56 lines
1.5 KiB
C++
56 lines
1.5 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// <valarray>
|
|
|
|
// template<class T> class valarray;
|
|
|
|
// valarray(const valarray<value_type>& v);
|
|
|
|
#include <valarray>
|
|
#include <cassert>
|
|
|
|
int main()
|
|
{
|
|
{
|
|
typedef int T;
|
|
T a[] = {1, 2, 3, 4, 5};
|
|
const unsigned N = sizeof(a)/sizeof(a[0]);
|
|
std::valarray<T> v(a, N);
|
|
std::valarray<T> v2 = v;
|
|
assert(v2.size() == v.size());
|
|
for (int i = 0; i < v2.size(); ++i)
|
|
assert(v2[i] == v[i]);
|
|
}
|
|
{
|
|
typedef double T;
|
|
T a[] = {1, 2.5, 3, 4.25, 5};
|
|
const unsigned N = sizeof(a)/sizeof(a[0]);
|
|
std::valarray<T> v(a, N);
|
|
std::valarray<T> v2 = v;
|
|
assert(v2.size() == v.size());
|
|
for (int i = 0; i < v2.size(); ++i)
|
|
assert(v2[i] == v[i]);
|
|
}
|
|
{
|
|
typedef std::valarray<double> T;
|
|
T a[] = {T(1), T(2), T(3), T(4), T(5)};
|
|
const unsigned N = sizeof(a)/sizeof(a[0]);
|
|
std::valarray<T> v(a, N);
|
|
std::valarray<T> v2 = v;
|
|
assert(v2.size() == v.size());
|
|
for (int i = 0; i < N; ++i)
|
|
{
|
|
assert(v2[i].size() == v[i].size());
|
|
for (int j = 0; j < v[i].size(); ++j)
|
|
assert(v2[i][j] == v[i][j]);
|
|
}
|
|
}
|
|
}
|