Path: utzoo!attcan!uunet!cs.utexas.edu!wuarchive!husc6!sunfs3!kent From: kent@sunfs3.camex.uucp (Kent Borg) Newsgroups: comp.sys.mac Subject: Re: Macintosh One-Liners Message-ID: <528@sunfs3.camex.uucp> Date: 6 Oct 89 15:30:59 GMT References: <221@vsserv.scri.fsu.edu> <4466@internal.Apple.COM> <15876@dartvax.Dartmouth.EDU> <13904@well.UUCP> <239@vsserv.scri.fsu.edu> <33546@srcsip.UUCP> Reply-To: kent@lloyd.UUCP (Kent Borg) Organization: Camex, Inc., Boston, Mass USA Lines: 17 In article <33546@srcsip.UUCP> mnkonar@src.honeywell.com (Murat N. Konar) writes: >In article <239@vsserv.scri.fsu.edu> pepke@loligo.UUCP (Eric Pepke) writes: >>Put an odd long at location zero on a 68000 to help find NIL references. > >There exists an INIT that puts an odd long at location zero. I beleive it's >public domain. I'll check and if anyone wants it I can mail it. I know the Phil and Dave CD has "Mr Bus Error" on it. It sets up a VBL task to keep stuffing an odd, unpopulated address in location 0. Supposed to cause a zero dereferance to blow up any machine. Thing is, it seems to blow up the booting of my Plus. A friend reports the same problem. -- Kent Borg "Then again I could be foolish kent@lloyd.uucp not to quit while I'm ahead..." or -from Evita (sung by Juan Peron) ...!husc6!lloyd!kent