1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // XFAIL: libcpp-no-exceptions
11 // template <class charT>
12 //     explicit bitset(const charT* str,
13 //                     typename basic_string<charT>::size_type n = basic_string<charT>::npos,
14 //                     charT zero = charT('0'), charT one = charT('1'));
15 
16 #include <bitset>
17 #include <cassert>
18 #include <algorithm> // for 'min' and 'max'
19 #include <stdexcept> // for 'invalid_argument'
20 
21 #pragma clang diagnostic ignored "-Wtautological-compare"
22 
23 template <std::size_t N>
24 void test_char_pointer_ctor()
25 {
26     {
27     try
28     {
29         std::bitset<N> v("xxx1010101010xxxx");
30         assert(false);
31     }
32     catch (std::invalid_argument&)
33     {
34     }
35     }
36 
37     {
38     const char str[] ="1010101010";
39     std::bitset<N> v(str);
40     std::size_t M = std::min<std::size_t>(N, 10);
41     for (std::size_t i = 0; i < M; ++i)
42         assert(v[i] == (str[M - 1 - i] == '1'));
43     for (std::size_t i = 10; i < N; ++i)
44         assert(v[i] == false);
45     }
46 }
47 
48 int main()
49 {
50     test_char_pointer_ctor<0>();
51     test_char_pointer_ctor<1>();
52     test_char_pointer_ctor<31>();
53     test_char_pointer_ctor<32>();
54     test_char_pointer_ctor<33>();
55     test_char_pointer_ctor<63>();
56     test_char_pointer_ctor<64>();
57     test_char_pointer_ctor<65>();
58     test_char_pointer_ctor<1000>();
59 }
60