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// template <class T>
15//   unspecified1
16//   begin(valarray<T>& v);
17
18#include <valarray>
19#include <cassert>
20
21int main()
22{
23    {
24        typedef int T;
25        T a[] = {1, 2, 3, 4, 5};
26        const unsigned N = sizeof(a)/sizeof(a[0]);
27        std::valarray<T> v(a, N);
28        *begin(v) = 10;
29        assert(v[0] == 10);
30    }
31}
32