1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <valarray>
11
12// class glice;
13
14// gslice(size_t start, const valarray<size_t>& size,
15//                      const valarray<size_t>& stride);
16
17#include <valarray>
18#include <cassert>
19
20int main()
21{
22    std::size_t a1[] = {1, 2, 3};
23    std::size_t a2[] = {4, 5, 6};
24    std::valarray<std::size_t> size(a1, sizeof(a1)/sizeof(a1[0]));
25    std::valarray<std::size_t> stride(a2, sizeof(a2)/sizeof(a2[0]));
26    std::gslice gs(7, size, stride);
27    assert(gs.start() == 7);
28    std::valarray<std::size_t> r = gs.size();
29    assert(r.size() == 3);
30    assert(r[0] == 1);
31    assert(r[1] == 2);
32    assert(r[2] == 3);
33    r = gs.stride();
34    assert(r.size() == 3);
35    assert(r[0] == 4);
36    assert(r[1] == 5);
37    assert(r[2] == 6);
38}
39