Path: utzoo!attcan!uunet!super!udel!gatech!bloom-beacon!husc6!m2c!applix!scott
From: scott@applix.UUCP (Scott Evernden)
Newsgroups: comp.sys.amiga
Subject: Re: Problem with -b vs -b0 option on Lattice
Keywords: Lattice V4.01 V5.00 GURU
Message-ID: <882@applix.UUCP>
Date: 15 Dec 88 21:02:16 GMT
References: <29526@tut.cis.ohio-state.edu>
Reply-To: scott@applix.UUCP (Scott Evernden)
Distribution: na
Organization: APPLiX Inc., Westboro MA
Lines: 21

In article <29526@tut.cis.ohio-state.edu> erd@tut.cis.ohio-state.edu (Ethan R. Dicks) writes:

>struct ExecBase *ExecBase, **EBase;
>
>EBase = (struct ExecBase **) (4L);
>ExecBase = *Ebase;
 
        vs.
 
>       LEA     $4, A0
>       MOVE    (A0), A6
 
These don't say the same thing.   Your C code suggests that location 4
holds the address of a _pointer_ to ExecBase.  This isn't so- location 4 
_is_ a pointer to ExecBase.
 
Try:
 
        struct ExecBase *ExecBase = (struct ExecBase *) 4;
 
-scott