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 // streamsize showmanyc();
16 
17 #include <streambuf>
18 #include <cassert>
19 
20 int showmanyc_called = 0;
21 
22 template <class CharT>
23 struct test
24     : public std::basic_streambuf<CharT>
25 {
testtest26     test() {}
27 };
28 
main()29 int main()
30 {
31     test<char> t;
32     assert(t.in_avail() == 0);
33 }
34