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 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS -D_LIBCPP_ENABLE_CXX26_REMOVED_STRSTREAM
10 
11 // <strstream>
12 
13 // class strstreambuf
14 
15 // streambuf* setbuf(char* s, streamsize n);
16 
17 #include <strstream>
18 #include <cassert>
19 
20 #include "test_macros.h"
21 
main(int,char **)22 int main(int, char**)
23 {
24     {
25         char buf[] = "0123456789";
26         std::strstreambuf sb(buf, 0);
27         assert(sb.pubsetbuf(0, 0) == &sb);
28         assert(sb.str() == std::string("0123456789"));
29     }
30 
31   return 0;
32 }
33