1// RUN: %clang_cc1  -fsyntax-only -verify %s
2// expected-no-diagnostics
3
4@interface SStoreNodeInfo
5
6@property(nonatomic,readonly,retain) id descriptionShort;
7
8- (id)stringByAppendingFormat:(int)format, ... ;
9
10@end
11
12@interface SStoreNodeInfo_iDisk : SStoreNodeInfo
13{
14@private
15 id _etag;
16}
17@end
18
19@implementation SStoreNodeInfo_iDisk
20- (id) X { return [super.descriptionShort stringByAppendingFormat:1, _etag]; }
21
22@end
23