| /* Check if class references (generated for the NeXT runtime) are appropriately |
| folded. This test is safe to run on all targets. */ |
| /* Author: Ziemowit Laski <zlaski@apple.com>. */ |
| /* { dg-options "-fnext-runtime" } */ |
| /* { dg-do compile } */ |
| |
| #include <objc/Object.h> |
| |
| typedef Object ObjectTypedef1; |
| typedef ObjectTypedef1 ObjectTypedef2; |
| @compatibility_alias ObjectAlias1 ObjectTypedef2; |
| @compatibility_alias ObjectAlias2 ObjectAlias1; |
| typedef ObjectAlias2 ObjectTypedef3; |
| |
| void foo(void) { |
| id obj = [Object new]; |
| obj = [ObjectTypedef1 new]; |
| obj = [ObjectTypedef2 new]; |
| obj = [ObjectTypedef3 new]; |
| obj = [ObjectAlias1 new]; |
| obj = [ObjectAlias2 new]; |
| } |
| |
| /* { dg-final { scan-assembler "_OBJC_CLASS_REFERENCES_0" } } */ |
| /* { dg-final { scan-assembler-not "_OBJC_CLASS_REFERENCES_1" } } */ |
