01(); return 0; }