| 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 | // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20 |
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| 10 | |
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| 11 | // <flat_set> |
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| 12 | |
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| 13 | // Check that std::flat_multiset and its iterators can be instantiated with an incomplete |
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| 14 | // type. |
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| 15 | |
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| 16 | #include <flat_set> |
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| 17 | #include <vector> |
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| 18 | |
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| 19 | struct A { |
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| 20 | using Set = std::flat_multiset<A>; |
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| 21 | int data; |
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| 22 | Set m; |
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| 23 | Set::iterator it; |
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| 24 | Set::const_iterator cit; |
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| 25 | }; |
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| 26 | |
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| 27 | // Implement the operator< required in order to instantiate flat_multiset<A> |
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| 28 | bool operator<(A const& L, A const& R) { return L.data < R.data; } |
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| 29 | |
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| 30 | void test() { A a; } |
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| 31 | |
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| 32 | int main(int, char**) { |
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| 33 | test(); |
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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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