Message-ID: <x2ad159e2z.fsf@biostat.ku.dk>
Date: 2004-04-22T00:14:31Z
From: Peter Dalgaard
Subject: segfault in approx() (PR#6809)
In-Reply-To: <20040421215111.A2149104C2@slim.kubism.ku.dk>
kjetil@entelnet.bo writes:
> This is R1.9.0, windows XP
>
> I run across the following:
>
> It is admittedly silly, but it shouldn't segfault:
>
> test <- list(y=1:100, x=rep(NaN, 100))
> approx(test, xout=rep(NaN, 10))
>
> Bombs!
Yup. Sanity check needed on entrance to approx1. I suppose that
if (!n) return NaN;
should do the trick.
--
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