diff options
Diffstat (limited to 'libcxx/test/utilities/tuple/tuple.tuple/tuple.helper/tuple.include.utility.pass.cpp')
-rw-r--r-- | libcxx/test/utilities/tuple/tuple.tuple/tuple.helper/tuple.include.utility.pass.cpp | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/libcxx/test/utilities/tuple/tuple.tuple/tuple.helper/tuple.include.utility.pass.cpp b/libcxx/test/utilities/tuple/tuple.tuple/tuple.helper/tuple.include.utility.pass.cpp deleted file mode 100644 index 8c8357d95d9..00000000000 --- a/libcxx/test/utilities/tuple/tuple.tuple/tuple.helper/tuple.include.utility.pass.cpp +++ /dev/null @@ -1,49 +0,0 @@ -//===----------------------------------------------------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -// <tuple> - -// template <class... Types> class tuple; - -// template <class... Types> -// class tuple_size<tuple<Types...>> -// : public integral_constant<size_t, sizeof...(Types)> { }; -// -// LWG #2212 says that tuple_size and tuple_element must be -// available after including <utility> - -#include <utility> -#include <type_traits> - -template <class T, std::size_t N, class U, size_t idx> -void test() -{ - static_assert((std::is_base_of<std::integral_constant<std::size_t, N>, - std::tuple_size<T> >::value), ""); - static_assert((std::is_base_of<std::integral_constant<std::size_t, N>, - std::tuple_size<const T> >::value), ""); - static_assert((std::is_base_of<std::integral_constant<std::size_t, N>, - std::tuple_size<volatile T> >::value), ""); - static_assert((std::is_base_of<std::integral_constant<std::size_t, N>, - std::tuple_size<const volatile T> >::value), ""); - static_assert((std::is_same<typename std::tuple_element<idx, T>::type, U>::value), ""); - static_assert((std::is_same<typename std::tuple_element<idx, const T>::type, const U>::value), ""); - static_assert((std::is_same<typename std::tuple_element<idx, volatile T>::type, volatile U>::value), ""); - static_assert((std::is_same<typename std::tuple_element<idx, const volatile T>::type, const volatile U>::value), ""); -} - -int main() -{ - test<std::pair<int, int>, 2, int, 0>(); - test<std::pair<int, int>, 2, int, 1>(); - test<std::pair<const int, int>, 2, int, 1>(); - test<std::pair<int, volatile int>, 2, volatile int, 1>(); - test<std::pair<char *, int>, 2, char *, 0>(); - test<std::pair<char *, int>, 2, int, 1>(); -} |