Following on from the instances cited already, I recall an error on the 370/155 where Convert To Binary of 100,000,001 did not work correctly. This was reported at a UK GUIDE meeting in the early seventies to a somewhat incredulous audience - so it is unlikely to be an "Urban Myth".
Surely there are more out there?? Mike Kerford-Byrnes ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html