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 // <iterator>
11 
12 // front_insert_iterator
13 
14 // front_insert_iterator<Cont>&
15 //   operator=(Cont::value_type&& value);
16 
17 #include <iterator>
18 
19 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
20 
21 #include <list>
22 #include <memory>
23 #include <cassert>
24 
25 template <class C>
26 void
test(C c)27 test(C c)
28 {
29     std::front_insert_iterator<C> i(c);
30     i = typename C::value_type();
31     assert(c.front() == typename C::value_type());
32 }
33 
34 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
35 
main()36 int main()
37 {
38 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
39     test(std::list<std::unique_ptr<int> >());
40 #endif
41 }
42