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// <ios>
10
11// class ios_base
12
13// static int xalloc();
14
15#include <ios>
16#include <cassert>
17
18#include "test_macros.h"
19
20int main(int, char**)
21{
22 int index = std::ios_base::xalloc();
23 for (int i = 0; i < 10000; ++i)
24 assert(std::ios_base::xalloc() == ++index);
25
26 return 0;
27}
28

source code of libcxx/test/std/input.output/iostreams.base/ios.base/ios.base.storage/xalloc.pass.cpp