typedef struct objc_class *Class;
typedef struct objc_object {
  Class isa;
} *id;
@interface nsset
+ (id)set;
@end
@interface baz
- (void)set;
@end
nsset *fn ()
{
  nsset *bar;
  bar = [nsset set];
}
typedef struct objc_class *Class;
typedef struct objc_object {
  Class isa;
} *id;
@interface nsset
+ (id)set;
@end
@interface baz
- (void)set;
@end
nsset *fn ()
{
  nsset *bar;
  bar = [nsset set];
}