[Bug libstdc++/88101] Implement P0528R3, C++20 cmpxchg and padding bits

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88101

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
  Attachment #49567|0                           |1
        is obsolete|                            |

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 49569
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49569&action=edit
gcc11-pr88101-wip.patch

Updated patch to handle unions.