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 value_type* p, size_t n);
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 assert(v.size() == N);
27 for (int i = 0; i < N; ++i)
28 assert(v[i] == a[i]);
29 }
30 {
31 typedef double T;
32 T a[] = {1, 2.5, 3, 4.25, 5};
33 const unsigned N = sizeof(a)/sizeof(a[0]);
34 std::valarray<T> v(a, N);
35 assert(v.size() == N);
36 for (int i = 0; i < N; ++i)
37 assert(v[i] == a[i]);
38 }
39 {
40 typedef std::valarray<double> T;
41 T a[] = {T(1), T(2), T(3), T(4), T(5)};
42 const unsigned N = sizeof(a)/sizeof(a[0]);
43 std::valarray<T> v(a, N);
44 assert(v.size() == N);
45 for (int i = 0; i < N; ++i)
46 {
47 assert(v[i].size() == a[i].size());
48 for (int j = 0; j < v[i].size(); ++j)
49 assert(v[i][j] == a[i][j]);
50 }
51 }
52 }
53