In article <49967AFC.4040006 / sun.com>,
  Charles Oliver Nutter <charles.nutter / sun.com> writes:

> So if some globs may produce dupes, then it seems that JRuby producing 
> dupes should not be considered a bug, yes? It would seem a bit too 
> specific to specify the exact implementation of glob, especially if some 
> globs may produce dupes and others won't.

It depends on the pattern as nobu wrote.

Would you show us the pattern?
-- 
Tanaka Akira