[Rd] eigin of matrix of NaNs (PR#4366)

[maechler at stat.math.ethz.ch]

>>>>> "Steve" == Steve Taylor <Steve.Taylor at nz.towerlimited.com>
>>>>>     on Tue, 30 Sep 2003 23:50:04 +0200 (MET DST) writes:

    Steve> Full_Name: Steve Taylor Version: rw1071 OS: Windows
    Steve> NT 4 Submission from: (NULL) (203.98.50.22)


    Steve> eigen(matrix(NaN,2,2)) causes R to lock up and stop
    Steve> responding

Confirmed for R 1.7.1 on Linux.
The good news is that the bug seems to have been fixed
'inadvertently' already, as it is not showing in R-1.8.0beta
anymore. 

Thank you anyway for the report!

Martin Maechler <maechler at stat.math.ethz.ch>	http://stat.ethz.ch/~maechler/
Seminar fuer Statistik, ETH-Zentrum  LEO C16	Leonhardstr. 27
ETH (Federal Inst. Technology)	8092 Zurich	SWITZERLAND
phone: x-41-1-632-3408		fax: ...-1228			<><