[Bug libstdc++/71364] [7 regression] recent tuple changes break range-v3 merge.cpp

[ville.voutilainen at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71364

Ville Voutilainen <ville.voutilainen at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2016-06-01
           Assignee|unassigned at gcc dot gnu.org      |ville.voutilainen at 
gmail dot com
     Ever confirmed|0                           |1

--- Comment #2 from Ville Voutilainen <ville.voutilainen at gmail dot com> ---
I'll do some bisecting and other analysis.