mirror of
https://github.com/autc04/Retro68.git
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111 lines
2.3 KiB
C++
111 lines
2.3 KiB
C++
// Copyright (C) 2018-2019 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-do run { target c++11 } }
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#include <valarray>
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#include <testsuite_hooks.h>
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const std::valarray<int> v{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
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};
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bool
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all_of(const std::valarray<bool>& vals)
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{
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for (bool b : vals)
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if (!b)
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return false;
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return true;
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}
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void
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test01()
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{
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// PR libstdc++/83860
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const std::valarray<int> va(v), vb(v), vc(v);
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auto sum = va + vb + vc;
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std::valarray<int> vsum = sum;
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VERIFY( all_of( vsum == (3 * v) ) );
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}
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void
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test02()
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{
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auto neg = -(-v);
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std::valarray<int> vneg = neg;
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VERIFY( all_of( vneg == v ) );
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}
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void
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test03()
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{
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const std::valarray<int> va(v), vb(v);
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auto diff = va + -vb;
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std::valarray<int> vdiff = diff;
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VERIFY( all_of( vdiff == (va - vb) ) );
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}
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void
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test04()
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{
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const std::valarray<int> va(v), vb(v);
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auto sum = -va + -vb;
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std::valarray<int> vsum = sum;
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VERIFY( all_of( vsum == (-2 * v) ) );
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}
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void
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test05()
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{
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const std::valarray<int> va(v), vb(v);
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auto sum = -(-va + -vb);
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std::valarray<int> vsum = sum;
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VERIFY( all_of( vsum == (2 * v) ) );
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}
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void
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test06()
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{
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auto prod = 3 * +v * 2;
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std::valarray<int> vprod = prod;
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VERIFY( all_of( vprod == (6 * v) ) );
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}
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void
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test07()
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{
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const std::valarray<int> va(v), vb(v);
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auto valfun = [](int i) { return i; };
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auto reffun = [](const int& i) { return i; };
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auto sum = (va.apply(valfun) + vb.apply(reffun));
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std::valarray<int> vsum = sum;
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VERIFY( all_of( vsum == (va + vb) ) );
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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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test02();
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test03();
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test04();
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test05();
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test06();
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test07();
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}
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