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 // <array>
10 
11 // void fill(const T& u);
12 
13 #include <array>
14 #include <cassert>
15 
16 // std::array is explicitly allowed to be initialized with A a = { init-list };.
17 // Disable the missing braces warning for this reason.
18 #include "test_macros.h"
19 #include "disable_missing_braces_warning.h"
20 
21 int main(int, char**)
22 {
23     {
24         typedef double T;
25         typedef std::array<T, 3> C;
26         C c = {1, 2, 3.5};
27         c.fill(5.5);
28         assert(c.size() == 3);
29         assert(c[0] == 5.5);
30         assert(c[1] == 5.5);
31         assert(c[2] == 5.5);
32     }
33     {
34         typedef double T;
35         typedef std::array<T, 0> C;
36         C c = {};
37         c.fill(5.5);
38         assert(c.size() == 0);
39     }
40 
41   return 0;
42 }
43