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/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, November 2010.  */

/* { dg-do run } */

/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */

/* Test nested 'dot syntax' (xxx.yyy.zzz or [xxx yyy].zzz).  */

#include <stdlib.h>

#include <objc/objc.h>

#include <objc/runtime.h>

@class MyRootClass;

static MyRootClass *shared_root = nil;

@interface MyRootClass

{

  Class isa;

  int a;

  int b;

  MyRootClass *next;

}

@property int b;

@property (assign) MyRootClass *next;

+ (id) initialize;

+ (MyRootClass *)sharedInstance;

+ (id) alloc;

- (id) init;

- (MyRootClass *)same;

- (int) count;

- (void) setCount: (int)count;

@end

@implementation MyRootClass

@synthesize b;

@synthesize next;

+ (id) initialize { return self; }

+ (id) alloc { return class_createInstance (self, 0); }

- (id) init { return self; }

+ (MyRootClass *)sharedInstance

{

  if (!shared_root)

    shared_root = [[self alloc] init];

  return shared_root;

}

- (MyRootClass *)same

{

  return self;

}

- (int) count

{

  return a;

}

- (void) setCount: (int)count

{

  a = count;

}

@end

int main (void)

{

  MyRootClass *object = [[MyRootClass alloc] init];

  /* Test ClassName.accessor.accessor.  */

  MyRootClass.sharedInstance.count = 500;

  if (MyRootClass.sharedInstance.count != 500)

    abort ();

  /* Test object.accessor.accessor.  */

  object.same.count = 1000;

  if (object.same.count != 1000)

    abort ();

  /* Test object.accessor.property.  */

  object.same.next = object;

  if (object.same.next != object)

    abort ();

  /* Test lots of nesting.  */

  if (object.next.next.same.same.next.next.same != object)

    abort ();

  /* Test more nesting.  */

  MyRootClass.sharedInstance.next = object;

  MyRootClass.sharedInstance.next.next.next.next.next.count = 2000;

  if (MyRootClass.sharedInstance.next.next.next.next.next.count != 2000)

    abort ();

  /* Test more nesting.  */

  MyRootClass.sharedInstance.same.same.same.same.same.count = 3000;

  if (MyRootClass.sharedInstance.same.same.same.same.same.count != 3000)

    abort ();

  /* Test [object method].property.  */

  [MyRootClass sharedInstance].count = 5000;

  if ([MyRootClass sharedInstance].count != 5000)

    abort ();

  /* Just a final check.  */

  if (shared_root.count != 5000)

    abort ();

  return 0;

}