size_type.pass.cpp revision bc8d3f97eb5c958007f2713238472e0c1c8fe02c 
1//===----------------------------------------------------------------------===//
2//
3// ��������������������The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <memory>
11
12// template <class Alloc>
13// struct allocator_traits
14// {
15//     typedef Alloc::size_type | size_t    size_type;
16//     ...
17// };
18
19#include <memory>
20#include <type_traits>
21
22template <class T>
23struct A
24{
25    typedef T value_type;
26    typedef unsigned short size_type;
27};
28
29template <class T>
30struct B
31{
32    typedef T value_type;
33};
34
35int main()
36{
37    static_assert((std::is_same<std::allocator_traits<A<char> >::size_type, unsigned short>::value), "");
38    static_assert((std::is_same<std::allocator_traits<B<char> >::size_type, std::size_t>::value), "");
39}
40