mirror of git://gcc.gnu.org/git/gcc.git
67 lines
2.7 KiB
C++
67 lines
2.7 KiB
C++
// { dg-do run { target c++14 } }
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// Copyright (C) 2015-2016 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 moved_to 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 <experimental/propagate_const>
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#include <testsuite_hooks.h>
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using std::experimental::propagate_const;
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using std::hash;
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int main()
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{
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int x[2];
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propagate_const<int*> xx1{&x[0]};
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propagate_const<int*> xx2{&x[1]};
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VERIFY(xx1 == xx1);
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VERIFY(xx1 != xx2);
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VERIFY(xx1 < xx2);
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VERIFY(xx2 > xx1);
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VERIFY(xx1 <= xx2);
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VERIFY(xx2 >= xx1);
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VERIFY(xx1 <= xx1);
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VERIFY(xx2 >= xx2);
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VERIFY(std::equal_to<propagate_const<int*>>{}(xx1, xx1));
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VERIFY(std::not_equal_to<propagate_const<int*>>{}(xx1, xx2));
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VERIFY(std::less<propagate_const<int*>>{}(xx1, xx2));
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VERIFY(std::greater<propagate_const<int*>>{}(xx2, xx1));
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VERIFY(std::less_equal<propagate_const<int*>>{}(xx1, xx2));
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VERIFY(std::greater_equal<propagate_const<int*>>{}(xx2, xx1));
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VERIFY(std::less_equal<propagate_const<int*>>{}(xx1, xx1));
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VERIFY(std::greater_equal<propagate_const<int*>>{}(xx2, xx2));
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static constexpr int x2[2]{};
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constexpr propagate_const<const int*> xx3{&x2[0]};
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constexpr propagate_const<const int*> xx4{&x2[1]};
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static_assert(xx3 == xx3, "");
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static_assert(xx3 != xx4, "");
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static_assert(xx3 < xx4, "");
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static_assert(xx4 > xx3, "");
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static_assert(xx3 <= xx4, "");
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static_assert(xx4 >= xx3, "");
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static_assert(xx3 <= xx3, "");
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static_assert(xx4 >= xx4, "");
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static_assert(std::equal_to<propagate_const<const int*>>{}(xx3, xx3), "");
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static_assert(std::not_equal_to<propagate_const<const int*>>{}(xx3, xx4), "");
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static_assert(std::less<propagate_const<const int*>>{}(xx3, xx4), "");
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static_assert(std::greater<propagate_const<const int*>>{}(xx4, xx3), "");
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static_assert(std::less_equal<propagate_const<const int*>>{}(xx3, xx4), "");
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static_assert(std::greater_equal<propagate_const<const int*>>{}(xx4, xx3), "");
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static_assert(std::less_equal<propagate_const<const int*>>{}(xx3, xx3), "");
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static_assert(std::greater_equal<propagate_const<const int*>>{}(xx4, xx4), "");
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}
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