Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!gem.mps.ohio-state.edu!apple!apple.com!chewy From: chewy@apple.com (Paul Snively) Newsgroups: comp.lang.lisp Subject: Re: Apple CL incompatible with Radius accelorater Message-ID: <4819@internal.Apple.COM> Date: 20 Oct 89 21:48:04 GMT Sender: usenet@Apple.COM Organization: Apple Computer, Inc. Lines: 40 References:<856woodl@yvax.byu.edu> <4812@internal.Apple.COM> In article alms@cambridge.apple.com (Andrew L. M. Shalit) writes: > In article <4812@internal.Apple.COM> chewy@apple.com (Paul Snively) writes: > > In article <856woodl@yvax.byu.edu> woodl@yvax.byu.edu writes: > > I just installed a Radius 16 mhz accelorater board in my SE and > > find that > > Apple Allegro CL will not boot. I get the bomb!, error=11. So far, > > Radius blames Apple, and I haven't received a reply back from my > > AppleLink query to Apple. I don't suppose anyone out there has had any > > experience? Any ideas would be appreciated. > > Yup, it's our problem. Put this patch in your INIT.LISP file: > > [spurious patch deleted] > > Whoops. The patch which Paul posted will not fix the Radius bug. > > Radius boards sans FPU do not generate FTRAPs correctly. MACL depends > on correct FTRAP behavior (this lets us generate object code which > runs on a variety of Macs). We're in the process of trying to get in > touch with someone at Radius so we can fix this problem. > > In the meantime, getting an FPU may help. Whoops, indeed. While the patch I posted doesn't solve the problem in question, it DOES solve other floating-point errors in the versions of Macintosh Allegro Common Lisp that I mentioned. As for the Radius problem, getting an FPU not only MAY help, it DOES help. __________________________________________________________________________ Just because I work for Apple Computer, Inc. doesn't mean that they believe what I believe or vice-versa. __________________________________________________________________________ C++ -- The language in which only friends can access your private members. __________________________________________________________________________