1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// <valarray>
10
11// template<class T> class valarray;
12
13// valarray& operator=(const value_type& x);
14
15#include <valarray>
16#include <cassert>
17#include <cstddef>
18
19#include "test_macros.h"
20
21int main(int, char**)
22{
23 {
24 typedef int T;
25 T a[] = {1, 2, 3, 4, 5};
26 const unsigned N = sizeof(a)/sizeof(a[0]);
27 std::valarray<T> v(a, N);
28 v = 7;
29 assert(v.size() == N);
30 for (std::size_t i = 0; i < v.size(); ++i)
31 assert(v[i] == 7);
32 }
33
34 return 0;
35}
36

source code of libcxx/test/std/numerics/numarray/template.valarray/valarray.assign/value_assign.pass.cpp