[R] Installing R on RedHat7.0

[Prof Brian Ripley]

On 6 Nov 2000, Peter Dalgaard BSA wrote:

> Martyn Plummer <plummer at iarc.fr> writes:
> 
> > I have been struggling with this problem on my own over the weekend.
> > I should have popped into work to read my mail! I found that turning
> > off the optimization for the C compiler also solves this problem, although
> > Tom's solution seems to be a better one.
> 
> Hmm. Maybe. The kgcc compiler is the same as the one from RH6.2 that
> gave us trouble with dyn.loading of Fortran code, and I don't know
> whether that is solved by using g77 from the 2.96 suite.
> ('install.packages("akima"); library(akima)' should show it soon
> enough.) 
> 
> An alternative (which I suppose we might as well adopt for defensive
> reasons) would seem to be to compile just machar.c with optimisation
> off. 

Not so easy to do automatically when a user can specify any compiler as CC
and any flags as CFLAGS. And people do: I build installed versions
without debugging information for example.

-- 
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 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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