Josh Wrote:
> 
> Just to confirm, I tried compiling the same code on Ubuntu 8.04 using gdc-4.1 instead of gdc-4.2.  The program ran fine.  Thanks.
> 

That would explain why this started happening after I upgraded to Ubuntu 8.04. I guess the 4.1 build was the default in Ubuntu 7.10.

Anyway, I have reported this as a bug on Launchpad. Feel free to add "me too"s. :)
        https://bugs.launchpad.net/ubuntu/+source/gdc-4.2/+bug/235955

Thanks,
Lars