forked from OSchip/llvm-project
102 lines
3.6 KiB
Objective-C
102 lines
3.6 KiB
Objective-C
__attribute__((objc_root_class))
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@interface NSError
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@end
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__attribute__((objc_root_class))
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@interface A
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@end
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struct X { };
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void f1(int *x); // expected-warning{{pointer is missing a nullability type specifier}}
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typedef struct __attribute__((objc_bridge(NSError))) __CFError *CFErrorRef;
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typedef NSError *NSErrorPtr;
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typedef NSError **NSErrorPtrPtr;
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typedef CFErrorRef *CFErrorRefPtr;
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typedef int *int_ptr;
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typedef A *A_ptr;
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typedef int (^block_ptr)(int, int);
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#pragma clang assume_nonnull begin
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void f2(int *x);
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void f3(A* obj);
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void f4(int (^block)(int, int));
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void f5(int_ptr x);
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void f6(A_ptr obj);
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void f7(int * _Nullable x);
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void f8(A * _Nullable obj);
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void f9(int X::* mem_ptr);
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void f10(int (X::*mem_func)(int, int));
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void f11(int X::* _Nullable mem_ptr);
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void f12(int (X::* _Nullable mem_func)(int, int));
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int_ptr f13(void);
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A *f14(void);
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int * _Null_unspecified f15(void);
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A * _Null_unspecified f16(void);
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void f17(CFErrorRef *error); // expected-note{{no known conversion from 'A * _Nonnull' to 'CFErrorRef _Nullable * _Nullable' (aka '__CFError **') for 1st argument}}
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void f18(A **); // expected-warning 2{{pointer is missing a nullability type specifier}}
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void f19(CFErrorRefPtr error); // expected-warning{{pointer is missing a nullability type specifier}}
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void g1(int (^)(int, int));
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void g2(int (^ *bp)(int, int)); // expected-warning{{block pointer is missing a nullability type specifier}}
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// expected-warning@-1{{pointer is missing a nullability type specifier}}
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void g3(block_ptr *bp); // expected-warning{{block pointer is missing a nullability type specifier}}
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// expected-warning@-1{{pointer is missing a nullability type specifier}}
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void g4(int (*fp)(int, int));
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void g5(int (**fp)(int, int)); // expected-warning 2{{pointer is missing a nullability type specifier}}
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@interface A(Pragmas1)
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+ (instancetype)aWithA:(A *)a;
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- (A *)method1:(A_ptr)ptr;
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- (null_unspecified A *)method2;
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- (void)method3:(NSError **)error; // expected-note{{passing argument to parameter 'error' here}}
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- (void)method4:(NSErrorPtr *)error; // expected-note{{passing argument to parameter 'error' here}}
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- (void)method5:(NSErrorPtrPtr)error;
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// expected-warning@-1{{pointer is missing a nullability type specifier}}
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@property A *aProp;
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@property NSError **anError; // expected-warning 2{{pointer is missing a nullability type specifier}}
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@end
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int *global_int_ptr;
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// typedefs not inferred _Nonnull
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typedef int *int_ptr_2;
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typedef int * // expected-warning{{pointer is missing a nullability type specifier}}
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*int_ptr_ptr;
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static inline void f30(void) {
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float *fp = global_int_ptr; // expected-error{{cannot initialize a variable of type 'float *' with an lvalue of type 'int * _Nonnull'}}
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int_ptr_2 ip2;
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float *fp2 = ip2; // expected-error{{cannot initialize a variable of type 'float *' with an lvalue of type 'int_ptr_2' (aka 'int *')}}
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int_ptr_ptr ipp;
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float *fp3 = ipp; // expected-error{{lvalue of type 'int_ptr_ptr' (aka 'int **')}}
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}
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@interface AA : A {
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@public
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id ivar1;
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_Nonnull id ivar2;
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}
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@end
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#pragma clang assume_nonnull end
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void f20(A *a); // expected-warning{{pointer is missing a nullability type specifier}}
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void f21(int_ptr x); // expected-warning{{pointer is missing a nullability type specifier}}
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void f22(A_ptr y); // expected-warning{{pointer is missing a nullability type specifier}}
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void f23(int_ptr _Nullable x);
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void f24(A_ptr _Nullable y);
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void f25(int_ptr_2 x); // expected-warning{{pointer is missing a nullability type specifier}}
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@interface A(OutsidePragmas1)
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+ (instancetype)aWithInt:(int)value; // expected-warning{{pointer is missing a nullability type specifier}}
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@end
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