Article View: comp.sys.next.programmer
Article #2226Re: gdb seems broken on Next 3.0 Turbo color
From: Drew Davidson
Date: Thu, 21 Jan 1993 15:43
Date: Thu, 21 Jan 1993 15:43
65 lines
3127 bytes
3127 bytes
In article <1993Jan21.013214.28984@slate.mines.colorado.edu>
lpratt@slate.mines.colorado.edu (Lorien Pratt) writes:
> Hi,
> I'm running gdb for the first time on my new NeXT, and it seems broken.
> I wonder if anybody could help me. Here are the symptoms:
>
> mple.c
> main ()
> { int i;
>
> for (i = 0; i < 5; i++)
> if (!i) i += 3; else if (i == 4) i += 2;
> }
> % cc -g simple.c -o simple
> % gdb simple
> Reading symbol data from simple...done.
> Reading symbol data from /usr/shlib/libsys_s.B.shlib...done.
> (gdb) list
> 1 main ()
> 2 { int i;
> 3
> 4 for (i = 0; i < 5; i++)
> 5 if (!i) i += 3; else if (i == 4) i += 2;
> 6 }
> (gdb) break 5
> Breakpoint 1 at 0x3eae: file simple.c:5.
> (gdb) run
> Starting program: /Users/lpratt/simple
> Program generated(1): Memory access
> exception on address 0x50088f0 (invalid address).
> Program generated(1): Memory access exception on address 0x50088f0 (invalid
> address).
> Program generated(1): Memory access exception on address 0x50088f0 (invalid
> address).
> Program generated(1): Memory access exception on address 0x50088f0 (invalid
> address).
> Program generated(1): Memory access exception on address 0x50088f0 (invalid
> address).
> Program generated(1): Memory access exception on address 0x50088f0 (invalid
> address).
> etc. etc. ad infinitum....!
>
------------------------------------------------------------------------------
> I wonder if anybody's run into this symptom before, or knows what's wrong?
> Thanks in advance for any ideas or pointers!
> --Lori
I ran this on a Turbo Color under 3.0 and it worked fine. Except for the fact
that on mine, the message after the breakpoint setting was "Breakpoint 1, main
() at simple.c:5" instead of "Breakpoint 1 at 0x3eae: file simple.c:5". Could
this be significant? Hmmmm...
> --
> L. Y. Pratt Dept. of Math and Computer Science
> lpratt@franklinite.mines.colorado.edu Colorado School of Mines
> (303) 273-3878 (work) 402 Stratton
> (303) 278-4552 (home) Golden, CO 80401, USA
--
+--------------------------------+-------------------------------------------+
| Drew Davidson | "Never ask a programmer if he'll have |
| Software Guy | another cup of coffee because it's |
| First National Bank of Chicago | nobody's damn business how much he's |
| drew@fnbc.com (NeXTmail) | already had!" - me |
+--------------------------------+-------------------------------------------+
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Newsgroups: comp.sys.next.programmer Path: arc1-ca.pugleaf.net!sparky!uunet!psinntp!juliet!news From: drew@fnbc.com (Drew Davidson) Subject: Re: gdb seems broken on Next 3.0 Turbo color Message-ID: <1993Jan21.154318.21619@fnbc.com> Sender: news@fnbc.com Reply-To: drew@fnbc.com Organization: First National Bank Of Chicago, Chicago IL, USA References: <1993Jan21.013214.28984@slate.mines.colorado.edu> Date: Thu, 21 Jan 93 15:43:18 GMT Lines: 65