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48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
// { dg-add-options ieee }
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// 1999-08-23 bkoz
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// Copyright (C) 1999-2015 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// 18.2.1.1 template class numeric_limits
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#include <limits>
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#include <limits.h>
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#include <float.h>
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#include <cwchar>
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#include <testsuite_hooks.h>
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template<typename T>
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void test_epsilon()
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{
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bool test __attribute__((unused)) = true;
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T epsilon = std::numeric_limits<T>::epsilon();
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T one = 1;
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VERIFY( one != (one + epsilon) );
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}
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int main()
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{
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test_epsilon<float>();
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test_epsilon<double>();
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test_epsilon<long double>();
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return 0;
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}
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