1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
10 
11 #include <cassert>
12 #include <set>
13 
14 // <set>
15 
16 // bool contains(const key_type& x) const;
17 
18 template <typename T, typename V, typename B, typename... Vals>
19 void test(B bad, Vals... args) {
20     T set;
21     V vals[] = {args...};
22 
23     for (auto& v : vals) set.insert(v);
24     for (auto& v : vals) assert(set.contains(v));
25 
26     assert(!set.contains(bad));
27 }
28 
29 struct E { int a = 1; double b = 1; char c = 1; };
30 
31 int main(int, char**)
32 {
33     {
34         test<std::set<int>, int>(14, 10, 11, 12, 13);
35         test<std::set<char>, char>('e', 'a', 'b', 'c', 'd');
36     }
37     {
38         test<std::multiset<int>, int>(14, 10, 11, 12, 13);
39         test<std::multiset<char>, char>('e', 'a', 'b', 'c', 'd');
40     }
41 
42     return 0;
43 }
44