Re: README.MacOS

[Ben Abbott]

On Jan 28, 2011, at 12:27 PM, Jarno Rajahalme wrote:

> On Jan 27, 2011, at 15:32 , ext Ben Abbott wrote:
> 
>> On Jan 27, 2011, at 5:11 AM, Jarno Rajahalme wrote:
>> 
>>>> Jarno/Lukas, pls respond at the *bottom* of the email thread, as it makes 
>>>> it much easier for those arriving late to follow along. Thanks!
>>>> 
>>>> Jarno, is MacResearch a part of Apple?
>>> 
>>> Sorry for the laziness, takes effort to scroll to the bottom :-)
>>> 
>>> On MacResearch, I don't know. I have no other connection to them, other 
>>> than finding relevant discussion to problems using Apple's version of atlas 
>>> in 64-bit. According to http://www.macresearch.org/about_macresearch they 
>>> are independent.
>>> 
>>> Jarno
>> 
>> What I was wondering is if this bug has been reported to Apple? From your 
>> prior comment I'd inferred you had, but the link provided was to MacResearch 
>> ... hence my confusion.
> 
> The bugreport.apple.com Problem ID is 7850167, originally filed in 
> 11-Apr-2010 12:04 AM.
> 
> However, I don't think these are publicly visible, hence the link to the 
> discussion at macresearch.
> 
> I made yesterday a wrapper for the Apple BLAS and LAPACK. Today I have been 
> running tests. The complete BLAS test suite passes all tests, as does LAPACK 
> linear test suite. However, there are some failures (fails to pass, but does 
> not crash) in lapack eigenvalue tests. Many of these failures stay even when 
> testing against lapack 3.1.1 itself, without using the wrapper for Apple 
> lapack routines. Some failures were resolved by using blas from atlas.
> 
> So it seems there are some bugs left in the apple blas/lapack that are not 
> related to the function calling convention at all. With the wrapper these 
> seem to affect eigenvalue routines only.
> 
>  Jarno

I'm able to search the bug reports, but must enter a "Problem ID", "Date", and 
"Title". You've provided the first two. Do yo have a title as well?

Ben