ce7b39d0fc
* testsuite/20_util/integer_comparisons/equal.cc: Fix invalid assumption that long is wider than int. * testsuite/20_util/integer_comparisons/greater_equal.cc: Likewise. * testsuite/20_util/integer_comparisons/less.cc: Likewise. * testsuite/20_util/integer_comparisons/less_equal.cc: Likewise. * testsuite/20_util/integer_comparisons/not_equal.cc: Likewise.
75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
// Copyright (C) 2020 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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// { dg-options "-std=gnu++2a" }
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// { dg-do run { target c++2a } }
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#include <utility>
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#include <limits>
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#include <testsuite_hooks.h>
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void
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test01()
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{
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unsigned int u = std::numeric_limits<unsigned int>::max();
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int s = -1;
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VERIFY( !std::cmp_equal(s, u) );
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}
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constexpr bool
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test02()
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{
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unsigned int u = std::numeric_limits<unsigned int>::max();
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int s = -1;
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if (std::cmp_equal(s, u))
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throw 1;
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if (std::cmp_equal(u, s))
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throw 2;
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return true;
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}
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void
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test03()
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{
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short ss = -1;
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int s = -1;
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VERIFY( std::cmp_equal(s, ss) );
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VERIFY( std::cmp_equal(ss, s) );
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unsigned int u = (unsigned int) -1;
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VERIFY( !std::cmp_equal(s, u) );
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VERIFY( !std::cmp_equal(u, s) );
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VERIFY( !std::cmp_equal(ss, u) );
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VERIFY( !std::cmp_equal(u, ss) );
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unsigned long long ul = (unsigned long long) -1;
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VERIFY( !std::cmp_equal(s, ul) );
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VERIFY( !std::cmp_equal(ul, s) );
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VERIFY( !std::cmp_equal(ss, ul) );
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VERIFY( !std::cmp_equal(ul, ss) );
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VERIFY( !std::cmp_equal(u, ul) );
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VERIFY( !std::cmp_equal(ul, u) );
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}
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int
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main()
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{
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test01();
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static_assert( test02() );
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test03();
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}
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