clang/test/SemaObjCXX/Inputs/nullability-consistency-7.h

   1 #ifndef SOMEKIT_H
   2 #define SOMEKIT_H
   3
   4 __attribute__((objc_root_class))
   5 #ifndef NS_ASSUME_NONNULL_BEGIN
   6 #if __has_feature(assume_nonnull)
   7 #define NS_ASSUME_NONNULL_BEGIN _Pragma("clang assume_nonnull begin")
   8 #define NS_ASSUME_NONNULL_END _Pragma("clang assume_nonnull end")
   9 #else
  10 #define NS_ASSUME_NONNULL_BEGIN
  11 #define NS_ASSUME_NONNULL_END
  12 #endif
  13 #endif
  14
  15 NS_ASSUME_NONNULL_BEGIN
  16
  17 @interface A
  18 -(null_unspecified A*)transform:(null_unspecified A*)input __attribute__((unavailable("anything but this")));
  19 -(A*)transform:(A*)input integer:(int)integer;
  20
  21 @property (null_unspecified, nonatomic, readonly, retain) A* someA;
  22 @property (null_unspecified, nonatomic, retain) A* someOtherA;
  23
  24 @property (nonatomic) int intValue __attribute__((unavailable("wouldn't work anyway")));
  25 @end
  26
  27 NS_ASSUME_NONNULL_END
  28
  29
  30 __attribute__((unavailable("just don't")))
  31 @interface B : A
  32 @end
  33
  34 @interface C : A
  35 - (instancetype)init; // expected-warning{{pointer is missing a nullability type specifier}}
  36 // expected-note@-1{{insert '_Nullable' if the pointer may be null}}
  37 // expected-note@-2{{insert '_Nonnull' if the pointer should never be null}}
  38 - (instancetype)initWithA:( A*)a __attribute__((objc_designated_initializer)); // expected-warning 2{{pointer is missing a nullability type specifier}}
  39 // expected-note@-1 2{{insert '_Nullable' if the pointer may be null}}
  40 // expected-note@-2 2{{insert '_Nonnull' if the pointer should never be null}}
  41 @end
  42
  43 #endif
  44