blob: dbcae84771bc8e2abffc735a8784db403f66de93 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// 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 slice_array
// void operator&= (const valarray<value_type>& v) const;
#include <valarray>
#include <cassert>
int main()
{
int a1[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
int a2[] = {1, 2, 3, 4, 5};
std::valarray<int> v1(a1, sizeof(a1)/sizeof(a1[0]));
std::valarray<int> v2(a2, sizeof(a2)/sizeof(a2[0]));
v1[std::slice(1, 5, 3)] &= v2;
assert(v1.size() == 16);
assert(v1[ 0] == 0);
assert(v1[ 1] == 1);
assert(v1[ 2] == 2);
assert(v1[ 3] == 3);
assert(v1[ 4] == 0);
assert(v1[ 5] == 5);
assert(v1[ 6] == 6);
assert(v1[ 7] == 3);
assert(v1[ 8] == 8);
assert(v1[ 9] == 9);
assert(v1[10] == 0);
assert(v1[11] == 11);
assert(v1[12] == 12);
assert(v1[13] == 5);
assert(v1[14] == 14);
assert(v1[15] == 15);
}