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 // template<class T> class valarray;
13 
14 // valarray(const slice_array<value_type>& sa);
15 
16 #include <valarray>
17 #include <cassert>
18 
main()19 int main()
20 {
21     int a[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
22     std::valarray<int> v1(a, sizeof(a)/sizeof(a[0]));
23     std::valarray<int> v(v1[std::slice(1, 5, 3)]);
24     assert(v.size() == 5);
25     assert(v[0] == 1);
26     assert(v[1] == 4);
27     assert(v[2] == 7);
28     assert(v[3] == 10);
29     assert(v[4] == 13);
30 }
31