Re: Q: void* vs. unsigned long (fwd)

Michael Meissner (meissner@cygnus.com)
Tue, 16 Feb 1999 20:36:42 -0500


On Tue, Feb 16, 1999 at 11:29:49PM +0000, Francois Desarmenien wrote:
...

> > The 1st bullet indicates that rank is independant of representation and if
> > you look at the definitions within <limits.h> (5.2.4.2.1) you'll see that
> > signed char is at least 8 bits long
> > short int is at least 16 bits long
> > int is at least 16 bits long
> > long is at least 32 bits long
> > long long is at least 64 bits long
> >
>
> That's not exactly the definitions I've learnt:
>
> It should be assumed that:
>
> char *is* 8 bits
> short int *is* 16 bits
> int is the size of int nativly handled by your CPU: can be anything
> long *is* 32 bits
> long long *is* 64 bits

Nope from a purely C viewpoint those are wrong, and quoted text is right
(though long long is not in the current standard). Obviously, a Linux
environment can be more restrictive and say char is 8 bits.

-- 
Michael Meissner, Cygnus Solutions (Massachusetts office)
4th floor, 955 Massachusetts Avenue, Cambridge, MA 02139, USA
meissner@cygnus.com,	617-354-5416 (office),	617-354-7161 (fax)

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