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// RUN: %clang_cc1 -fsyntax-only -verify %s
#include <stddef.h>
typedef struct objc_class *Class;
typedef struct objc_object {
Class isa;
} *id;
id objc_getClass(const char *s);
@interface Object
+ self;
@end
@protocol Func
+ (void) class_func0;
- (void) instance_func0;
@end
@interface Derived: Object <Func>
@end
@interface Derived2: Object <Func>
@end
static void doSomething(Class <Func> unsupportedObjectType) {
[unsupportedObjectType class_func0];
}
static void doSomethingElse(id <Func> pleaseConvertToThisType) {
[pleaseConvertToThisType class_func0];
}
int main(int argv, char *argc[]) {
doSomething([Derived self]);
doSomething([Derived2 self]);
doSomethingElse([Derived self]);
doSomethingElse([Derived2 self]);
}
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