73 lines
1.2 KiB
Mathematica
73 lines
1.2 KiB
Mathematica
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// RUN: %clang_cc1 -fsyntax-only -verify %s
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// rdar://9091389
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@protocol Fooable
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- (void)foo;
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@end
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@protocol SubFooable <Fooable>
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@end
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@interface AClass
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@end
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@interface BClass : AClass <SubFooable>
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@end
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@implementation BClass
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- (void)foo {
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}
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@end
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void functionTakingAClassConformingToAProtocol(AClass <Fooable> *instance) { // expected-note {{passing argument to parameter 'instance' here}}
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}
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int main () {
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AClass *aobject = 0;
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BClass *bobject = 0;
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functionTakingAClassConformingToAProtocol(aobject); // expected-warning {{incompatible pointer types passing 'AClass *' to parameter of type 'AClass<Fooable> *'}}
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functionTakingAClassConformingToAProtocol(bobject); // Shouldn't warn - does implement Fooable
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return 0;
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}
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// rdar://9267196
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@interface NSObject @end
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@protocol MyProtocol
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@end
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@interface MyClass : NSObject
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{
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}
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@end
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@implementation MyClass
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@end
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@interface MySubclass : MyClass <MyProtocol>
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{
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}
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@end
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@interface MyTestClass : NSObject
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{
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@private
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NSObject <MyProtocol> *someObj;
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}
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@property (nonatomic, assign) NSObject <MyProtocol> *someObj;
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@end
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@implementation MyTestClass
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@synthesize someObj;
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- (void)someMethod
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{
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MySubclass *foo;
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[self setSomeObj:foo]; // no warning here!
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}
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@end
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