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Re: 32 or 64 bit front-end on 64-bit Mac

  • To: mathgroup at smc.vnet.net
  • Subject: [mg88505] Re: 32 or 64 bit front-end on 64-bit Mac
  • From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
  • Date: Tue, 6 May 2008 06:46:50 -0400 (EDT)
  • Organization: The Open University, Milton Keynes, UK
  • References: <fvmmm3$87s$1@smc.vnet.net>

Jay Ortiz wrote:

> Just installed Mathematica 6.0.2.1 on a Mac Pro running OS X 10.5.2 
> (Leopard).   TThe system info (portions included below) reports that the 
> Mathematica kernel is 64 bit as expected, it says the front end is 32 
> bit.  Note that in that section, the processor type is reported as x86 
> not x86-64.
> 
> 
> SystemInformationData[{"Kernel" -> {"Version" -> 
>      "6.0 for Mac OS X x86 (64-bit) (March 13, 2008)", 
>     "ReleaseID" -> "6.0.2 (1009763, 1009696)",  ...
> "MachineType" -> "PC", 
>     "OperatingSystem" -> "MacOSX", "ProcessorType" -> "x86-64", 
> .....
> FrontEnd" -> {"Version" -> 
>      "6.0 for Mac OS X x86 (32-bit) (March 13, 2008)", 
>     "ReleaseID" -> "6.0.2 (1009763, 1009694)", ...
>  "MachineType" -> "PC", 
>     "OperatingSystem" -> "MacOSX", "ProcessorType" -> "x86", 
> .....
> 
> Why doesn't the front end report as 64 bit and not 32 bit?  Is this 
> expected?  Thanks for any help.

Jay,

AFAIK, the front-end for Mac OS X is compiled and *shipped* by WRI only 
as a 32-bit application. So your installation is fine and what the 
command *SystemInformation[]* reports is correct.

Regards,
-- Jean-Marc


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