1c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant//===----------------------------------------------------------------------===// 2c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 3c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// The LLVM Compiler Infrastructure 4c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 8c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant//===----------------------------------------------------------------------===// 9c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 10c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// type_traits 11c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 12c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// has_virtual_destructor 13c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 14c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant#include <type_traits> 15c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 16c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnanttemplate <class T> 17c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantvoid test_has_virtual_destructor() 18c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 19c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant static_assert( std::has_virtual_destructor<T>::value, ""); 20c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant static_assert( std::has_virtual_destructor<const T>::value, ""); 21c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant static_assert( std::has_virtual_destructor<volatile T>::value, ""); 22c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant static_assert( std::has_virtual_destructor<const volatile T>::value, ""); 23c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant} 24c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 25c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnanttemplate <class T> 26c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantvoid test_has_not_virtual_destructor() 27c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 28c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant static_assert(!std::has_virtual_destructor<T>::value, ""); 29c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant static_assert(!std::has_virtual_destructor<const T>::value, ""); 30c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant static_assert(!std::has_virtual_destructor<volatile T>::value, ""); 31c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant static_assert(!std::has_virtual_destructor<const volatile T>::value, ""); 32c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant} 33c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 34c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantclass Empty 35c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 36c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant}; 37c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 38c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantclass NotEmpty 39c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 40c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant virtual ~NotEmpty(); 41c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant}; 42c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 43c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantunion Union {}; 44c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 45c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantstruct bit_zero 46c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 47c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant int : 0; 48c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant}; 49c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 50c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantclass Abstract 51c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 52c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant virtual ~Abstract() = 0; 53c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant}; 54c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 55c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantstruct A 56c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 57c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant ~A(); 58c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant}; 59c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 60c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantint main() 61c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 62c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<void>(); 63c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<A>(); 64c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<int&>(); 65c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<Union>(); 66c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<Empty>(); 67c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<int>(); 68c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<double>(); 69c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<int*>(); 70c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<const int*>(); 71c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<char[3]>(); 72c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<char[3]>(); 73c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_not_virtual_destructor<bit_zero>(); 74c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 75c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_virtual_destructor<Abstract>(); 76c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant test_has_virtual_destructor<NotEmpty>(); 77c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant} 78