[Bug target/71153] aarch64 __atomic_fetch_and() generates probably incorrect double inversion

[dhowells at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71153

--- Comment #1 from dhowells at redhat dot com <dhowells at redhat dot com> ---
(In reply to dhowe...@redhat.com from comment #0)
> ... If nothing else, the MOVN and MOV could be condensed into just a MOV. ...

The MOVN and the MVN could be condensed, that is.