[Bug c++/78890] [5/6/7 Regression] ICE on invalid reference type in union

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78890

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2016-12-21
      Known to work|                            |4.9.4
     Ever confirmed|0                           |1
      Known to fail|                            |5.4.0, 6.3.0, 7.0