Path: utzoo!utgpu!news-server.csri.toronto.edu!mailrus!uwm.edu!cs.utexas.edu!rutgers!deejay!gear!cadlab!staff From: staff@cadlab.sublink.ORG (Alex Martelli) Newsgroups: comp.lang.fortran Subject: Re: implicit none Message-ID: <246@cadlab.sublink.ORG> Date: 11 Aug 90 09:17:13 GMT References: <26B8B79D.15026@ics.uci.edu> Organization: CAD.LAB, Bologna, Italia Lines: 19 levine@crimee.ics.uci.edu (David Levine) writes: >John E. Davis writes: >> VMS fortran has an extension to fortran that forces me to declare all >>this. I was wondering if this will be a part of Fortran 90. Also, what is >>the best way to simulate this effect? >Yes, it is included in Fortran 90. >Many compilers give the same effect with a command line option, e.g., Also, many f77 implementations use "IMPLICIT UNDEFINED A-Z", as documented in the original f77 paper. I just thought I'd mention this since I've heard people complain that, say, IBM RT f77 had "no way to force declaration" - just because it has IMPLICIT UNDEFINED rather than IMPLICIT NONE...! -- Alex Martelli - CAD.LAB s.p.a., v. Stalingrado 45, Bologna, Italia Email: (work:) staff@cadlab.sublink.org, (home:) alex@am.sublink.org Phone: (work:) ++39 (51) 371099, (home:) ++39 (51) 250434; Fax: ++39 (51) 366964 (work only; any time of day or night).