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 // <vector>
11 //  vector<bool>
12 
13 // template <class... Args> iterator emplace(const_iterator pos, Args&&... args);
14 
15 #include <vector>
16 #include <cassert>
17 #include "min_allocator.h"
18 
main()19 int main()
20 {
21 #if _LIBCPP_STD_VER > 11
22     {
23         typedef std::vector<bool> C;
24         C c;
25 
26         C::iterator i = c.emplace(c.cbegin());
27         assert(i == c.begin());
28         assert(c.size() == 1);
29         assert(c.front() == false);
30 
31         i = c.emplace(c.cend(), true);
32         assert(i == c.end()-1);
33         assert(c.size() == 2);
34         assert(c.front() == false);
35         assert(c.back() == true);
36 
37         i = c.emplace(c.cbegin()+1, 1 == 1);
38         assert(i == c.begin()+1);
39         assert(c.size() == 3);
40         assert(c.front() == false);
41         assert(c[1] == true);
42         assert(c.back() == true);
43     }
44     {
45         typedef std::vector<bool, min_allocator<bool>> C;
46         C c;
47 
48         C::iterator i = c.emplace(c.cbegin());
49         assert(i == c.begin());
50         assert(c.size() == 1);
51         assert(c.front() == false);
52 
53         i = c.emplace(c.cend(), true);
54         assert(i == c.end()-1);
55         assert(c.size() == 2);
56         assert(c.front() == false);
57         assert(c.back() == true);
58 
59         i = c.emplace(c.cbegin()+1, 1 == 1);
60         assert(i == c.begin()+1);
61         assert(c.size() == 3);
62         assert(c.size() == 3);
63         assert(c.front() == false);
64         assert(c[1] == true);
65         assert(c.back() == true);
66     }
67 #endif
68 }
69