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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // UNSUPPORTED: c++03, c++11, c++14, c++17 10 // UNSUPPORTED: no-localization 11 // UNSUPPORTED: libcpp-has-no-experimental-syncstream 12 13 // <syncstream> 14 15 // template <class charT, class traits, class Allocator> 16 // class basic_osyncstream; 17 18 // streambuf_type* get_wrapped() const noexcept; 19 20 #include <syncstream> 21 #include <sstream> 22 #include <cassert> 23 24 #include "test_macros.h" 25 26 template <class CharT> test()27void test() { 28 std::basic_stringbuf<CharT> base; 29 const std::basic_osyncstream<CharT> out{&base}; 30 assert(out.get_wrapped() == &base); 31 ASSERT_NOEXCEPT(out.get_wrapped()); 32 } 33 main(int,char **)34int main(int, char**) { 35 test<char>(); 36 #ifndef TEST_HAS_NO_WIDE_CHARACTERS 37 test<wchar_t>(); 38 #endif 39 40 return 0; 41 } 42