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 | |
27 | int |
28 | main() |
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 | |
60 | |
61 | |
62 | |
63 | |
64 | |