| 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 | // <iterator> |
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| 10 | |
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| 11 | // class istream_iterator |
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| 12 | |
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| 13 | // istream_iterator(istream_type& s); |
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| 14 | |
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| 15 | #include <iterator> |
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| 16 | #include <sstream> |
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| 17 | #include <cassert> |
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| 18 | |
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| 19 | #include "test_macros.h" |
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| 20 | |
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| 21 | int main(int, char**) |
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| 22 | { |
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| 23 | std::istringstream inf(" 1 23" ); |
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| 24 | std::istream_iterator<int> i(inf); |
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| 25 | assert(i != std::istream_iterator<int>()); |
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| 26 | assert(inf.peek() == ' '); |
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| 27 | assert(inf.good()); |
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| 28 | int j = 0; |
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| 29 | inf >> j; |
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| 30 | assert(j == 23); |
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| 31 | |
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| 32 | return 0; |
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| 33 | } |
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| 34 | |
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