1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 // <unordered_set>
11
12 // template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>,
13 // class Alloc = allocator<Value>>
14 // class unordered_set
15
16 // void clear() noexcept;
17
18 #include <unordered_set>
19 #include <cassert>
20
21 #include "test_macros.h"
22 #include "min_allocator.h"
23
main()24 int main()
25 {
26 {
27 typedef std::unordered_set<int> C;
28 typedef int P;
29 P a[] =
30 {
31 P(1),
32 P(2),
33 P(3),
34 P(4),
35 P(1),
36 P(2)
37 };
38 C c(a, a + sizeof(a)/sizeof(a[0]));
39 ASSERT_NOEXCEPT(c.clear());
40 c.clear();
41 assert(c.size() == 0);
42 }
43 #if TEST_STD_VER >= 11
44 {
45 typedef std::unordered_set<int, std::hash<int>, std::equal_to<int>, min_allocator<int>> C;
46 typedef int P;
47 P a[] =
48 {
49 P(1),
50 P(2),
51 P(3),
52 P(4),
53 P(1),
54 P(2)
55 };
56 C c(a, a + sizeof(a)/sizeof(a[0]));
57 ASSERT_NOEXCEPT(c.clear());
58 c.clear();
59 assert(c.size() == 0);
60 }
61 #endif
62 }
63