[R] Problem with checks on R/4.0.0

[Jeff Newmiller]

Do read the Posting Guide... you are on the wrong mailing list for this question.

On May 20, 2020 6:46:01 PM PDT, Simon Michnowicz via R-help <r-help using r-project.org> wrote:
>Dear R Group,
>I can build a simple R/4.0.0 OK using   gcc/8.1.0, but when I tried to
>link
>it with  the Intel MKL,  'make check' produced this error
>
>tail tests/reg-tests-1d.Rout.fail
>
>> (m <- cbind(0, c(NA, 0), 0:-1))
>     [,1] [,2] [,3]
>[1,]    0   NA    0
>[2,]    0    0   -1
>> nTypes <- eval(formals(base::norm)$type) # "O" "I" "F" "M" "2"
>> stopifnot(is.na( print(vapply(nTypes, norm, 0., x = m)) )) # print():
>show NA *or* NaN
> O  I  F  M  2
>NA NA  1 NA NA
>Error: is.na(print(vapply(nTypes, norm, 0, x = m))) are not all TRUE
>Execution halted
>
>Is this a significant error?
>There may be differences in how NaN are treated between GNU and MKL
>that
>caused this.
>
>regards
>
>
>*---Simon Michnowicz *
>Senior Application Specialist,  High-Performance Computing
>
>*Research Support Services - eSolutions*
>*Monash eResearch Centre*
>Monash University
>15 Innovation Walk, Building 75, Clayton Campus
>Wellington Road, VIC 3800
>Australia
>
>T:  +61 3 9902 0794
>M: +61 3 0418 302 046
>E: simon.michnowicz using monash.edu
>monash.edu
>
>	[[alternative HTML version deleted]]
>
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-- 
Sent from my phone. Please excuse my brevity.