[RFC] parallel/tree.h?

[Paolo Carlini]

Benjamin Kosnik wrote:
>> earlier today was noticing something very strange in
>> include/parallel/tree.h: apparently there are some const qualified
>> non-member functions and no errors are triggered during testing...
>>     
> Don't really see any of these...
>   
is_sorted* ? More, I think.
> I'm not quite sure what is going on with this either. I believe that
> Johannes and others may be working on using this file for parallel
> versions of some data structures. Maybe he could clarify his intentions
> here?
>   
It would be great. Because, otherwise, I don't think we should deliver
tree.h, in 4.3.0 at least, it's totally undocumented and unused
elsewhere (by the way, booted and tested without it, to be sure)

Paolo.