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 // <functional>
11
12 // reference_wrapper
13
14 // template <ObjectType T> reference_wrapper<T> ref(T& t);
15
16 #include <functional>
17 #include <cassert>
18
main()19 int main()
20 {
21 int i = 0;
22 std::reference_wrapper<int> r = std::ref(i);
23 assert(&r.get() == &i);
24 }
25