[R-SIG-Mac] gfortran question

[Simon Urbanek]

On Nov 8, 2007, at 9:25 PM, Todd A. Johnson wrote:

> I've failed so far at getting R 2.6.0 (R-devel) to build as 64-bit  
> on my Mac Pro under Leopard, but at the moment I don't have time to  
> detail my errors.
>

Then why should we take any time to respond?


> The simple question at the moment, since I was wondering if it might  
> impact
> building of this and other programs is the 4-architecture binary of  
> gfortran
> on the r.research.att.com website.  If you install it and run "file
> /usr/local/bin/gfortran-4.2" in the Terminal, it reports a "Mach-O
> executable i386" and a "Mach-O executable ppc".
>
> Shouldn't "file" also report a ppc64 and an x86_64 executable if  
> it's for
> 4-architectures?

No.


>  That was the case for other programs that I've installed
> that were for 4-archs.
>
> Also, could someone please provide:
>
> 1)  Date of latest successfully building R-Devel for 64-bit on  
> Leopard.  It seemed like my errors were different for different  
> dates, so it seemed possible to me that new additions, irrespective  
> of Leopard issues, to this alpha development release could cause  
> things to fail...?
>

No. R-devel compiles just fine and it did so for quite a while. (FWIW:  
R-2.6-branch compiles now, too.)


> 2)  working configure commmands (in other words, should I still just  
> be
> typing in what's listed for building 64-bit R on Simon's web-site?  
> with
> changing "8.8.1" to "9.0.0")
>

The configure "command" supplied with R works just fine.

Cheers,
Simon