Howard Hinnant | c52f43e | 2010-08-22 00:59:46 +0000 | [diff] [blame] | 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
Howard Hinnant | b64f8b0 | 2010-11-16 22:09:02 +0000 | [diff] [blame] | 5 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 6 | // Source Licenses. See LICENSE.TXT for details. |
Howard Hinnant | c52f43e | 2010-08-22 00:59:46 +0000 | [diff] [blame] | 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | // type_traits |
| 11 | |
| 12 | // extent |
| 13 | |
| 14 | #include <type_traits> |
| 15 | |
| 16 | template <class T, unsigned A> |
| 17 | void test_extent() |
| 18 | { |
| 19 | static_assert((std::extent<T>::value == A), ""); |
| 20 | static_assert((std::extent<const T>::value == A), ""); |
| 21 | static_assert((std::extent<volatile T>::value == A), ""); |
| 22 | static_assert((std::extent<const volatile T>::value == A), ""); |
| 23 | } |
| 24 | |
| 25 | template <class T, unsigned A> |
| 26 | void test_extent1() |
| 27 | { |
| 28 | static_assert((std::extent<T, 1>::value == A), ""); |
| 29 | static_assert((std::extent<const T, 1>::value == A), ""); |
| 30 | static_assert((std::extent<volatile T, 1>::value == A), ""); |
| 31 | static_assert((std::extent<const volatile T, 1>::value == A), ""); |
| 32 | } |
| 33 | |
| 34 | class Class |
| 35 | { |
| 36 | public: |
| 37 | ~Class(); |
| 38 | }; |
| 39 | |
| 40 | int main() |
| 41 | { |
| 42 | test_extent<void, 0>(); |
| 43 | test_extent<int&, 0>(); |
| 44 | test_extent<Class, 0>(); |
| 45 | test_extent<int*, 0>(); |
| 46 | test_extent<const int*, 0>(); |
| 47 | test_extent<int, 0>(); |
| 48 | test_extent<double, 0>(); |
| 49 | test_extent<bool, 0>(); |
| 50 | test_extent<unsigned, 0>(); |
| 51 | |
| 52 | test_extent<int[2], 2>(); |
| 53 | test_extent<int[2][4], 2>(); |
| 54 | test_extent<int[][4], 0>(); |
| 55 | |
| 56 | test_extent1<int, 0>(); |
| 57 | test_extent1<int[2], 0>(); |
| 58 | test_extent1<int[2][4], 4>(); |
| 59 | test_extent1<int[][4], 4>(); |
| 60 | } |