Re: [Rd] Follow-Up: R on FC4

From: Thomas Lumley <tlumley_at_u.washington.edu>
Date: Mon 01 Aug 2005 - 17:16:10 GMT

On Mon, 1 Aug 2005, Gavin Simpson wrote:
> R-devel compiles without error (same set of flags as above) but fails
> make check-all in p-r-random-tests.R - the relevant section of p-r-
> random-tests.Rout.fail is:
>
> ...
>> dkwtest("norm")
> norm() PASSED
> [1] TRUE
>> dkwtest("norm",mean = 5,sd = 3)
> norm(mean = 5, sd = 3) PASSED
> [1] TRUE
>>
>> dkwtest("gamma",shape = 0.1)
> gamma(shape = 0.1) PASSED
> [1] TRUE
>> dkwtest("gamma",shape = 0.2)
> gamma(shape = 0.2) PASSED
> [1] TRUE
>> dkwtest("gamma",shape = 10)
> gamma(shape = 10) FAILED
> Error in dkwtest("gamma", shape = 10) : dkwtest failed
> Execution halted
>
> Is this a tolerance setting in R's tests not being met or is this
> indicative of a bad compilation of R-Devel on FC4 with gfortran?
>

Try this again -- it is a random test. If it fails again then something is wrong. The tolerance on these tests is not very tight, certainly nowhere near rounding error.

         -thomas



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