1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <valarray>
// template<class T> class valarray;
// valarray& operator&=(const value_type& x);
#include <valarray>
#include <cassert>
#include <cstddef>
int main()
{
{
typedef int T;
T a1[] = { 1, 2, 3, 4, 5};
T a2[] = { 1, 2, 3, 0, 1};
const unsigned N = sizeof(a1)/sizeof(a1[0]);
std::valarray<T> v1(a1, N);
std::valarray<T> v2(a2, N);
v1 &= 3;
assert(v1.size() == v2.size());
for (std::size_t i = 0; i < v1.size(); ++i)
assert(v1[i] == v2[i]);
}
}
|
