Should the PVP be changed with regards to instances?

Antoine Latter aslatter at
Tue Dec 20 23:50:24 CET 2011

On Tue, Dec 20, 2011 at 11:12 AM, Johan Tibell <johan.tibell at> wrote:
> Hi,
> I find myself reluctant to add new instances to the unordered-containers
> package, because doing so would require a major version bump according to
> the PVP. Major version bumps are annoying for several reasons:
>  * Libraries that depend on unordered-containers need to be updated and make
> new releases.
>  * We get rapid successions of major releases without many actual changes
> (i.e. none as far as most users are concerned).
> Introducing new instances is unlikely to break users, as they will only get
> into trouble if they use orphan instances, which is already asking for
> trouble!

I encourage the following of the PVP with new class instances, but I
don't always do it myself - I think reasonable people can disagree on

> Thoughts?
> Cheers,
> Johan
> _______________________________________________
> Libraries mailing list
> Libraries at

More information about the Libraries mailing list