[Rd] segmentation fault with 1D array (PR#500)

Peter Dalgaard BSA p.dalgaard@biostat.ku.dk
22 Mar 2000 21:10:28 +0100


Peter Dalgaard BSA <p.dalgaard@biostat.ku.dk> writes:

> Ben Bolker <ben@zoo.ufl.edu> writes:
> 
> > On Wed, 22 Mar 2000 J.C.Rougier@durham.ac.uk wrote:
> > 
> > > Here's a nasty one.  The following has caused a segmentation
> > > fault and possibly also a bus error.
> > > 
> > > fred <- 1:6
> > > dim(fred) <- 6
> > > dimnames(fred) <- list(LETTERS[1:6])
> > > mm <- matrix(1:12, 2, 6)
> > > 
> > > mm %*% fred # segmentation fault here
> > > 
> > > In the case without the dimnames assignment the result is OK.
> > 
> >   Here (1.0.0 on RH 6.0) I get
> > 
> > Error: invalid type for dimname (must be a vector)
> > 
> > instead of a segmentation fault.
> 
> Hm? 1.0.0 on RH 6.1 gives the segfault for me as does later patch
> versions...

Squished... Will commit to release track in a moment (if it survives
"make check").

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard@biostat.ku.dk)             FAX: (+45) 35327907
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