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// typedef typename Alloc::value_type value_type; 16// ... 17// }; 18 19#include <memory> 20#include <type_traits> 21 22template <class T> 23struct A 24{ 25 typedef T value_type; 26}; 27 28int main() 29{ 30 static_assert((std::is_same<std::allocator_traits<A<char> >::value_type, char>::value), ""); 31} 32