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 // UNSUPPORTED: libcpp-has-no-localization
10 
11 // test:
12 
13 // template <class charT, class traits, size_t N>
14 // basic_ostream<charT, traits>&
15 // operator<<(basic_ostream<charT, traits>& os, const bitset<N>& x);
16 
17 #include <bitset>
18 #include <sstream>
19 #include <cassert>
20 
21 #include "test_macros.h"
22 
23 int main(int, char**)
24 {
25     std::ostringstream os;
26     std::bitset<8> b(0x5A);
27     os << b;
28     assert(os.str() == "01011010");
29 
30   return 0;
31 }
32