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libcxx/test/std/input.output/iostream.objects/narrow.stream.objects/cerr.pass.cpp

30 lines
683 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <iostream>
// istream cerr;
#include <iostream>
#include <cassert>
int main()
{
#if 0
std::cerr << "Hello World!\n";
#else
#ifdef _LIBCPP_HAS_NO_STDOUT
assert(std::cerr.tie() == NULL);
#else
assert(std::cerr.tie() == &std::cout);
#endif
assert(std::cerr.flags() & std::ios_base::unitbuf);
#endif // 0
}