| // RUN: %clang_cc1 -fsyntax-only -fobjc-arc -fobjc-runtime-has-weak -verify -std=c++11 %s |
| // expected-no-diagnostics |
| |
| // Check the results of the various type-trait query functions on |
| // lifetime-qualified types in ARC. |
| |
| #define JOIN3(X,Y) X ## Y |
| #define JOIN2(X,Y) JOIN3(X,Y) |
| #define JOIN(X,Y) JOIN2(X,Y) |
| |
| #define TRAIT_IS_TRUE(Trait, Type) char JOIN2(Trait,__LINE__)[Trait(Type)? 1 : -1] |
| #define TRAIT_IS_FALSE(Trait, Type) char JOIN2(Trait,__LINE__)[Trait(Type)? -1 : 1] |
| #define TRAIT_IS_TRUE_2(Trait, Type1, Type2) char JOIN2(Trait,__LINE__)[Trait(Type1, Type2)? 1 : -1] |
| #define TRAIT_IS_FALSE_2(Trait, Type1, Type2) char JOIN2(Trait,__LINE__)[Trait(Type1, Type2)? -1 : 1] |
| |
| struct HasStrong { id obj; }; |
| struct HasWeak { __weak id obj; }; |
| struct HasUnsafeUnretained { __unsafe_unretained id obj; }; |
| |
| // __has_nothrow_assign |
| TRAIT_IS_TRUE(__has_nothrow_assign, __strong id); |
| TRAIT_IS_TRUE(__has_nothrow_assign, __weak id); |
| TRAIT_IS_TRUE(__has_nothrow_assign, __autoreleasing id); |
| TRAIT_IS_TRUE(__has_nothrow_assign, __unsafe_unretained id); |
| TRAIT_IS_TRUE(__has_nothrow_assign, HasStrong); |
| TRAIT_IS_TRUE(__has_nothrow_assign, HasWeak); |
| TRAIT_IS_TRUE(__has_nothrow_assign, HasUnsafeUnretained); |
| |
| // __has_nothrow_copy |
| TRAIT_IS_TRUE(__has_nothrow_copy, __strong id); |
| TRAIT_IS_TRUE(__has_nothrow_copy, __weak id); |
| TRAIT_IS_TRUE(__has_nothrow_copy, __autoreleasing id); |
| TRAIT_IS_TRUE(__has_nothrow_copy, __unsafe_unretained id); |
| TRAIT_IS_TRUE(__has_nothrow_copy, HasStrong); |
| TRAIT_IS_TRUE(__has_nothrow_copy, HasWeak); |
| TRAIT_IS_TRUE(__has_nothrow_copy, HasUnsafeUnretained); |
| |
| // __has_nothrow_constructor |
| TRAIT_IS_TRUE(__has_nothrow_constructor, __strong id); |
| TRAIT_IS_TRUE(__has_nothrow_constructor, __weak id); |
| TRAIT_IS_TRUE(__has_nothrow_constructor, __autoreleasing id); |
| TRAIT_IS_TRUE(__has_nothrow_constructor, __unsafe_unretained id); |
| TRAIT_IS_TRUE(__has_nothrow_constructor, HasStrong); |
| TRAIT_IS_TRUE(__has_nothrow_constructor, HasWeak); |
| TRAIT_IS_TRUE(__has_nothrow_constructor, HasUnsafeUnretained); |
| |
| // __has_trivial_assign |
| TRAIT_IS_FALSE(__has_trivial_assign, __strong id); |
| TRAIT_IS_FALSE(__has_trivial_assign, __weak id); |
| TRAIT_IS_FALSE(__has_trivial_assign, __autoreleasing id); |
| TRAIT_IS_TRUE(__has_trivial_assign, __unsafe_unretained id); |
| TRAIT_IS_FALSE(__has_trivial_assign, HasStrong); |
| TRAIT_IS_FALSE(__has_trivial_assign, HasWeak); |
| TRAIT_IS_TRUE(__has_trivial_assign, HasUnsafeUnretained); |
| |
| // __has_trivial_copy |
| TRAIT_IS_FALSE(__has_trivial_copy, __strong id); |
| TRAIT_IS_FALSE(__has_trivial_copy, __weak id); |
| TRAIT_IS_FALSE(__has_trivial_copy, __autoreleasing id); |
| TRAIT_IS_TRUE(__has_trivial_copy, __unsafe_unretained id); |
| TRAIT_IS_FALSE(__has_trivial_copy, HasStrong); |
| TRAIT_IS_FALSE(__has_trivial_copy, HasWeak); |
| TRAIT_IS_TRUE(__has_trivial_copy, HasUnsafeUnretained); |
| |
| // __has_trivial_constructor |
| TRAIT_IS_FALSE(__has_trivial_constructor, __strong id); |
| TRAIT_IS_FALSE(__has_trivial_constructor, __weak id); |
| TRAIT_IS_FALSE(__has_trivial_constructor, __autoreleasing id); |
| TRAIT_IS_TRUE(__has_trivial_constructor, __unsafe_unretained id); |
| TRAIT_IS_FALSE(__has_trivial_constructor, HasStrong); |
| TRAIT_IS_FALSE(__has_trivial_constructor, HasWeak); |
| TRAIT_IS_TRUE(__has_trivial_constructor, HasUnsafeUnretained); |
| |
| // __has_trivial_destructor |
| TRAIT_IS_FALSE(__has_trivial_destructor, __strong id); |
| TRAIT_IS_FALSE(__has_trivial_destructor, __weak id); |
| TRAIT_IS_TRUE(__has_trivial_destructor, __autoreleasing id); |
| TRAIT_IS_TRUE(__has_trivial_destructor, __unsafe_unretained id); |
| TRAIT_IS_FALSE(__has_trivial_destructor, HasStrong); |
| TRAIT_IS_FALSE(__has_trivial_destructor, HasWeak); |
| TRAIT_IS_TRUE(__has_trivial_destructor, HasUnsafeUnretained); |
| |
| // __is_literal |
| TRAIT_IS_TRUE(__is_literal, __strong id); |
| TRAIT_IS_TRUE(__is_literal, __weak id); |
| TRAIT_IS_TRUE(__is_literal, __autoreleasing id); |
| TRAIT_IS_TRUE(__is_literal, __unsafe_unretained id); |
| |
| // __is_literal_type |
| TRAIT_IS_TRUE(__is_literal_type, __strong id); |
| TRAIT_IS_TRUE(__is_literal_type, __weak id); |
| TRAIT_IS_TRUE(__is_literal_type, __autoreleasing id); |
| TRAIT_IS_TRUE(__is_literal_type, __unsafe_unretained id); |
| |
| // __is_pod |
| TRAIT_IS_FALSE(__is_pod, __strong id); |
| TRAIT_IS_FALSE(__is_pod, __weak id); |
| TRAIT_IS_FALSE(__is_pod, __autoreleasing id); |
| TRAIT_IS_TRUE(__is_pod, __unsafe_unretained id); |
| TRAIT_IS_FALSE(__is_pod, HasStrong); |
| TRAIT_IS_FALSE(__is_pod, HasWeak); |
| TRAIT_IS_TRUE(__is_pod, HasUnsafeUnretained); |
| |
| // __is_trivial |
| TRAIT_IS_FALSE(__is_trivial, __strong id); |
| TRAIT_IS_FALSE(__is_trivial, __weak id); |
| TRAIT_IS_FALSE(__is_trivial, __autoreleasing id); |
| TRAIT_IS_TRUE(__is_trivial, __unsafe_unretained id); |
| TRAIT_IS_FALSE(__is_trivial, HasStrong); |
| TRAIT_IS_FALSE(__is_trivial, HasWeak); |
| TRAIT_IS_TRUE(__is_trivial, HasUnsafeUnretained); |
| |
| // __is_scalar |
| TRAIT_IS_FALSE(__is_scalar, __strong id); |
| TRAIT_IS_FALSE(__is_scalar, __weak id); |
| TRAIT_IS_FALSE(__is_scalar, __autoreleasing id); |
| TRAIT_IS_TRUE(__is_scalar, __unsafe_unretained id); |
| |
| // __is_standard_layout |
| TRAIT_IS_TRUE(__is_standard_layout, __strong id); |
| TRAIT_IS_TRUE(__is_standard_layout, __weak id); |
| TRAIT_IS_TRUE(__is_standard_layout, __autoreleasing id); |
| TRAIT_IS_TRUE(__is_standard_layout, __unsafe_unretained id); |
| |
| // __is_trivally_assignable |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __strong id&, __strong id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __strong id&, __weak id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __strong id&, __autoreleasing id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __strong id&, __unsafe_unretained id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __strong id&, __strong id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __strong id&, __weak id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __strong id&, __autoreleasing id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __strong id&, __unsafe_unretained id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __weak id&, __strong id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __weak id&, __weak id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __weak id&, __autoreleasing id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __weak id&, __unsafe_unretained id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __weak id&, __strong id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __weak id&, __weak id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __weak id&, __autoreleasing id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __weak id&, __unsafe_unretained id&&); |
| |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __autoreleasing id&, __strong id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __autoreleasing id&, __weak id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __autoreleasing id&, __autoreleasing id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __autoreleasing id&, __unsafe_unretained id); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __autoreleasing id&, __strong id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __autoreleasing id&, __weak id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __autoreleasing id&, __autoreleasing id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, __autoreleasing id&, __unsafe_unretained id&&); |
| |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, __unsafe_unretained id&, __strong id); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, __unsafe_unretained id&, __weak id); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, __unsafe_unretained id&, __autoreleasing id); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, __unsafe_unretained id&, __unsafe_unretained id); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, __unsafe_unretained id&, __strong id&&); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, __unsafe_unretained id&, __weak id&&); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, __unsafe_unretained id&, __autoreleasing id&&); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, __unsafe_unretained id&, __unsafe_unretained id&&); |
| |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, HasStrong&, HasStrong); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, HasStrong&, HasStrong&&); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, HasWeak&, HasWeak); |
| TRAIT_IS_FALSE_2(__is_trivially_assignable, HasWeak&, HasWeak&&); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, HasUnsafeUnretained&, HasUnsafeUnretained); |
| TRAIT_IS_TRUE_2(__is_trivially_assignable, HasUnsafeUnretained&, HasUnsafeUnretained&&); |
| |
| // __is_trivally_constructible |
| TRAIT_IS_FALSE(__is_trivially_constructible, __strong id); |
| TRAIT_IS_FALSE(__is_trivially_constructible, __weak id); |
| TRAIT_IS_FALSE(__is_trivially_constructible, __autoreleasing id); |
| TRAIT_IS_TRUE(__is_trivially_constructible, __unsafe_unretained id); |
| |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __strong id, __strong id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __strong id, __weak id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __strong id, __autoreleasing id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __strong id, __unsafe_unretained id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __strong id, __strong id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __strong id, __weak id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __strong id, __autoreleasing id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __strong id, __unsafe_unretained id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __weak id, __strong id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __weak id, __weak id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __weak id, __autoreleasing id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __weak id, __unsafe_unretained id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __weak id, __strong id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __weak id, __weak id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __weak id, __autoreleasing id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __weak id, __unsafe_unretained id&&); |
| |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __autoreleasing id, __strong id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __autoreleasing id, __weak id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __autoreleasing id, __autoreleasing id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __autoreleasing id, __unsafe_unretained id); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __autoreleasing id, __strong id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __autoreleasing id, __weak id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __autoreleasing id, __autoreleasing id&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, __autoreleasing id, __unsafe_unretained id&&); |
| |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, __unsafe_unretained id, __strong id); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, __unsafe_unretained id, __weak id); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, __unsafe_unretained id, __autoreleasing id); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, __unsafe_unretained id, __unsafe_unretained id); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, __unsafe_unretained id, __strong id&&); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, __unsafe_unretained id, __weak id&&); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, __unsafe_unretained id, __autoreleasing id&&); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, __unsafe_unretained id, __unsafe_unretained id&&); |
| |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, HasStrong, HasStrong); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, HasStrong, HasStrong&&); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, HasWeak, HasWeak); |
| TRAIT_IS_FALSE_2(__is_trivially_constructible, HasWeak, HasWeak&&); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, HasUnsafeUnretained, HasUnsafeUnretained); |
| TRAIT_IS_TRUE_2(__is_trivially_constructible, HasUnsafeUnretained, HasUnsafeUnretained&&); |
| |