34 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS -D_LIBCPP_ENABLE_CXX26_REMOVED_STRSTREAM10 11// <strstream>12 13// class strstreambuf14 15// void freeze(bool freezefl = true);16 17#include <strstream>18#include <cassert>19 20#include "test_macros.h"21 22int main(int, char**)23{24 {25 std::strstreambuf sb;26 sb.freeze(true);27 assert(sb.sputc('a') == EOF);28 sb.freeze(false);29 assert(sb.sputc('a') == 'a');30 }31 32 return 0;33}34