| 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 | // <stack> |
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| 10 | |
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| 11 | // explicit stack(const Container&); |
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| 12 | |
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| 13 | #include <stack> |
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| 14 | #include <cassert> |
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| 15 | #include <cstddef> |
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| 16 | |
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| 17 | #include "test_macros.h" |
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| 18 | #if TEST_STD_VER >= 11 |
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| 19 | # include "test_convertible.h" |
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| 20 | #endif |
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| 21 | |
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| 22 | template <class C> |
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| 23 | C make(int n) { |
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| 24 | C c; |
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| 25 | for (int i = 0; i < n; ++i) |
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| 26 | c.push_back(i); |
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| 27 | return c; |
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| 28 | } |
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| 29 | |
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| 30 | int main(int, char**) { |
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| 31 | typedef std::deque<int> Container; |
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| 32 | typedef std::stack<int> Q; |
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| 33 | Container d = make<Container>(n: 5); |
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| 34 | Q q(d); |
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| 35 | assert(q.size() == 5); |
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| 36 | for (std::size_t i = 0; i < d.size(); ++i) { |
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| 37 | assert(q.top() == d[d.size() - i - 1]); |
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| 38 | q.pop(); |
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| 39 | } |
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| 40 | |
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| 41 | #if TEST_STD_VER >= 11 |
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| 42 | static_assert(!test_convertible<Q, const Container&>(), "" ); |
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| 43 | #endif |
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| 44 | |
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| 45 | return 0; |
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| 46 | } |
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| 47 | |
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