You're missing an @synthesize privateData = _privateData; in your
@implementation, would be my guess.
On Aug 20, 2013, at 1:07 PM, Gerriet M. Denkmann <gerr...@mdenkmann.de> wrote:
> Trying to convert an older project to Arc, Xcode complains about "Use of
> undeclared identifier '_privateDate'".
> And threatens that nothing will be done unless I fix this first.
>
> Well - for one: without Arc there are no undeclared identifiers. (Builds
> without error or warnings).
>
> The class with problems looks like:
>
> @interface SomeClass( )
>
> @property (strong) NSDate *privateDate;
>
> @end
>
>
> @implementation SomeClass
>
> - (id)initAt:(NSDate *)someDate ;
> {
> self = [ super init ];
> if ( self == nil ) return nil;
>
> _privateDate = [ someDate retain ];
>
> return self ;
> }
>
> ... some other stuff omitted ...
>
> @end
>
> I always thought that using accessors (like self.privateDate) in init methods
> was NOT a good idea, because at this point the thing might not be completely
> initialised and functional, so one had better use _privateDate directly.
> And the accessor methods like setPrivateDate: might rely on a completely
> functional object.
>
> Is this correct?
>
> How to placate Xcode?
>
> Gerriet.
>
>
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