Reading through all the -m switches for Alpha gcc 2.0.8 I realized, that "divison by zero trap" can not be disabled and has to be handled by the kernel. At the moment the program execution just stops. I'll probably will ask about this topic on the AXP-Kernel list. Guenter -- TO UNSUBSCRIBE FROM THIS MAILING LIST: e-mail the word "unsubscribe" to firstname.lastname@example.org . Trouble? e-mail to email@example.com .