[R-SIG-Mac] R 2.13.1-patched, vecLib problem on Lion

[Berend Hasselman]

On 19-08-2011, at 22:06, Yan Zhou wrote:

> Dear all, 
> 
> I have a problem with R 2.31-patched from http://R.research.att.com/. I am using Lion 10.7.1
> 
> I did a fresh install of R and I checked that the BLAS library is linked to vecLib. However the following simple code halt on my machine.
> 
> 	a <- matrix(rnorm(640 * 640), ncol = 640)
> 	b <- eigen(a)
> 
> This should take less than a second. However after an hour R is still halted. I tried a few more times it is reproducible on my machine.
> 
> I then built R my self, linked to vecLib, and using Lion's system default tools. The build passed check and the code above runs without a problem.
> 
> I am not sure what is wrong here.
> 
> The machine I am using is a Mid-2010 MacBook Pro 15", Core i7 2.66GHz.
> 
> Does anyone has the same problem or it is that there's something wrong with my machine only?

I have tried this on my MacBook Air 2011 (1.6Ghz i5, 4Gb memory, 128Gb flash) and Mac OS X 10.7.1
Using R 2.13.1 of 2011-07-08.

The problem occurs when running R 64 bit.
The 32 bit R doesn't have the problem.

Berend