| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // type_traits |
| |
| // is_trivial |
| |
| #include <type_traits> |
| #include "test_macros.h" |
| |
| template <class T> |
| void test_is_trivial() |
| { |
| static_assert( std::is_trivial<T>::value, ""); |
| static_assert( std::is_trivial<const T>::value, ""); |
| static_assert( std::is_trivial<volatile T>::value, ""); |
| static_assert( std::is_trivial<const volatile T>::value, ""); |
| #if TEST_STD_VER > 14 |
| static_assert( std::is_trivial_v<T>, ""); |
| static_assert( std::is_trivial_v<const T>, ""); |
| static_assert( std::is_trivial_v<volatile T>, ""); |
| static_assert( std::is_trivial_v<const volatile T>, ""); |
| #endif |
| } |
| |
| template <class T> |
| void test_is_not_trivial() |
| { |
| static_assert(!std::is_trivial<T>::value, ""); |
| static_assert(!std::is_trivial<const T>::value, ""); |
| static_assert(!std::is_trivial<volatile T>::value, ""); |
| static_assert(!std::is_trivial<const volatile T>::value, ""); |
| #if TEST_STD_VER > 14 |
| static_assert(!std::is_trivial_v<T>, ""); |
| static_assert(!std::is_trivial_v<const T>, ""); |
| static_assert(!std::is_trivial_v<volatile T>, ""); |
| static_assert(!std::is_trivial_v<const volatile T>, ""); |
| #endif |
| } |
| |
| struct A {}; |
| |
| class B |
| { |
| public: |
| B(); |
| }; |
| |
| int main() |
| { |
| test_is_trivial<int> (); |
| test_is_trivial<A> (); |
| |
| test_is_not_trivial<int&> (); |
| test_is_not_trivial<volatile int&> (); |
| test_is_not_trivial<B> (); |
| } |