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 // size_t size() const;
15 
16 #include <valarray>
17 #include <cassert>
18 
main()19 int main()
20 {
21     {
22         typedef int T;
23         T a1[] = {1, 2, 3, 4, 5};
24         const unsigned N1 = sizeof(a1)/sizeof(a1[0]);
25         std::valarray<T> v1(a1, N1);
26         assert(v1.size() == N1);
27     }
28     {
29         typedef int T;
30         T a1[] = {1, 2, 3, 4, 5};
31         const unsigned N1 = 0;
32         std::valarray<T> v1(a1, N1);
33         assert(v1.size() == N1);
34     }
35     {
36         typedef int T;
37         const unsigned N1 = 0;
38         std::valarray<T> v1;
39         assert(v1.size() == N1);
40     }
41 }
42