50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
// Copyright 2002 The Trustees of Indiana University.
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Boost.MultiArray Library
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// Authors: Ronald Garcia
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// Jeremy Siek
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// Andrew Lumsdaine
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// See http://www.boost.org/libs/multi_array for documentation.
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//
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// fail_csubarray3.cpp
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// Testing constness of subarray operations.
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//
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#include <boost/multi_array.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <boost/array.hpp>
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int
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main()
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{
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const int ndims=3;
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typedef boost::multi_array<int,ndims> array;
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boost::array<array::size_type,ndims> sma_dims = {{2,3,4}};
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array sma(sma_dims);
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int num = 0;
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for (array::index i = 0; i != 2; ++i)
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for (array::index j = 0; j != 3; ++j)
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for (array::index k = 0; k != 4; ++k)
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sma[i][j][k] = num++;
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const array& sma_const = sma;
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array::const_subarray<ndims-1>::type sba = sma_const[0];
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for (array::index j = 0; j != 3; ++j)
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for (array::index k = 0; k != 4; ++k)
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// FAIL! sba cannot be assigned to.
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sba[j][k] = num++;
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return boost::report_errors();
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}
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