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[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [18_support/] [numeric_limits/] [epsilon.cc] - Rev 783
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// { dg-add-options ieee } // 1999-08-23 bkoz // Copyright (C) 1999, 2001, 2002, 2003, 2004, 2009 Free Software Foundation // // 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 3, 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 COPYING3. If not see // <http://www.gnu.org/licenses/>. // 18.2.1.1 template class numeric_limits #include <limits> #include <limits.h> #include <float.h> #include <cwchar> #include <testsuite_hooks.h> template<typename T> void test_epsilon() { bool test __attribute__((unused)) = true; T epsilon = std::numeric_limits<T>::epsilon(); T one = 1; VERIFY( one != (one + epsilon) ); } int main() { test_epsilon<float>(); test_epsilon<double>(); test_epsilon<long double>(); return 0; }