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 // test default ctor
10 
11 #include <bitset>
12 #include <cassert>
13 
14 #include "test_macros.h"
15 
16 #if defined(TEST_COMPILER_C1XX)
17 #pragma warning(disable: 6294) // Ill-defined for-loop:  initial condition does not satisfy test.  Loop body not executed.
18 #endif
19 
20 template <std::size_t N>
21 void test_default_ctor()
22 {
23     {
24         TEST_CONSTEXPR std::bitset<N> v1;
25         assert(v1.size() == N);
26         for (std::size_t i = 0; i < N; ++i)
27             assert(v1[i] == false);
28     }
29 #if TEST_STD_VER >= 11
30     {
31         constexpr std::bitset<N> v1;
32         static_assert(v1.size() == N, "");
33     }
34 #endif
35 }
36 
37 
38 int main(int, char**)
39 {
40     test_default_ctor<0>();
41     test_default_ctor<1>();
42     test_default_ctor<31>();
43     test_default_ctor<32>();
44     test_default_ctor<33>();
45     test_default_ctor<63>();
46     test_default_ctor<64>();
47     test_default_ctor<65>();
48     test_default_ctor<1000>();
49 
50   return 0;
51 }
52