Re: Debugging Objective C with gcc/gdb

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#420

From: Seth Tisue
Date: Wed, 03 Aug 1994 23:41

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In article <MOHR-ERIC.94Aug3100037@nebula.cs.yale.edu>,
eric mohr <mohr-eric@CS.Yale.Edu> wrote:
>I compiled libobjc.a without debugging information and am able to single-step
>into a method call without landing in the ObjC runtime.

I'll try recompiling it making sure -g is off.

>I have never been able to look at instance variables of an object typed id, no
>matter what contortions of casts I go through.  Other posters seem to suggest
>that it SOMETIMES works.  If anybody has an example where it works, please
>post it.

Try:

  ((struct Myclass *)myinstance)->ivar

(Thanks to various people for helping me with this... I was omitting
the extra layer of parentheses.)  I just tried it to make sure I got
the syntax correct.
-- 
== Seth Tisue (s-tisue@anl.gov)

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From: tisu@quads.uchicago.edu (Seth Tisue)
Subject: Re: Debugging Objective C with gcc/gdb
Message-ID: <1994Aug3.234100.1702@midway.uchicago.edu>
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Date: Wed, 3 Aug 1994 23:41:00 GMT
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