1/* Check if class references (generated for the NeXT runtime) are appropriately
2   folded. */
3/* Author: Ziemowit Laski <zlaski@apple.com>.  */
4/* The ABI is different for m64 darwin so skip this test for now */
5/* { dg-do compile { target { *-*-darwin* && { ! lp64 } } } } */
6/* { dg-skip-if "" { *-*-darwin* } { "-fgnu-runtime" } { "" } } */
7
8#include "../objc-obj-c++-shared/TestsuiteObject.h"
9
10typedef TestsuiteObject ObjectTypedef1;
11typedef ObjectTypedef1 ObjectTypedef2;
12@compatibility_alias ObjectAlias1 ObjectTypedef2;
13@compatibility_alias ObjectAlias2 ObjectAlias1;
14typedef ObjectAlias2 ObjectTypedef3;
15
16void foo(void) {
17  id obj = [TestsuiteObject new];
18  obj = [ObjectTypedef1 new];
19  obj = [ObjectTypedef2 new];
20  obj = [ObjectTypedef3 new];
21  obj = [ObjectAlias1 new];
22  obj = [ObjectAlias2 new];
23}
24
25/* { dg-final { scan-assembler "_OBJC_ClassRefs_0" } } */
26/* { dg-final { scan-assembler-not "_OBJC_ClassRefs_1" } } */
27