test/std/input.output/iostreams.base/ios/basic.ios.members/tie_ostream.pass.cpp


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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
//
//===----------------------------------------------------------------------===//

// <ios>

// template <class charT, class traits> class basic_ios

// basic_ostream<charT,traits>* tie(basic_ostream<charT,traits>* tiestr);

#include <ios>
#include <cassert>

int main()
{
    std::ios ios(0);
    std::ostream* os = (std::ostream*)1;
    std::ostream* r = ios.tie(os);
    assert(r == 0);
    assert(ios.tie() == os);
}