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[SOLVED] Re: Undefined lookup, ObjC, and 64-bit

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[SOLVED] Re: Undefined lookup, ObjC, and 64-bit

Subject: [SOLVED] Re: Undefined lookup, ObjC, and 64-bit
From: Nick Zitzmann <email@hidden>
Date: Mon, 12 May 2008 21:04:40 -0600


On May 12, 2008, at 1:31 PM, Jean-Daniel Dupas wrote:

Unlike the 32 bits runtime, the 64 bits runtime respects class symbols visibility. If you do not export the class symbol, you cannot use it from an other binary (just like with C or C++ functions and classes).

Thank you. Since more than a few symbols needed to be un-hidden, I found that compiling with the C flag "-fvisibility=default" did everything I needed.

Nick Zitzmann
<http://www.chronosnet.com/>


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References:  
  >Undefined lookup, ObjC, and 64-bit (From: Nick Zitzmann <email@hidden>)
  >Re: Undefined lookup, ObjC, and 64-bit (From: Ken Thomases <email@hidden>)
  >Re: Undefined lookup, ObjC, and 64-bit (From: Jean-Daniel Dupas <email@hidden>)




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