[Bug c/70883] inconsistent error message for calls to __builtin_add_overflow with too few arguments

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70883

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2016-04-29
           Assignee|unassigned at gcc dot gnu.org      |msebor at gcc dot 
gnu.org
     Ever confirmed|0                           |1
      Known to fail|                            |5.3.0, 6.0

--- Comment #1 from Martin Sebor <msebor at gcc dot gnu.org> ---
Since making the text of the diagnostic consistent is trivial I've included it
in my patch for bug 70507 that I'm about to submit for review.