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& operator=(const valarray& v);
15
16 #include <valarray>
17 #include <cassert>
18
main()19 int main()
20 {
21 {
22 typedef int T;
23 T a[] = {1, 2, 3, 4, 5};
24 const unsigned N = sizeof(a)/sizeof(a[0]);
25 std::valarray<T> v(a, N);
26 std::valarray<T> v2;
27 v2 = v;
28 assert(v2.size() == v.size());
29 for (int i = 0; i < v2.size(); ++i)
30 assert(v2[i] == v[i]);
31 }
32 {
33 typedef double T;
34 T a[] = {1, 2.5, 3, 4.25, 5};
35 const unsigned N = sizeof(a)/sizeof(a[0]);
36 std::valarray<T> v(a, N);
37 std::valarray<T> v2;
38 v2 = v;
39 assert(v2.size() == v.size());
40 for (int i = 0; i < v2.size(); ++i)
41 assert(v2[i] == v[i]);
42 }
43 {
44 typedef std::valarray<double> T;
45 T a[] = {T(1), T(2), T(3), T(4), T(5)};
46 const unsigned N = sizeof(a)/sizeof(a[0]);
47 std::valarray<T> v(a, N);
48 std::valarray<T> v2(a, N-2);
49 v2 = v;
50 assert(v2.size() == v.size());
51 for (int i = 0; i < N; ++i)
52 {
53 assert(v2[i].size() == v[i].size());
54 for (int j = 0; j < v[i].size(); ++j)
55 assert(v2[i][j] == v[i][j]);
56 }
57 }
58 }
59