Do C++ signed types have modulo semantics?

Michael Veksler VEKSLER@il.ibm.com
Tue Jun 28 12:35:00 GMT 2005







Steven Bosscher <stevenb@suse.de> wrote on 28/06/2005 15:30:27:

> On Tuesday 28 June 2005 14:16, Paul Koning wrote:
> >
> > I must be missing something.
>
> Yes.
>
> > Unsigned has wraparound (modulo)
> > semantics.
>
> The whole point is that it doesn't.
>

I think that you confuse between signed and unsigned.
Signed does not have modulo semantics (in GCC.
The standard permits it to have modulo semantics).

  Michael



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