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29 lines
687 B
C++
29 lines
687 B
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <ios>
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// template <class charT, class traits> class basic_ios
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// bool operator!() const;
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#include <ios>
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#include <cassert>
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#include "test_macros.h"
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int main(int, char**)
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{
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std::ios ios(0);
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assert(!ios == ios.fail());
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ios.setstate(std::ios::failbit);
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assert(!ios == ios.fail());
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return 0;
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}
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