Very good idea! I already wanted to propose this as a new feature, but 
of course it's difficult to beat Nobu.

Regards,   Martin.

On 2015/05/01 13:30, nobu / ruby-lang.org wrote:
> nobu	2015-05-01 13:30:26 +0900 (Fri, 01 May 2015)
>
>    New Revision: 50412
>
>    http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=50412
>
>    Log:
>      dln.c: check incompatible libruby
>
>      * dln.c (dln_load): check if a different libruby is loaded by the
>        extension library, and then bail out to get rid of very frequent
>        reported stale bug reports.
>
>    Modified files:
>      trunk/ChangeLog
>      trunk/dln.c
> .
>