1// RUN: %clang_cc1 -rewrite-objc -fobjc-runtime=macosx-fragile-10.5  %s -o -
2
3typedef struct NSMethodFrameArgInfo {
4    struct NSMethodFrameArgInfo *subInfo;
5    struct NSMethodFrameArgInfo *an;
6} NSMethodFrameArgInfo;
7
8@interface NSMethodSignature
9- (NSMethodFrameArgInfo *)_argInfo;
10@end
11
12@implementation NSMethodSignature
13
14- (NSMethodFrameArgInfo *)_argInfo{
15    return 0;
16}
17
18@end
19
20