[Bug fortran/66227] [5/6/7 Regression] [OOP] EXTENDS_TYPE_OF n returns wrong result for polymorphic variable allocated to extended type

[janus at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66227

janus at gcc dot gnu.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |4.5.0
   Target Milestone|---                         |5.5
      Known to fail|                            |5.4.1, 6.2.0

--- Comment #8 from janus at gcc dot gnu.org ---
Fixed on trunk with r242535. For more discussion of the fix see the thread
starting at https://gcc.gnu.org/ml/fortran/2016-11/msg00150.html.

I'll backport the fix to the release branches soon if no problems appear on
trunk.