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