> On Sep 21, 2016, at 10:07 PM, Quincey Morris 
> <quinceymor...@rivergatesoftware.com> wrote:
> On Sep 21, 2016, at 21:10 , Doug Hill <cocoa...@breaqz.com 
> <mailto:cocoa...@breaqz.com>> wrote:
>> I believe the original question was why you can compare a string literal to 
>> another object pointer using the == operator and it somehow works.
> Actually, we’re more or less on the same page here, but for posterity…
> There’s no “somehow” with the == operator. It’s a C thing, not an Obj-C 
> thing, so putting it between two pointers is well-defined, even if either of 
> them happens to be an object reference. Indeed, constructs like "(void*)3" 
> are also a C thing 

Just as an example of how this “somehow worked”, but just as easily couldn't:

@“xyz123” == @“xyz123”

isn’t guaranteed to resolve to YES.

Crazy stuff. :)

But I appreciate everyone jumping in on this topic, another thread for the ages.

Doug Hill

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