| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <strstream> |
| |
| // class ostrstream |
| |
| // strstreambuf* rdbuf() const; |
| |
| #include <strstream> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| int main(int, char**) |
| { |
| { |
| char buf[] = "123 4.5 dog"; |
| const std::ostrstream out(buf, 0); |
| std::strstreambuf* sb = out.rdbuf(); |
| assert(sb->sputc('a') == 'a'); |
| assert(buf == std::string("a23 4.5 dog")); |
| } |
| |
| return 0; |
| } |