[Bug target/103065] [meta] atomic operations aren't optimized

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103065
Bug 103065 depends on bug 103069, which changed state.

Bug 103069 Summary: cmpxchg isn't optimized
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103069

           What    |Removed                     |Added
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             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---