1// Copyright 2002 The Trustees of Indiana University.
2
3// Use, modification and distribution is subject to the Boost Software
4// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
5// http://www.boost.org/LICENSE_1_0.txt)
6
7// Boost.MultiArray Library
8// Authors: Ronald Garcia
9// Jeremy Siek
10// Andrew Lumsdaine
11// See http://www.boost.org/libs/multi_array for documentation.
12
13//
14// fail_cview2.cpp
15// ensure const_array_view cannot be converted to array_view
16//
17
18#include <boost/multi_array.hpp>
19
20#define BOOST_INCLUDE_MAIN
21#include <boost/test/test_tools.hpp>
22
23#include <boost/array.hpp>
24#include <boost/type.hpp>
25#include <boost/cstdlib.hpp>
26
27int
28main()
29{
30 const int ndims=3;
31 typedef boost::multi_array<int,ndims> array;
32
33 boost::array<array::size_type,ndims> sma_dims = {.elems: {2,3,4}};
34
35 int data[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,
36 14,15,16,17,18,19,20,21,22,23};
37 const int data_size = 24;
38
39 array sma(sma_dims);
40 sma.assign(begin: data,end: data+data_size);
41
42 //
43 // subarray dims:
44 // [base,stride,bound)
45 // [0,1,2), [1,1,3), [0,2,4)
46 //
47
48 const array& csma = sma;
49 typedef array::index_range range;
50 array::index_gen indices;
51 // FAIL! preserve constness (no const_array_view -> array_view).
52 array::array_view<ndims>::type csma2 =
53 csma[indices[range(0,2)][range(1,3)][range(0,4,2)]];
54
55 return boost::report_errors();
56}
57
58
59
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64

source code of boost/libs/multi_array/test/fail_cview2.cpp