In article <49972FBE.3050503 / sun.com>,
  Charles Oliver Nutter <charles.nutter / sun.com> writes:

> Well, if there are known issues with glob returning dupes, perhaps the 
> specification should be "never returns dupes". It would seem rather 
> foolish to write code expecting dupes in glob (other than expecting them 
> and uniq'ing the result). So I think the only real solution is "never 
> returns dupes" and the dupe-expecting spec would be a bug.

I don't think it is a bug.

Current behavior is clearly intentional.

If it will be changed, it is specification change.
-- 
Tanaka Akira