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// void resize(size_t n, value_type x = value_type());
15
16#include <valarray>
17#include <cassert>
18
19int 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        v1.resize(8);
27        assert(v1.size() == 8);
28        for (int i = 0; i < v1.size(); ++i)
29            assert(v1[i] == 0);
30        v1.resize(0);
31        assert(v1.size() == 0);
32        v1.resize(80);
33        assert(v1.size() == 80);
34        for (int i = 0; i < v1.size(); ++i)
35            assert(v1[i] == 0);
36        v1.resize(40);
37        assert(v1.size() == 40);
38        for (int i = 0; i < v1.size(); ++i)
39            assert(v1[i] == 0);
40    }
41}
42