[Issue 20655] attribute inference accepts unsafe union access as @safe

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20655

ag0aep6g <ag0aep6g at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Depends on|                            |20661


Referenced Issues:

https://issues.dlang.org/show_bug.cgi?id=20661
[Issue 20661] opEquals not recognized for AA key (take two)
--