1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // <valarray>
10
11 // template<class T> class valarray;
12
13 // valarray(const slice_array<value_type>& sa);
14
15 #include <valarray>
16 #include <cassert>
17
18 #include "test_macros.h"
19
main(int,char **)20 int main(int, char**)
21 {
22 int a[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
23 std::valarray<int> v1(a, sizeof(a)/sizeof(a[0]));
24 std::valarray<int> v(v1[std::slice(1, 5, 3)]);
25 assert(v.size() == 5);
26 assert(v[0] == 1);
27 assert(v[1] == 4);
28 assert(v[2] == 7);
29 assert(v[3] == 10);
30 assert(v[4] == 13);
31
32 return 0;
33 }
34