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// size_t size() const;
14
15#include <valarray>
16#include <cassert>
17
18#include "test_macros.h"
19
20int main(int, char**)
21{
22 {
23 typedef int T;
24 T a1[] = {1, 2, 3, 4, 5};
25 const unsigned N1 = sizeof(a1)/sizeof(a1[0]);
26 std::valarray<T> v1(a1, N1);
27 assert(v1.size() == N1);
28 }
29 {
30 typedef int T;
31 T a1[] = {1, 2, 3, 4, 5};
32 const unsigned N1 = 0;
33 std::valarray<T> v1(a1, N1);
34 assert(v1.size() == N1);
35 }
36 {
37 typedef int T;
38 const unsigned N1 = 0;
39 std::valarray<T> v1;
40 assert(v1.size() == N1);
41 }
42
43 return 0;
44}
45

source code of libcxx/test/std/numerics/numarray/template.valarray/valarray.members/size.pass.cpp