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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
commit483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch)
treee5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/boost/libs/multi_array/test/fail_cview3.cpp
parentInitial commit. (diff)
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Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/multi_array/test/fail_cview3.cpp')
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+// Copyright 2002 The Trustees of Indiana University.
+
+// Use, modification and distribution is subject to the Boost Software
+// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+// Boost.MultiArray Library
+// Authors: Ronald Garcia
+// Jeremy Siek
+// Andrew Lumsdaine
+// See http://www.boost.org/libs/multi_array for documentation.
+
+//
+// fail_cview3.cpp
+// ensure const_array_ref doesn't allow assignment.
+//
+
+#include <boost/multi_array.hpp>
+
+#include <boost/core/lightweight_test.hpp>
+
+#include <boost/array.hpp>
+#include <boost/type.hpp>
+
+int
+main()
+{
+ const int ndims=3;
+ typedef boost::multi_array<int,ndims> array;
+
+ boost::array<array::size_type,ndims> sma_dims = {{2,3,4}};
+
+ int data[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,
+ 14,15,16,17,18,19,20,21,22,23};
+ const int data_size = 24;
+
+ array sma(sma_dims);
+ sma.assign(data,data+data_size);
+
+ //
+ // subarray dims:
+ // [base,stride,bound)
+ // [0,1,2), [1,1,3), [0,2,4)
+ //
+
+ const array& csma = sma;
+ typedef array::index_range range;
+ array::index_gen indices;
+ array::const_array_view<ndims>::type csma2 =
+ csma[indices[range(0,2)][range(1,3)][range(0,4,2)]];
+
+ for (array::index i = 0; i != 2; ++i)
+ for (array::index j = 0; j != 2; ++j)
+ for (array::index k = 0; k != 2; ++k)
+ // FAIL! csma2 cannot be assigned to.
+ csma2[i][j][k] = 0;
+
+ return boost::report_errors();
+}
+
+
+
+
+
+
+