NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
myClass *obj = [[myClass alloc] init];
NSArray *ar = [NSArray array];
[ar addObject: obj];
[ar removeObject: obj];
[pool drain];
NSAutoreleasePool *pool = [[NSAutoreleasePool aNSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
myClass *obj = [[myClass alloc] init];
NSArray *ar = [NSArray array];
[ar addObject: obj];
[ar removeObject: obj];
[pool drain];
NSAutoreleasePool *pool = [[NSAutoreleasePool a