//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS -D_LIBCPP_ENABLE_CXX26_REMOVED_STRSTREAM
// <strstream>
// class strstream
// void freeze(bool freezefl = true);
#include <strstream>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
{
std::strstream out;
out.freeze();
assert(!out.fail());
out << 'a';
assert(out.fail());
out.clear();
out.freeze(false);
out << 'a';
out << char(0);
assert(out.str() == std::string("a"));
out.freeze(false);
}
return 0;
}