From:	Damian Yerrick <Bullcr_pd_yerrick AT hotmail DOT comRemoveBullcr_p>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: C++, complex, etc
Organization:	Pin Eight Software http://pineight.8m.com/
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NNTP-Posting-Date:	Mon, 22 May 2000 02:47:00 GMT
Distribution:	world
Date:	Mon, 22 May 2000 02:47:00 GMT
To:	djgpp AT delorie DOT com
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On Fri, 19 May 2000 11:03:32 +0400, "Alexei A. Frounze"
<alex DOT fru AT mtu-net DOT ru> wrote:

>"A. Sinan Unur" wrote:
>> the problem with casting an object of type size_t to int is the same as the
>> problem with casting an unsigned int to char. sure enough there may be
>> platforms where you don't loose any information in the process, but it is
>> not safe. what if size_t is 64 bits and int is 32 bits? casting how can
>> casting size_t to int be safe (even disregarding the sign issue, which is
>> bad enough).
>
>Suppose we have a string. If the string is definetely shorter than INT_MAX
>and SSIZE_MAX (say less than 32000 characters), there must be everything
>okay with type casting for strlen(), strncpy(), etc.

But if your string contains the full text of Carlo Collodi's _The
Adventures of Pinocchio_ (loaded from the Project Gutenberg etext),
and you're on a 16-bit system, things start to break down.  Can you
say "buffer overflow"?

-- 
Damian Yerrick
"I refuse to listen to those who refuse to listen to reason."
See the whole sig: http://www.rose-hulman.edu/~yerricde/sig.html

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