Re: Subclasses, protocols and properties - compiler warning

2010-11-22 Thread Jonny Taylor
>> I am encountering what I believe to be a spurious compiler warning. I wonder >> whether this is a clue that I am doing something differently to how I >> "should" do it. The problem comes if I define a protocol containing a >> property and then define that property in a base class that does NO

Re: Subclasses, protocols and properties - compiler warning

2010-11-19 Thread Jeremy Pereira
On 19 Nov 2010, at 14:38, Jonny Taylor wrote: > I am encountering what I believe to be a spurious compiler warning. I wonder > whether this is a clue that I am doing something differently to how I > "should" do it. The problem comes if I define a protocol containing a > property and then defin

Re: Subclasses, protocols and properties - compiler warning

2010-11-19 Thread Quincey Morris
On Nov 19, 2010, at 06:38, Jonny Taylor wrote: > @protocol MyProtocol > @property int genericProperty; > -(void)subclassSpecificImplementationOfGenericFunction; > @end > > @interface MyBaseClass : NSObject > @property int genericProperty; > @end > > @interface MySubclass : MyB

Re: Subclasses, protocols and properties - compiler warning

2010-11-19 Thread Siegfried
On 19/11/2010, at 12:38, Jonny Taylor wrote: > … > > Can anybody comment on whether I am doing something strange here Well I see something strange in here > Sample code to demonstrate this in a fresh Cocoa project (main.m) with Xcode > 3.2.1/gcc 4.2 is as follows: > > //== > @proto