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1 // Copyright (C) 2020 Free Software Foundation, Inc.
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2 //
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3 // This file is part of the GNU ISO C++ Library. This library is free
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4 // software; you can redistribute it and/or modify it under the
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5 // terms of the GNU General Public License as published by the
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6 // Free Software Foundation; either version 3, or (at your option)
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7 // any later version.
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8
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9 // This library is distributed in the hope that it will be useful,
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10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 // GNU General Public License for more details.
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13
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14 // You should have received a copy of the GNU General Public License along
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15 // with this library; see the file COPYING3. If not see
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16 // <http://www.gnu.org/licenses/>.
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17
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18 // { dg-options "-std=gnu++2a" }
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19 // { dg-do run { target c++2a } }
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20
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21 #include <system_error>
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22 #include <testsuite_error.h>
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23
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24 void
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25 test01()
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26 {
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27 __gnu_test::test_category c1;
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28 VERIFY( std::is_eq(c1 <=> c1) );
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29 __gnu_test::test_derived_category c2;
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30 VERIFY( std::is_neq(c1 <=> c2) );
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31 }
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32
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33 void
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34 test02()
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35 {
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36 __gnu_test::test_category c1;
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37 VERIFY( c1 <= c1 );
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38 VERIFY( c1 >= c1 );
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39 __gnu_test::test_derived_category c2;
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40 VERIFY( (c1 < c2) || (c2 < c1) );
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41 VERIFY( (c1 > c2) || (c2 > c1) );
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42 }
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43
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44 int main()
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45 {
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46 test01();
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47 test02();
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48 }
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