On Jul 7, 2011, at 4:25 PM, Greg Parker wrote:

> This is less safe than you might like. On iOS and 64-bit Mac, you may end up 
> with both copies of the class in use simultaneously. That means two separate 
> invocations of +initialize, two separate locks for @synchronized([MyClass 
> class]), etc.

How’s that? I thought there would only ever be one instance of the class loaded 
at a time.

—Jens_______________________________________________

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