Subversion Repositories openrisc

/* 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 dot-syntax with tricky assignments.  */

#include <stdlib.h>

#include <objc/objc.h>

#include <objc/runtime.h>

@interface MyRootClass

{

  Class isa;

  int a;

}

+ (id) initialize;

+ (id) alloc;

- (id) init;

- (int) count;

- (void) setCount: (int)count;

- (int) somethingToExecuteOnlyOnce;

@end

@implementation MyRootClass

+ (id) initialize { return self; }

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

- (id) init { return self; }

- (int) count

{

  return a;

}

- (void) setCount: (int)count

{

  a = count;

}

- (int) somethingToExecuteOnlyOnce

{

  a++;

  return 10;

}

@end

int main (void)

{

  MyRootClass *object1 = [[MyRootClass alloc] init];

  MyRootClass *object2 = [[MyRootClass alloc] init];

  MyRootClass *object3 = [[MyRootClass alloc] init];

  int i;

  object1.count = 10;

  if (object1.count != 10)

    abort ();

  object2.count = 10;

  if (object2.count != 10)

    abort ();

  /* Test multiple assignments to a constant.  */

  object1.count = object2.count = 20;

  if (object1.count != 20 || object2.count != 20)

    abort ();

  i = object1.count = 30;

  if (i != 30 || object1.count != 30)

    abort ();

  i = object2.count = 30;

  if (i != 30 || object2.count != 30)

    abort ();

  /* Test a simple assignment to something with a side-effect; the

     'rhs' should be evaluated only once.  */

  object1.count = ([object2 somethingToExecuteOnlyOnce] > 0 ? 30 : 45);

  if (object1.count != 30 || object2.count != 31)

    abort ();

  /* Test multiple assignments with side effects.  */

  object3.count = object1.count = ([object2 somethingToExecuteOnlyOnce] > 0 ? 30 : 45);

  if (object1.count != 30 || object2.count != 32 || object3.count != 30)

    abort ();

  return 0;

}