libcxx/test/numerics/numarray/template.valarray/valarray.assign/value_assign.pass.cpp

//===----------------------------------------------------------------------===//
//
//                     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>

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);
        v = 7;
        assert(v.size() == N);
        for (int i = 0; i < v.size(); ++i)
            assert(v[i] == 7);
    }
}