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// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
// pr8453
@protocol NSCopying @end
@protocol NSPROTO @end
@protocol NSPROTO1 @end
@protocol NSPROTO2 @end
@interface NSObject <NSCopying, NSPROTO, NSPROTO1> {
Class isa;
}
@end
void gorf(NSObject <NSCopying> *); // expected-note {{passing argument to parameter here}}
NSObject <NSCopying> *foo(id <NSCopying> bar, id id_obj)
{
NSObject <NSCopying> *Init = bar; // expected-warning {{initializing 'NSObject<NSCopying> *' with an expression of incompatible type 'id<NSCopying>'}}
NSObject *Init1 = bar; // expected-warning {{initializing 'NSObject *' with an expression of incompatible type 'id<NSCopying>'}}
NSObject <NSCopying> *I = id_obj;
NSObject *I1 = id_obj;
gorf(bar); // expected-warning {{passing 'id<NSCopying>' to parameter of incompatible type 'NSObject<NSCopying> *'}}
gorf(id_obj);
return bar; // expected-warning {{returning 'id<NSCopying>' from a function with incompatible result type 'NSObject<NSCopying> *'}}
}
void test(id <NSCopying, NSPROTO, NSPROTO2> bar)
{
NSObject <NSCopying> *Init = bar; // expected-warning {{initializing 'NSObject<NSCopying> *' with an expression of incompatible type 'id<NSCopying,NSPROTO,NSPROTO2>'}}
}
@interface NSObject (CAT)
+ (struct S*)Meth : (struct S*)arg;
@end
struct S {
char *types;
};
@interface I
@end
@implementation I
- (struct S *)Meth : (struct S*)a {
return [NSObject Meth : a];
}
@end
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