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// <streambuf>
11
12// template <class charT, class traits = char_traits<charT> >
13// class basic_streambuf;
14
15// basic_streambuf(const basic_streambuf& rhs);
16
17#include <streambuf>
18#include <cassert>
19
20#include "platform_support.h" // locale name macros
21
22template <class CharT>
23struct test
24    : public std::basic_streambuf<CharT>
25{
26    typedef std::basic_streambuf<CharT> base;
27    test() {}
28
29    test(const test& t)
30        : std::basic_streambuf<CharT>(t)
31    {
32        assert(this->eback() == t.eback());
33        assert(this->gptr()  == t.gptr());
34        assert(this->egptr() == t.egptr());
35        assert(this->pbase() == t.pbase());
36        assert(this->pptr()  == t.pptr());
37        assert(this->epptr() == t.epptr());
38        assert(this->getloc() == t.getloc());
39    }
40
41    void setg(CharT* gbeg, CharT* gnext, CharT* gend)
42    {
43        base::setg(gbeg, gnext, gend);
44    }
45    void setp(CharT* pbeg, CharT* pend)
46    {
47        base::setp(pbeg, pend);
48    }
49};
50
51int main()
52{
53    {
54        test<char> t;
55        test<char> t2 = t;
56    }
57    {
58        test<wchar_t> t;
59        test<wchar_t> t2 = t;
60    }
61    {
62        char g1, g2, g3, p1, p3;
63        test<char> t;
64        t.setg(&g1, &g2, &g3);
65        t.setp(&p1, &p3);
66        test<char> t2 = t;
67    }
68    {
69        wchar_t g1, g2, g3, p1, p3;
70        test<wchar_t> t;
71        t.setg(&g1, &g2, &g3);
72        t.setp(&p1, &p3);
73        test<wchar_t> t2 = t;
74    }
75    std::locale::global(std::locale(LOCALE_en_US_UTF_8));
76    {
77        test<char> t;
78        test<char> t2 = t;
79    }
80    {
81        test<wchar_t> t;
82        test<wchar_t> t2 = t;
83    }
84}
85