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 // <memory>
11 
12 // template <class Alloc>
13 // struct allocator_traits
14 // {
15 //     static pointer allocate(allocator_type& a, size_type n);
16 //     ...
17 // };
18 
19 #include <memory>
20 #include <cassert>
21 
22 template <class T>
23 struct A
24 {
25     typedef T value_type;
26 
27     value_type* allocate(std::size_t n)
28     {
29         assert(n == 10);
30         return (value_type*)0xDEADBEEF;
31     }
32 };
33 
34 int main()
35 {
36     A<int> a;
37     assert(std::allocator_traits<A<int> >::allocate(a, 10) == (int*)0xDEADBEEF);
38 }
39