6 @interface ObjTy @end  interface
8 ObjTy *global;
12 extern "C" void param(ObjTy *p);
16 extern "C" void block_capture(ObjTy *);
18 extern "C" void escp(void (^)(ObjTy *));
22 void param(ObjTy *p) EXT_RET {
29   EXT_RET ObjTy *local = global;
40   EXT_RET ObjTy *wat = 0 ? wat : global;
57 void block_capture(ObjTy *obj) EXT_RET {
83 void escp(void (^)(ObjTy *));
86   escp(^(ObjTy *p) EXT_RET {});
94 -(void)m1: (ObjTy *)w;  argument
98 -(void)m1: (ObjTy *) w EXT_RET {  argument
103 -(void)m2: (ObjTy *) w EXT_RET {  argument
113 void foo(ObjTy *p, decltype(p) *) {}