| 1 | // RUN: %clang_cc1 -triple x86_64-apple-macosx-10.9 -Wunguarded-availability -fblocks -fsyntax-only -verify %s |
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| 2 | |
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| 3 | __attribute__((objc_root_class)) |
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| 4 | @interface NSObject |
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| 5 | +(instancetype)new; |
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| 6 | -(instancetype)init; |
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| 7 | @end |
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| 8 | |
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| 9 | @interface MyObject : NSObject |
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| 10 | -(instancetype)init __attribute__((unavailable)); // expected-note{{'init' has been explicitly marked unavailable here}} |
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| 11 | @end |
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| 12 | |
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| 13 | void usemyobject() { |
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| 14 | [MyObject new]; // expected-error{{'new' is unavailable}} |
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| 15 | } |
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| 16 | |
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| 17 | @interface MyOtherObject : NSObject |
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| 18 | +(instancetype)init __attribute__((unavailable)); |
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| 19 | +(instancetype)new; |
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| 20 | @end |
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| 21 | |
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| 22 | void usemyotherobject() { |
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| 23 | [MyOtherObject new]; // no error; new is overrideen. |
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| 24 | } |
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| 25 | |
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| 26 | @interface NotGoodOverride : NSObject |
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| 27 | +(instancetype)init __attribute__((unavailable)); |
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| 28 | -(instancetype)new; |
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| 29 | +(instancetype)new: (int)x; |
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| 30 | @end |
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| 31 | |
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| 32 | void usenotgoodoverride() { |
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| 33 | [NotGoodOverride new]; // no error |
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| 34 | } |
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| 35 | |
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| 36 | @interface NotNSObject |
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| 37 | +(instancetype)new; |
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| 38 | -(instancetype)init; |
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| 39 | @end |
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| 40 | |
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| 41 | @interface NotMyObject : NotNSObject |
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| 42 | -(instancetype)init __attribute__((unavailable)); |
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| 43 | @end |
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| 44 | |
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| 45 | void usenotmyobject() { |
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| 46 | [NotMyObject new]; // no error; this isn't NSObject |
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| 47 | } |
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| 48 | |
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| 49 | @interface FromSelf : NSObject |
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| 50 | -(instancetype)init __attribute__((unavailable)); |
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| 51 | +(FromSelf*)another_one; |
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| 52 | @end |
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| 53 | |
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| 54 | @implementation FromSelf |
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| 55 | +(FromSelf*)another_one { |
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| 56 | [self new]; |
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| 57 | } |
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| 58 | @end |
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| 59 | |
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| 60 | @interface NoInit : NSObject |
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| 61 | -(instancetype)init __attribute__((unavailable)); // expected-note {{'init' has been explicitly marked unavailable here}} |
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| 62 | @end |
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| 63 | |
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| 64 | @interface NoInitSub : NoInit @end |
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| 65 | |
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| 66 | @implementation NoInitSub |
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| 67 | -(void)meth:(Class)c { |
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| 68 | [c new]; // No error; unknown interface. |
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| 69 | [NoInitSub new]; // expected-error {{'new' is unavailable}} |
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| 70 | } |
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| 71 | @end |
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| 72 | |
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