Posted by Jon on July 19, 2006 at 13:22:15 from 199.159.117.62 user Jon.
In Reply to: Re: Self-replicating programs (was: Which bio?) posted by John on June 27, 2006 at 21:12:51:
Implementation-dependent. ISTR messing with "undocumented features" to do a few things that the particular implementation of FORTRAN 66 (the last true FORTRAN!) wasn't supposed to be able to do. Negative subscripts in arrays were especially handy.