[Bug c++/122550] [14 Regression] constrained hidden template friend alongside existing declaration is ambiguous

[ppalka at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122550

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[14/15/16 Regression]       |[14 Regression] constrained
                   |constrained hidden template |hidden template friend
                   |friend alongside existing   |alongside existing
                   |declaration is ambiguous    |declaration is ambiguous

--- Comment #10 from Patrick Palka <ppalka at gcc dot gnu.org> ---
Fixed for 15.3/16 so far.