Re: [boost] Second iteration of Boost.XInt library uploaded, requesting further comments

Subject: Re: [boost] Second iteration of Boost.XInt library uploaded, requesting further comments
From: Stewart, Robert (Robert.Stewart_at_[hidden])
Date: 2010-04-01 07:23:27

Chad Nelson wrote:
> On 03/31/2010 02:03 PM, DE wrote:
>
> > looking at implementation: don't you want to make global integer
> > constants members of enum(s)? as well as static integer constants
> > (haven't noticed so far)
> >
> > i think that
> >
> >   enum {
> >     bits_per_digit = whatever_it_is,
> >     digit_hibit = so_does_this,
> >     etc
> >   };
> >
> > is better than global objects (defined in a header)
>
> The code was written assuming that each of those constants has a
> particular type. I've never delved into how enums are treated,
> type-wise, so I'm not sure that would work the same.

Each enumerated type is a distinct type.  Thus, you could have:

   enum bpd { bits_per_digit = value };
   enum dhb { digit_hibit = value };

etc.  bpd and dhb are distinct types.

_____
Rob Stewart                           robert.stewart_at_[hidden]
Software Engineer, Core Software      using std::disclaimer;
Susquehanna International Group, LLP  http://www.sig.com

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