[Rd] OS X problem with DSTEIN in IGLS code

stefano iacus jago at mclink.it
Sat Jul 3 12:48:50 CEST 2004

If I remember well, Jan is using g77 3.5(!) from KHanna page? I'm I 
right Jan?
We have to solve this g77 issues on Mac OS X soon as many packages 
doesn't pass make check when they contain fortran code.
I hope I can make some advance with xlf to see if I can manage to fix 
most of these.

On Jul 3, 2004, at 9:59 AM, Prof Brian Ripley wrote:

> On Sat, 3 Jul 2004, Jan de Leeuw wrote:
>> 1. R-devel on OS X  aborts when the code below  is run after spitting
>> out the
>> message
>> Loading required package: MASS
>> Parameter 5 to routine DSTEIN was incorrect
>> Mac OS BLAS parameter error in DSTEIN, parameter #0, (unavailable), 
>> is 0
>> 2. I compiled R-patched using the included BLAS and Lapack, although
>> Brian says this is impossible on OS X, because they are in FORTRAN 
>> (??).
> It depends on the compiler build.  The version some (most?) people 
> have of
> the gcc tools has a -lg2c that cannot be linked into a dylib.  You 
> seem to
> have one that does but no one else has reported success.  Only a week 
> ago
> someone reported being unable to build with the default configure 
> settings
> on MacOS X for exactly this reason.
>> This version of R runs the code below just fine.
>> 3. So there seems to be a difference between the implementation of
>> DSTEIN in vecLib.framework and in other BLAS versions. The error
>> message comes from vecLib.
> Correction: DSTEIN is part of LAPACK, not BLAS
> In short, that is a MacOS error, for there is a reference 
> implementation
> of LAPACK. It is compounded by an error in the error message.  Have you
> reported it to `MacOS-bugs' yet?  Please do so.
>> 4. To build libRlapack.dylib on OS X add the flags "-flat_namespace
>> -undefined suppress" to the link.
> That's not what works for other people.  Why is is necessary for you?
> -- 
> Brian D. Ripley,                  ripley at stats.ox.ac.uk
> Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
> University of Oxford,             Tel:  +44 1865 272861 (self)
> 1 South Parks Road,                     +44 1865 272866 (PA)
> Oxford OX1 3TG, UK                Fax:  +44 1865 272595
> ______________________________________________
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