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108 lines
3.8 KiB
C++
108 lines
3.8 KiB
C++
// { dg-options "-std=gnu++11" }
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// 2010-02-17 Paolo Carlini <paolo.carlini@oracle.com>
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//
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// Copyright (C) 2010-2015 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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#include <limits>
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#include <type_traits>
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#include <testsuite_hooks.h>
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template<typename T>
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void do_test_aux()
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{
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bool test __attribute__((unused)) = true;
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typedef std::numeric_limits<T> cv_limits;
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typedef std::numeric_limits<typename std::remove_cv<T>::type> limits;
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VERIFY( cv_limits::is_specialized == limits::is_specialized );
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VERIFY( cv_limits::min() == limits::min() );
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VERIFY( cv_limits::max() == limits::max() );
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VERIFY( cv_limits::lowest() == limits::lowest() );
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VERIFY( cv_limits::digits == limits::digits );
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VERIFY( cv_limits::digits10 == limits::digits10 );
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VERIFY( cv_limits::max_digits10 == limits::max_digits10 );
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VERIFY( cv_limits::is_signed == limits::is_signed );
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VERIFY( cv_limits::is_integer == limits::is_integer );
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VERIFY( cv_limits::is_exact == limits::is_exact );
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VERIFY( cv_limits::radix == limits::radix );
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VERIFY( cv_limits::epsilon() == limits::epsilon() );
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VERIFY( cv_limits::round_error() == limits::round_error() );
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VERIFY( cv_limits::min_exponent == limits::min_exponent );
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VERIFY( cv_limits::min_exponent10 == limits::min_exponent10 );
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VERIFY( cv_limits::max_exponent == limits::max_exponent );
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VERIFY( cv_limits::max_exponent10 == limits::max_exponent10 );
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VERIFY( cv_limits::has_infinity == limits::has_infinity );
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VERIFY( cv_limits::has_quiet_NaN == limits::has_quiet_NaN );
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VERIFY( cv_limits::has_signaling_NaN == limits::has_signaling_NaN );
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VERIFY( cv_limits::has_denorm == limits::has_denorm );
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VERIFY( cv_limits::has_denorm_loss == limits::has_denorm_loss );
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VERIFY( cv_limits::infinity() == limits::infinity() );
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if (!std::is_floating_point<T>::value)
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{
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VERIFY( cv_limits::quiet_NaN() == limits::quiet_NaN() );
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VERIFY( cv_limits::signaling_NaN() == limits::signaling_NaN() );
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}
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VERIFY( cv_limits::denorm_min() == limits::denorm_min() );
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VERIFY( cv_limits::is_iec559 == limits::is_iec559 );
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VERIFY( cv_limits::is_bounded == limits::is_bounded );
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VERIFY( cv_limits::is_modulo == limits::is_modulo );
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VERIFY( cv_limits::traps == limits::traps );
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VERIFY( cv_limits::tinyness_before == limits::tinyness_before );
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VERIFY( cv_limits::round_style == limits::round_style );
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}
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template<typename T>
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void
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do_test()
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{
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do_test_aux<T>();
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do_test_aux<const T>();
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do_test_aux<volatile T>();
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do_test_aux<const volatile T>();
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}
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// DR 559.
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int main()
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{
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do_test<bool>();
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do_test<char>();
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do_test<signed char>();
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do_test<unsigned char>();
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do_test<wchar_t>();
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do_test<char16_t>();
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do_test<char32_t>();
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do_test<short>();
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do_test<unsigned short>();
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do_test<int>();
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do_test<unsigned int>();
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do_test<long>();
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do_test<unsigned long>();
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do_test<long long>();
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do_test<unsigned long long>();
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// GNU Extensions.
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#ifdef _GLIBCXX_USE_INT128
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do_test<__int128>();
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do_test<unsigned __int128>();
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#endif
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do_test<float>();
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do_test<double>();
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do_test<long double>();
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return 0;
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}
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