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List:       kde-core-devel
Subject:    Re: macro for enum operations
From:       Guillaume Laurent <glaurent () telegraph-road ! org>
Date:       2003-09-10 20:33:29
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On Wednesday 10 September 2003 22:20, Ravikiran Rajagopal wrote:
> On Wednesday 10 September 2003 08:04 am, Guillaume Laurent wrote:
> >
> > Actually an enum can have any value which can be represented by the
> > number of bits of its largest defined value. So the boolean operators are
> > perfectly legal.
>
> In C++, enums have sizes that are not necessarily the same as those of ints
> of any form.

Yes.

> If I understand the standard right (correct me if I am wrong),
> the size can actually be larger than that of longs.

I'm not sure of that, and I somewhat doubt it because that would have most 
impractical consequences.

> Please see Dirk's recent commits regarding implicit conversion of enums to
> ints and the problems with gcc 3.4.

If I recall correctly, the problem was because enums where *shorter* than 
ints.

-- 
						Guillaume.
						http://www.telegraph-road.org
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