Re: [Rd] make check of R-alpha_2006-04-08_r37675 fails: qbeta

From: Peter Dalgaard <p.dalgaard_at_biostat.ku.dk>
Date: Sun 09 Apr 2006 - 15:40:54 GMT

bhs2@mevik.net (Bjørn-Helge Mevik) writes:

> make check of R-alpha_2006-04-08_r37675 fails on Debian GNU/Linux 3.1 running
> on an Intel P4 computer.
>
> > version
> _
> platform i686-pc-linux-gnu
> arch i686
> os linux-gnu
> system i686, linux-gnu
> status alpha
> major 2
> minor 3.0
> year 2006
> month 04
> day 08
> svn rev 37675
> language R
> version.string Version 2.3.0 alpha (2006-04-08 r37675)
>
> I'm using ATLAS with the SSE2 extensions, and get the same error with ATLAS
> 3.2.1 (packages atlas2-* 3.2.1ln-15 in Debian) and 3.6.0 (packages atlas3-*
> 3.6.0-19 in Debian). I've also tried without external BLAS (--without-blas),
> but the error still occurs.
>
> 43 (0) $ ./configure
> [...]
> R is now configured for i686-pc-linux-gnu
>
> Source directory: .
> Installation directory: /usr/local
>
> C compiler: gcc -g -O2 -std=gnu99
> Fortran 77 compiler: g77 -g -O2
>
> C++ compiler: g++ -g -O2
> Fortran 90/95 compiler: g77 -g -O2
>
> Interfaces supported: X11, tcltk
> External libraries: readline, BLAS(ATLAS)
> Additional capabilities: PNG, JPEG, iconv, MBCS, NLS
> Options enabled: R profiling
>
> Recommended packages: yes
>
> 44 (0) $ make
> [...]
>
> 45 (0) $ make check
> [...]
> running code in 'd-p-q-r-tests.R' ... OK
> comparing 'd-p-q-r-tests.Rout' to './d-p-q-r-tests.Rout.save' ...777,778d776
> < Warning message:
> < full precision was not achieved in 'qbeta'
> make[3]: *** [d-p-q-r-tests.Rout] Error 1
> [...]
>
> 46 (0) $ diff tests/d-p-q-r-tests.Rout.{save,fail}
> 3c3
> < Version 2.3.0 alpha (2006-04-03 r37628)
> ---
> > Version 2.3.0 alpha (2006-04-08 r37675)
> 791a792,793
> > Warning message:
> > full precision was not achieved in 'qbeta'
> 1073c1075
> < Time elapsed: 2.53 0.03 2.55 0 0
> ---
> > Time elapsed: 4.939 0.024 4.967 0 0
>
> The (hopefully) interesting part of tests/d-p-q-r-tests.Rout.fail:
>
> > ## Check q*(p* ( log ), log) = identity
> > All.eq(Rbeta, qbeta (log(Pbeta), shape1 = .8, shape2 = 2, log=TRUE))
> [1] TRUE
> Warning message:
> full precision was not achieved in 'qbeta'
>
> Please let me know if there is more I can provide to help trace this!

I suspect that this is related to recent changes in the zero-finder, and that it is relatively benign. (If it is the effect that I'm thinking of, then the warning is spurious, and it is mainly a matter of whether we want to try to get rid of the warning or update the .Rout.save file.)

-- 
   O__  ---- Peter Dalgaard             Øster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
 (*) \(*) -- University of Copenhagen   Denmark          Ph:  (+45) 35327918
~~~~~~~~~~ - (p.dalgaard@biostat.ku.dk)                  FAX: (+45) 35327907

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Received on Mon Apr 10 02:11:47 2006

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