1// RUN: %clang_cc1 %s -fsyntax-only -verify
2// expected-no-diagnostics
3// rdar://8632525
4
5typedef struct objc_class *Class;
6typedef struct objc_object {
7    Class isa;
8} *id;
9
10
11typedef struct objc_selector *SEL;
12extern id objc_msgSend(id self, SEL op, ...);
13
14