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59 lines
1.9 KiB
C++
59 lines
1.9 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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#ifdef __CHAR_UNSIGNED__
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#define char_is_signed false
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#else
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#define char_is_signed true
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#endif
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void test_sign()
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{
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bool test __attribute__((unused)) = true;
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VERIFY( std::numeric_limits<char>::is_signed == char_is_signed );
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VERIFY( std::numeric_limits<signed char>::is_signed == true );
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VERIFY( std::numeric_limits<unsigned char>::is_signed == false );
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VERIFY( std::numeric_limits<short>::is_signed == true );
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VERIFY( std::numeric_limits<unsigned short>::is_signed == false );
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VERIFY( std::numeric_limits<int>::is_signed == true );
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VERIFY( std::numeric_limits<unsigned>::is_signed == false );
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VERIFY( std::numeric_limits<long>::is_signed == true );
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VERIFY( std::numeric_limits<unsigned long>::is_signed == false );
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VERIFY( std::numeric_limits<float>::is_signed == true );
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VERIFY( std::numeric_limits<double>::is_signed == true );
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VERIFY( std::numeric_limits<long double>::is_signed == true );
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}
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int main()
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{
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test_sign();
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return 0;
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}
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