| // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s | |
| typedef union { | |
| struct xx_object_s *_do; | |
| struct xx_continuation_s *_dc; | |
| struct xx_queue_s *_dq; | |
| struct xx_queue_attr_s *_dqa; | |
| struct xx_group_s *_dg; | |
| struct xx_source_s *_ds; | |
| struct xx_source_attr_s *_dsa; | |
| struct xx_semaphore_s *_dsema; | |
| } xx_object_t __attribute__((transparent_union)); | |
| @interface INTF | |
| - (void) doSomething : (xx_object_t) xxObject; | |
| - (void)testMeth; | |
| @end | |
| @implementation INTF | |
| - (void) doSomething : (xx_object_t) xxObject {} | |
| - (void)testMeth { struct xx_queue_s *sq; [self doSomething:sq ]; } | |
| @end |