1// RUN: %clang_cc1 -emit-pch %s -o %t
2// RUN: %clang_cc1 -include-pch %t -verify %s
3
4#ifndef HEADER_INCLUDED
5
6#define HEADER_INCLUDED
7
8@protocol NSObject
9@end
10
11__attribute__((objc_root_class))
12@interface NSObject
13@end
14
15@interface PC1<T, U : NSObject *> : NSObject
16// expected-note@-2{{type parameter 'U' declared here}}
17@end
18
19@interface PC1<T, U : NSObject *> (Cat1)
20@end
21
22typedef PC1<id, NSObject *> PC1Specialization1;
23
24#else
25
26@interface PC1<T : NSObject *, // expected-error{{type bound 'NSObject *' for type parameter 'T' conflicts with implicit bound 'id}}
27 // expected-note@15{{type parameter 'T' declared here}}
28               U : id> (Cat2) // expected-error{{type bound 'id' for type parameter 'U' conflicts with previous bound 'NSObject *'}}
29 // expected-note@15{{type parameter 'U' declared here}}
30@end
31
32typedef PC1Specialization1<id, NSObject *> PC1Specialization2; // expected-error{{type arguments cannot be applied to already-specialized class type 'PC1Specialization1' (aka 'PC1<id,NSObject *>')}}
33
34#endif
35