| //===----------------------------------------------------------------------===// |
| // |
| // ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <tuple> |
| |
| // template <class... Types> class tuple; |
| |
| // template <class... Types, class Alloc> |
| // struct uses_allocator<tuple<Types...>, Alloc> : true_type { }; |
| |
| #include <tuple> |
| #include <type_traits> |
| |
| struct A {}; |
| |
| int main() |
| { |
| { |
| typedef std::tuple<> T; |
| static_assert((std::is_base_of<std::true_type, |
| std::uses_allocator<T, A>>::value), ""); |
| } |
| { |
| typedef std::tuple<int> T; |
| static_assert((std::is_base_of<std::true_type, |
| std::uses_allocator<T, A>>::value), ""); |
| } |
| { |
| typedef std::tuple<char, int> T; |
| static_assert((std::is_base_of<std::true_type, |
| std::uses_allocator<T, A>>::value), ""); |
| } |
| { |
| typedef std::tuple<double&, char, int> T; |
| static_assert((std::is_base_of<std::true_type, |
| std::uses_allocator<T, A>>::value), ""); |
| } |
| } |