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Programming > C++ Moderated > Re: Likelihood ...
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Re: Likelihood That (CHAR_BIT == 8).

by Pavel Minaev <int19h@[EMAIL PROTECTED] > May 10, 2008 at 05:52 AM

On 10 ???, 07:23, Le Chaud Lapin <jaibudu...@[EMAIL PROTECTED]
> wrote:
> Hi All,
>
> I would like to know of existing systems where CHAR_BIT of <climits>
> is not equal to 8. I am particular interested in prevalent systems.
>
> Technically, my code is mostly ****table, but only within a particular
> machine. Innter-machine interaction (serialization for example), there
> will be problems for those machines where CHAR_BIT != 8.

Likelihood depends on what you are targeting. But, to give a few
specific examples - some DSPs cannot operate on individual octets, so
char is whatever the word size of the architecture is - e.g. 32-bit.
There was a link to do***entation for a C++ compiler for such a
platform (SHARC) given earlier in a thread titled "mixed-sign
arithmetic and auto" (which I would recommend to read, by the way - it
has some more information somewhat relevant to the topic)  - here it
is:

http://www.analog.com/UploadedFiles/Associated_Docs/75285036450_SHARC_cc_man.pdf

Apparently, this one has 32-bit char, and, as a consequence,
sizeof(int)==sizeof(char)==1


-- 
      [ See http://www.gotw.ca/resources/clcm.htm
for info about ]
      [ comp.lang.c++.moderated.    First time posters: Do this! ]
 




 7 Posts in Topic:
Likelihood That (CHAR_BIT == 8).
Le Chaud Lapin <jaibud  2008-05-09 21:23:59 
Re: Likelihood That (CHAR_BIT == 8).
peter koch larsen <pet  2008-05-10 05:54:27 
Re: Likelihood That (CHAR_BIT == 8).
Pavel Minaev <int19h@[  2008-05-10 05:52:39 
Re: Likelihood That (CHAR_BIT == 8).
John Nagle <nagle@[EMA  2008-05-10 06:14:38 
Re: Likelihood That (CHAR_BIT == 8).
Thomas Richter <thor@[  2008-05-10 14:06:02 
Re: Likelihood That (CHAR_BIT == 8).
Bart van Ingen Schenau &l  2008-05-10 14:13:28 
Re: Likelihood That (CHAR_BIT == 8).
Alan McKenney <alan_mc  2008-05-11 09:48:12 

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tan12V112 Thu Jul 24 15:55:55 CDT 2008.