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33 lines
775 B
C++
33 lines
775 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <iterator>
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// class ostreambuf_iterator
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// bool failed() const throw();
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//
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// Extension: constructing from NULL is UB; we just make it a failed iterator
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#include <iterator>
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#include <sstream>
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#include <cassert>
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int main()
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{
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{
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std::ostreambuf_iterator<char> i(nullptr);
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assert(i.failed());
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}
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{
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std::ostreambuf_iterator<wchar_t> i(nullptr);
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assert(i.failed());
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}
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}
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