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Mail Archives: djgpp/2000/05/05/01:17:31

To: djgpp AT delorie DOT com
Date: Fri, 05 May 2000 05:45:48 0000
From: "nimrod a. abing" <synflood AT eudoramail DOT com>
Message-ID: <FPGHFMOFPKEDDAAA@shared1-mail.whowhere.com>
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Cc: eliz AT is DOT elta DOT co DOT il
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Subject: Re: gdb problem or just silly me - please help
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Reply-To: djgpp AT delorie DOT com

On Thu, 4 May 2000 14:09:19    Eli Zaretskii wrote:
>Welcome to C.  The C programming language traditionally assumes that the 
>programmer knows what she is doing.  You should turn on all of the 
>warning options ("-Wall -W" would be a good start) if you want better 
>diagnostics, but even then I'm not sure the compiler would flag this
>particular bug, because some valid programs use it (and know how not to 
>crash ;-).
>

No, gcc doesn't flag this as a possible error even with
the -Wall switch on. And yes, it is a bug when you
refer to an `extern char **string_array' in one file
when in fact, it was declared as `char *string_array[]'
in another. But, you can pass the latter to a function
that takes a `char **' parameter and it compiles and
runs cleanly (AFAIK).

---
nimrod_a_abing



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