|  | //===----------------------------------------------------------------------===// | 
|  | // | 
|  | // 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 | 
|  | // | 
|  | //===----------------------------------------------------------------------===// | 
|  |  | 
|  | // <fstream> | 
|  |  | 
|  | // template <class charT, class traits = char_traits<charT> > | 
|  | // class basic_filebuf | 
|  |  | 
|  | // basic_filebuf(); | 
|  |  | 
|  | #include <fstream> | 
|  | #include <cassert> | 
|  |  | 
|  | #include "test_macros.h" | 
|  |  | 
|  | int main(int, char**) | 
|  | { | 
|  | { | 
|  | std::filebuf f; | 
|  | assert(!f.is_open()); | 
|  | } | 
|  | #ifndef TEST_HAS_NO_WIDE_CHARACTERS | 
|  | { | 
|  | std::wfilebuf f; | 
|  | assert(!f.is_open()); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | return 0; | 
|  | } |