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 // UNSUPPORTED: c++98, c++03
11
12 // <list>
13
14 // template <class... Args> void emplace(const_iterator p, Args&&... args);
15
16
17 #include <list>
18 #include <cassert>
19
20 #include "test_macros.h"
21 #include "min_allocator.h"
22
23 class A
24 {
25 int i_;
26 double d_;
27
28 A(const A&);
29 A& operator=(const A&);
30 public:
A(int i,double d)31 A(int i, double d)
32 : i_(i), d_(d) {}
33
geti() const34 int geti() const {return i_;}
getd() const35 double getd() const {return d_;}
36 };
37
main()38 int main()
39 {
40 {
41 std::list<A> c;
42 c.emplace(c.cbegin(), 2, 3.5);
43 assert(c.size() == 1);
44 assert(c.front().geti() == 2);
45 assert(c.front().getd() == 3.5);
46 c.emplace(c.cend(), 3, 4.5);
47 assert(c.size() == 2);
48 assert(c.front().geti() == 2);
49 assert(c.front().getd() == 3.5);
50 assert(c.back().geti() == 3);
51 assert(c.back().getd() == 4.5);
52 }
53 {
54 std::list<A, min_allocator<A>> c;
55 c.emplace(c.cbegin(), 2, 3.5);
56 assert(c.size() == 1);
57 assert(c.front().geti() == 2);
58 assert(c.front().getd() == 3.5);
59 c.emplace(c.cend(), 3, 4.5);
60 assert(c.size() == 2);
61 assert(c.front().geti() == 2);
62 assert(c.front().getd() == 3.5);
63 assert(c.back().geti() == 3);
64 assert(c.back().getd() == 4.5);
65 }
66
67 }
68