1 // RUN: %clang_cc1 -fsyntax-only -fobjc-arc -fobjc-nonfragile-abi -fobjc-runtime-has-weak -verify %s 2 3 // Check the results of the various type-trait query functions on 4 // lifetime-qualified types in ARC. 5 6 #define JOIN3(X,Y) X ## Y 7 #define JOIN2(X,Y) JOIN3(X,Y) 8 #define JOIN(X,Y) JOIN2(X,Y) 9 10 #define TRAIT_IS_TRUE(Trait, Type) char JOIN2(Trait,__LINE__)[Trait(Type)? 1 : -1] 11 #define TRAIT_IS_FALSE(Trait, Type) char JOIN2(Trait,__LINE__)[Trait(Type)? -1 : 1] 12 13 // __has_nothrow_assign 14 TRAIT_IS_TRUE(__has_nothrow_assign, __strong id); 15 TRAIT_IS_TRUE(__has_nothrow_assign, __weak id); 16 TRAIT_IS_TRUE(__has_nothrow_assign, __autoreleasing id); 17 TRAIT_IS_TRUE(__has_nothrow_assign, __unsafe_unretained id); 18 19 // __has_nothrow_copy 20 TRAIT_IS_TRUE(__has_nothrow_copy, __strong id); 21 TRAIT_IS_TRUE(__has_nothrow_copy, __weak id); 22 TRAIT_IS_TRUE(__has_nothrow_copy, __autoreleasing id); 23 TRAIT_IS_TRUE(__has_nothrow_copy, __unsafe_unretained id); 24 25 // __has_nothrow_constructor 26 TRAIT_IS_TRUE(__has_nothrow_constructor, __strong id); 27 TRAIT_IS_TRUE(__has_nothrow_constructor, __weak id); 28 TRAIT_IS_TRUE(__has_nothrow_constructor, __autoreleasing id); 29 TRAIT_IS_TRUE(__has_nothrow_constructor, __unsafe_unretained id); 30 31 // __has_trivial_assign 32 TRAIT_IS_FALSE(__has_trivial_assign, __strong id); 33 TRAIT_IS_FALSE(__has_trivial_assign, __weak id); 34 TRAIT_IS_FALSE(__has_trivial_assign, __autoreleasing id); 35 TRAIT_IS_TRUE(__has_trivial_assign, __unsafe_unretained id); 36 37 // __has_trivial_copy 38 TRAIT_IS_FALSE(__has_trivial_copy, __strong id); 39 TRAIT_IS_FALSE(__has_trivial_copy, __weak id); 40 TRAIT_IS_FALSE(__has_trivial_copy, __autoreleasing id); 41 TRAIT_IS_TRUE(__has_trivial_copy, __unsafe_unretained id); 42 43 // __has_trivial_constructor 44 TRAIT_IS_FALSE(__has_trivial_constructor, __strong id); 45 TRAIT_IS_FALSE(__has_trivial_constructor, __weak id); 46 TRAIT_IS_FALSE(__has_trivial_constructor, __autoreleasing id); 47 TRAIT_IS_TRUE(__has_trivial_constructor, __unsafe_unretained id); 48 49 // __has_trivial_destructor 50 TRAIT_IS_FALSE(__has_trivial_destructor, __strong id); 51 TRAIT_IS_FALSE(__has_trivial_destructor, __weak id); 52 TRAIT_IS_TRUE(__has_trivial_destructor, __autoreleasing id); 53 TRAIT_IS_TRUE(__has_trivial_destructor, __unsafe_unretained id); 54 55 // __is_literal 56 TRAIT_IS_FALSE(__is_literal, __strong id); 57 TRAIT_IS_FALSE(__is_literal, __weak id); 58 TRAIT_IS_FALSE(__is_literal, __autoreleasing id); 59 TRAIT_IS_FALSE(__is_literal, __unsafe_unretained id); 60 61 // __is_literal_type 62 TRAIT_IS_FALSE(__is_literal_type, __strong id); 63 TRAIT_IS_FALSE(__is_literal_type, __weak id); 64 TRAIT_IS_FALSE(__is_literal_type, __autoreleasing id); 65 TRAIT_IS_FALSE(__is_literal_type, __unsafe_unretained id); 66 67 // __is_pod 68 TRAIT_IS_FALSE(__is_pod, __strong id); 69 TRAIT_IS_FALSE(__is_pod, __weak id); 70 TRAIT_IS_FALSE(__is_pod, __autoreleasing id); 71 TRAIT_IS_TRUE(__is_pod, __unsafe_unretained id); 72 73 // __is_trivial 74 TRAIT_IS_FALSE(__is_trivial, __strong id); 75 TRAIT_IS_FALSE(__is_trivial, __weak id); 76 TRAIT_IS_FALSE(__is_trivial, __autoreleasing id); 77 TRAIT_IS_TRUE(__is_trivial, __unsafe_unretained id); 78 79 // __is_scalar 80 TRAIT_IS_FALSE(__is_scalar, __strong id); 81 TRAIT_IS_FALSE(__is_scalar, __weak id); 82 TRAIT_IS_FALSE(__is_scalar, __autoreleasing id); 83 TRAIT_IS_TRUE(__is_scalar, __unsafe_unretained id); 84 85 // __is_standard_layout 86 TRAIT_IS_TRUE(__is_standard_layout, __strong id); 87 TRAIT_IS_TRUE(__is_standard_layout, __weak id); 88 TRAIT_IS_TRUE(__is_standard_layout, __autoreleasing id); 89 TRAIT_IS_TRUE(__is_standard_layout, __unsafe_unretained id); 90 91
