72 lines
1.6 KiB
Objective-C
72 lines
1.6 KiB
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-macosx-10.9 -Wunguarded-availability -fblocks -fsyntax-only -verify %s
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__attribute__((objc_root_class))
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@interface NSObject
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+(instancetype)new;
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-(instancetype)init;
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@end
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@interface MyObject : NSObject
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-(instancetype)init __attribute__((unavailable)); // expected-note{{'init' has been explicitly marked unavailable here}}
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@end
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void usemyobject() {
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[MyObject new]; // expected-error{{'new' is unavailable}}
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}
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@interface MyOtherObject : NSObject
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+(instancetype)init __attribute__((unavailable));
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+(instancetype)new;
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@end
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void usemyotherobject() {
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[MyOtherObject new]; // no error; new is overrideen.
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}
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@interface NotGoodOverride : NSObject
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+(instancetype)init __attribute__((unavailable));
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-(instancetype)new;
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+(instancetype)new: (int)x;
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@end
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void usenotgoodoverride() {
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[NotGoodOverride new]; // no error
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}
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@interface NotNSObject
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+(instancetype)new;
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-(instancetype)init;
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@end
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@interface NotMyObject : NotNSObject
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-(instancetype)init __attribute__((unavailable));
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@end
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void usenotmyobject() {
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[NotMyObject new]; // no error; this isn't NSObject
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}
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@interface FromSelf : NSObject
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-(instancetype)init __attribute__((unavailable));
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+(FromSelf*)another_one;
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@end
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@implementation FromSelf
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+(FromSelf*)another_one {
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[self new];
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}
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@end
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@interface NoInit : NSObject
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-(instancetype)init __attribute__((unavailable)); // expected-note {{'init' has been explicitly marked unavailable here}}
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@end
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@interface NoInitSub : NoInit @end
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@implementation NoInitSub
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-(void)meth:(Class)c {
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[c new]; // No error; unknown interface.
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[NoInitSub new]; // expected-error {{'new' is unavailable}}
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}
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@end
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