| 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 | #include <iterator> |
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| 12 | |
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| 13 | #include "test_macros.h" |
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| 14 | |
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| 15 | struct Incomplete; |
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| 16 | template<class T> struct Holder { T t; }; |
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| 17 | |
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| 18 | template<class> |
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| 19 | struct Intable { |
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| 20 | operator int() const { return 1; } |
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| 21 | }; |
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| 22 | |
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| 23 | int main(int, char**) { |
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| 24 | Holder<Incomplete> *a[2] = {}; |
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| 25 | Holder<Incomplete> **p = a; |
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| 26 | #if TEST_STD_VER >= 17 |
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| 27 | p = std::next(p); |
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| 28 | p = std::prev(p); |
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| 29 | p = std::next(p, 2); |
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| 30 | p = std::prev(p, 2); |
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| 31 | #endif |
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| 32 | std::advance(p, Intable<Holder<Incomplete> >()); |
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| 33 | (void)std::distance(p, p); |
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| 34 | |
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| 35 | return 0; |
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| 36 | } |
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| 37 | |
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