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//===----------------------------------------------------------------------===//
//
// 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;
// template<class T> valarray<T> operator-(const valarray<T>& x, const T& y);
#include <valarray>
#include <cassert>
int main()
{
{
typedef int T;
T a1[] = { 1, 2, 3, 4, 5};
T a2[] = {-2, -1, 0, 1, 2};
const unsigned N = sizeof(a1)/sizeof(a1[0]);
std::valarray<T> v1(a1, N);
std::valarray<T> v2 = v1 - 3;
assert(v1.size() == v2.size());
for (int i = 0; i < v2.size(); ++i)
assert(v2[i] == a2[i]);
}
}
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