/*
 * Copyright (c) 2015 - present Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */

#import <Foundation/NSObject.h>

@interface B  : NSObject

- (void) foo;

@end

@implementation B

-(void) foo {
};

@end


@interface A  : NSObject

@property (nonatomic) int *p;
@property int *q; // atomic by default
@property (atomic, assign) float f;

@property B *b;

- (void) write_p: (int)i;
- (int) read_p;
- (void) write_q: (int)i;
- (int) read_q;
- (void) write_f: (int)i;
- (int) read_f;
@end


@implementation A

@synthesize b;

- (A*) init
{
    _p = 0; // Good access
    _q = 0; // Good access
    _f = 0; // Good access
}

- (A*) new
{
    _p = 0; // Good access
    _q = 0; // Good access
    _f = 0; // Good access
}

- (A*) initWithBla: (int) d
{
    _p = d; // Good access
    _q = d; // Good access
    _f = d; // Good access
}

- (A*) initWith: (int) e
{
    _p = e; // Good access
    _q = e; // Good access
    _f = e; // Good access
}

- (void) dealloc
{
     _q = 0; // Good access
}

- (void) writeP: (int)i
{
    _p = i; // Good access
}

- (int) readP
{
    return _p; // Good access
}

- (void) writeQ: (int)i
{
    _q = i; // Bad access
}

- (int) readQ
{
    return _q; // Bad access
}

- (void) writeF: (float) j
{
    self.f = j; // Good access
}

- (int) readF
{
    return self.f; // Good access
}

- (void) bla
{
    if (b) { // bad access
        [b foo]; //bad access
    }
}

@end