| // 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 |