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/* Check if class references (generated for the NeXT runtime) are appropriately

   folded. */

/* Author: Ziemowit Laski <zlaski@apple.com>.  */

/* The ABI is different for m64 darwin so skip this test for now */

/* { dg-do compile { target { *-*-darwin* && { ! lp64 } } } } */

/* { dg-skip-if "" { *-*-darwin* } { "-fgnu-runtime" } { "" } } */

#include "../objc-obj-c++-shared/TestsuiteObject.h"

typedef TestsuiteObject ObjectTypedef1;

typedef ObjectTypedef1 ObjectTypedef2;

@compatibility_alias ObjectAlias1 ObjectTypedef2;

@compatibility_alias ObjectAlias2 ObjectAlias1;

typedef ObjectAlias2 ObjectTypedef3;

void foo(void) {

  id obj = [TestsuiteObject new];

  obj = [ObjectTypedef1 new];

  obj = [ObjectTypedef2 new];

  obj = [ObjectTypedef3 new];

  obj = [ObjectAlias1 new];

  obj = [ObjectAlias2 new];

}

/* { dg-final { scan-assembler "_OBJC_ClassRefs_0" } } */

/* { dg-final { scan-assembler-not "_OBJC_ClassRefs_1" } } */