[Bug c++/92384] [8/9/10 Regression] Empty class instances have different equal testing result among GCC versions

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92384

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ABI
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2019-11-05
      Known to work|                            |7.4.0
            Summary|Empty class instances have  |[8/9/10 Regression] Empty
                   |different equal testing     |class instances have
                   |result among GCC versions   |different equal testing
                   |                            |result among GCC versions
     Ever confirmed|0                           |1
      Known to fail|                            |10.0, 8.3.0, 9.2.0

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
This started with the -fabi-version=12 introduced in GCC 8