On 11/27/2017 03:01 PM, gmt@malth.us wrote:
> From: "Gregory M. Turner" <gmt@be-evil.net>
> 
> This feature was introduced 12 years ago in (the cvs commit
> corresponding to the git commit) 9f3a46665c.  There are a lot
> of reasons not to keep it around:
> 
>   o PMS permits no such prefix in ${PV}
>   o Apparently nobody uses it (perhaps nobody /ever/ used it)
>   o It special-cases cvs, which nobody uses, either, in 2017
>   o Almost* causes ambiguity between ${PN} and ${PV} in ${P} if
>     some future EAPI tried to support both this and dots in
>     package names simultaneously.
> 
> Therefore, remove it from from the "_v" regular expression,
> renumber hard-coded group indexes and nuke corresponding tests.
> 
> *PMS would technically avoid abiguity as §3.1.2 requires ${PV}
> to "win" any such conflict over contested bits in the middle of
> ${P}.  However, clearly it's prefereable for this rule to be as
> redundant as possible.
> 
> Note: this is my 3rd spin of this commitmsg; it's coming along
> nicely I think :P
> 
> Signed-off-by: Gregory M. Turner <gmt@be-evil.net>

Thanks, merged:

https://gitweb.gentoo.org/proj/portage.git/commit/?id=77d8abd747a15f90d7a45c334efecaf47261501a

-- 
Thanks,
Zac