| // { dg-do run { target c++11 } } |
| // { dg-add-options ieee } |
| |
| // 2010-02-25 Ed Smith-Rowland |
| |
| // Copyright (C) 2010-2021 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 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 <testsuite_hooks.h> |
| |
| template<typename T> |
| void |
| do_test() |
| { |
| T limits_min = std::numeric_limits<T>::min(); |
| T limits_max = std::numeric_limits<T>::max(); |
| if (std::numeric_limits<T>::is_integer) |
| VERIFY( std::numeric_limits<T>::lowest() == limits_min ); |
| else |
| VERIFY( std::numeric_limits<T>::lowest() == -limits_max ); |
| } |
| |
| void test01() |
| { |
| do_test<char>(); |
| do_test<signed char>(); |
| do_test<unsigned char>(); |
| do_test<wchar_t>(); |
| #ifdef _GLIBCXX_USE_CHAR8_T |
| do_test<char8_t>(); |
| #endif |
| do_test<char16_t>(); |
| do_test<char32_t>(); |
| |
| do_test<short>(); |
| do_test<unsigned short>(); |
| |
| do_test<int>(); |
| do_test<unsigned int>(); |
| |
| do_test<long>(); |
| do_test<unsigned long>(); |
| |
| do_test<long long>(); |
| do_test<unsigned long long>(); |
| |
| // GNU Extensions. |
| #ifdef __SIZEOF_INT128__ |
| do_test<__int128>(); |
| do_test<unsigned __int128>(); |
| #endif |
| |
| do_test<float>(); |
| do_test<double>(); |
| do_test<long double>(); |
| } |
| |
| int main() |
| { |
| test01(); |
| return 0; |
| } |