The problem occurs under the netinstall of 21.4.5 also.
I should also mention (it's in "system-info.txt") that this is all under
> -----Original Message-----
> From: Paul Stodghill
> Sent: Wednesday, November 28, 2001 11:04 AM
> To: Xemacs-Beta(a)Xemacs.Org (E-mail)
> Subject: xemacs-21.4.6rc1 netinstall go boom - regexp core dump
> The attached file "compilation-buffer.txt" is the contents of
> a compilation buffer that, when "(next-error)" is evaluated
> causes xemacs-21.4.6rc1 (netinstall) to core dump.
> "error-output.txt" is a terminal session illustrating the problem.
> "system-info.txt" contains information about the XEmacs configuration.
> Please let me know if you need more information.