[Bug c++/70642] Invalid alias template instantiation not rejected if previously used in SFINAE context

[ppalka at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70642

Patrick Palka <ppalka at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |10.0, 11.0, 9.0
                 CC|                            |ppalka at gcc dot gnu.org
   Target Milestone|---                         |11.0
         Resolution|---                         |FIXED
             Status|NEW                         |RESOLVED

--- Comment #3 from Patrick Palka <ppalka at gcc dot gnu.org> ---
This is fixed for GCC 9+ by r9-7046 aka the fix for PR90047.