[Bug c++/84840] [6/7/8 Regression] ICE (in poplevel_class) for `auto` in alias declaration

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84840

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-03-13
                 CC|                            |jakub at gcc dot gnu.org,
                   |                            |jason at gcc dot gnu.org
   Target Milestone|---                         |6.5
            Summary|ICE (in poplevel_class) for |[6/7/8 Regression] ICE (in
                   |`auto` in alias declaration |poplevel_class) for `auto`
                   |                            |in alias declaration
     Ever confirmed|0                           |1

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Started with r202612.  This one wouldn't be fixed even with an error in there
instead of pedwarn - the ICE happens even with -pedantic-errors.