| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // <ios> |
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| 10 | |
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| 11 | // template <class charT, class traits> class basic_ios |
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| 12 | |
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| 13 | // bool operator!() const; |
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| 14 | |
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| 15 | #include <ios> |
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| 16 | #include <cassert> |
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| 17 | |
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| 18 | #include "test_macros.h" |
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| 19 | |
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| 20 | int main(int, char**) |
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| 21 | { |
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| 22 | std::ios ios(0); |
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| 23 | assert(!ios == ios.fail()); |
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| 24 | ios.setstate(std::ios::failbit); |
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| 25 | assert(!ios == ios.fail()); |
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| 26 | |
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| 27 | return 0; |
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| 28 | } |
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| 29 | |
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