182 lines
4.3 KiB
C++
182 lines
4.3 KiB
C++
// 2007-01-11 Paolo Carlini <pcarlini@suse.de>
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// Copyright (C) 2007-2016 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 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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#include <valarray>
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#include <testsuite_hooks.h>
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bool
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comp_vala(const std::valarray<int>& v1, const std::valarray<int>& v2)
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{
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if (v1.size() == v2.size())
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{
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for (size_t i = 0; i < v1.size(); ++i)
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if (v1[i] != v2[i])
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return false;
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return true;
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}
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return false;
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}
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void
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init_vala(std::valarray<int>& v, size_t first, size_t last, int val)
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{
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for (size_t i = first; i <= last; ++i)
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v[i] = val++;
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}
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// libstdc++/30416
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void test01()
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{
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bool test __attribute__((unused)) = true;
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using namespace std;
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// shift
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valarray<int> v1;
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valarray<int> v1_ris(v1.shift(0));
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VERIFY( comp_vala(v1, v1_ris) );
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valarray<int> v2;
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valarray<int> v2_ris(v2.shift(10));
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VERIFY( comp_vala(v2, v2_ris) );
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valarray<int> v3;
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valarray<int> v3_ris(v3.shift(-10));
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VERIFY( comp_vala(v3, v3_ris) );
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valarray<int> v4(10);
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valarray<int> v4_ris(v4.shift(0));
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VERIFY( comp_vala(v4, v4_ris) );
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valarray<int> v5(10);
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init_vala(v5, 0, 9, 1);
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valarray<int> v5_ref(10);
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valarray<int> v5_ris(v5.shift(16));
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VERIFY( comp_vala(v5_ris, v5_ref) );
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valarray<int> v6(10);
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init_vala(v6, 0, 9, 1);
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valarray<int> v6_ref(10);
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valarray<int> v6_ris(v6.shift(-16));
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VERIFY( comp_vala(v6_ris, v6_ref) );
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valarray<int> v7(10);
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init_vala(v7, 0, 9, 1);
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valarray<int> v7_ref(10);
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valarray<int> v7_ris(v7.shift(10));
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VERIFY( comp_vala(v7_ris, v7_ref) );
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valarray<int> v8(10);
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init_vala(v8, 0, 9, 1);
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valarray<int> v8_ref(10);
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valarray<int> v8_ris(v8.shift(-10));
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VERIFY( comp_vala(v8_ris, v8_ref) );
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valarray<int> v9(10);
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init_vala(v9, 0, 9, 1);
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valarray<int> v9_ref(10);
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init_vala(v9_ref, 0, 3, 7);
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valarray<int> v9_ris(v9.shift(6));
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VERIFY( comp_vala(v9_ris, v9_ref) );
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valarray<int> v10(10);
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init_vala(v10, 0, 9, 1);
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valarray<int> v10_ref(10);
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init_vala(v10_ref, 6, 9, 1);
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valarray<int> v10_ris(v10.shift(-6));
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VERIFY( comp_vala(v10_ris, v10_ref) );
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// cshift
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valarray<int> v11;
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valarray<int> v11_ris(v11.cshift(0));
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VERIFY( comp_vala(v11, v11_ris) );
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valarray<int> v12;
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valarray<int> v12_ris(v12.cshift(10));
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VERIFY( comp_vala(v12, v12_ris) );
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valarray<int> v13;
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valarray<int> v13_ris(v13.cshift(-10));
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VERIFY( comp_vala(v13, v13_ris) );
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valarray<int> v14(10);
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valarray<int> v14_ris(v14.cshift(0));
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VERIFY( comp_vala(v14, v14_ris) );
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valarray<int> v15(10);
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init_vala(v15, 0, 9, 1);
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valarray<int> v15_ref(10);
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init_vala(v15_ref, 0, 3, 7);
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init_vala(v15_ref, 4, 9, 1);
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valarray<int> v15_ris(v15.cshift(16));
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VERIFY( comp_vala(v15_ris, v15_ref) );
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valarray<int> v16(10);
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init_vala(v16, 0, 9, 1);
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valarray<int> v16_ref(10);
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init_vala(v16_ref, 0, 5, 5);
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init_vala(v16_ref, 6, 9, 1);
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valarray<int> v16_ris(v16.cshift(-16));
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VERIFY( comp_vala(v16_ris, v16_ref) );
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valarray<int> v17(10);
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init_vala(v17, 0, 9, 1);
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valarray<int> v17_ris(v15.cshift(10));
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VERIFY( comp_vala(v17, v17_ris) );
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valarray<int> v18(10);
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init_vala(v18, 0, 9, 1);
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valarray<int> v18_ris(v18.cshift(-10));
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VERIFY( comp_vala(v18, v18_ris) );
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valarray<int> v19(10);
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init_vala(v19, 0, 9, 1);
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valarray<int> v19_ref(10);
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init_vala(v19_ref, 0, 3, 7);
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init_vala(v19_ref, 4, 9, 1);
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valarray<int> v19_ris(v15.cshift(6));
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VERIFY( comp_vala(v19_ris, v19_ref) );
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valarray<int> v20(10);
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init_vala(v20, 0, 9, 1);
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valarray<int> v20_ref(10);
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init_vala(v20_ref, 0, 5, 5);
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init_vala(v20_ref, 6, 9, 1);
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valarray<int> v20_ris(v20.cshift(-6));
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VERIFY( comp_vala(v20_ris, v20_ref) );
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}
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int main()
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{
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test01();
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return 0;
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}
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