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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 dot-syntax with more tricky assignments.  */

#include <stdlib.h>

#include <objc/objc.h>

#include <objc/runtime.h>

@interface MyRootClass

{

  Class isa;

  id a;

  id b;

  int p1;

  float p2;

}

+ (id) initialize;

+ (id) alloc;

- (id) init;

@property (assign) id object1;

@property (assign) id object2;

- (id) test;

- (id) myself;

- (id) nilObject;

@property int p1;

@property float p2;

@end

@implementation MyRootClass

+ (id) initialize { return self; }

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

- (id) init { return self; }

@synthesize object1 = a;

@synthesize object2 = b;

- (id) test

{

  /* Test multiple assignments with 'self'.  */

  self.object1 = self.object2 = self;

  if (self.object1 != self || self.object2 != self)

    abort ();

  /* Test multiple assignments with a conditional and method calls.  */

  self.object1 = self.object2 = (self ? [self myself] : [self nilObject]);

  if (self.object1 != self || self.object2 != self)

    abort ();

  self.object1 = self.object2 = (self ? [self nilObject] : [self myself]);

  if (self.object1 != nil || self.object2 != nil)

    abort ();

  return self.object1;

}

- (id) myself

{

  return self;

}

- (id) nilObject

{

  return nil;

}

@synthesize p1;

@synthesize p2;

@end

int main (void)

{

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

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

  [object test];

  /* Now, test multiple assignments with different types.  Use

     int/float as they seem to happily crash the compiler in gimplify

     if proper conversions are not being generated by the

     frontend. ;-) */

  object.p1 = object.p2 = 12;

  if (object.p1 != 12 || object.p2 != 12)

    abort ();

  object.p1 = object.p2 = 2.7;

  if (object.p1 != 2)

    abort ();

  /* Just try a different loop, mixing in a few different standard C

     constructs to cover a few other cases.  */

  object.p1 = 10;

  object1.p1 = 0;

  while (object.p1)

    {

      object1.p1 += ((object.p2 = 4.56) ? 0 : object.p1);

      object.p1--;

    }

  if (object.p1 != 0 || object1.p1 != 0)

    abort ();

  if ((object.p1 = 0))

    abort ();

  return 0;

}