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 // <streambuf>
10
11 // template <class charT, class traits = char_traits<charT> >
12 // class basic_streambuf;
13
14 // int_type overflow(int_type c = traits::eof());
15
16 #include <streambuf>
17 #include <cassert>
18
19 #include "test_macros.h"
20
21 struct test
22 : public std::basic_streambuf<char>
23 {
testtest24 test() {}
25 };
26
main(int,char **)27 int main(int, char**)
28 {
29 test t;
30 assert(t.sputc('A') == -1);
31
32 return 0;
33 }
34