On Fri, Mar 7, 2008 at 2:59 PM, Sherm Pendley <[EMAIL PROTECTED]> wrote: > On Fri, Mar 7, 2008 at 5:45 PM, Jake <[EMAIL PROTECTED]> wrote: > > > I am trying to create a simple Cocoa app that has an intentional memory > > leak so that I can play with the development tools Instruments, MallocDebug > > and leaks to learn how to detect memory leaks. I have a Cocoa console > > application that has code that I was sure would leak - [NSNumber alloc] > with > > no corresponding release. But when I run those tools I detect no leak. > > > NSNumber is a class cluster, so its +alloc is probably just returning a > singleton placeholder. Have you tried fully initializing the NSNumber > instances? Have you tried using NSObject instead? >
Also, it happens that numbers -1 through 12 (I think) are uniqued, so [[NSNumber alloc] initWithInteger:5] won't leak either. This isn't something to count on, of course. -Ken _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [EMAIL PROTECTED]