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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// <locale>
// wbuffer_convert<Codecvt, Elem, Tr>
// streambuf *rdbuf(streambuf *bytebuf);
#include <locale>
#include <codecvt>
#include <sstream>
#include <cassert>
int main(int, char**)
{
typedef std::wbuffer_convert<std::codecvt_utf8<wchar_t> > B;
{
std::stringstream s;
B b;
assert(b.rdbuf() == nullptr);
b.rdbuf(s.rdbuf());
assert(b.rdbuf() == s.rdbuf());
}
return 0;
}
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