[Bug middle-end/103065] [meta] atomic operations aren't optimized

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103065
Bug 103065 depends on bug 94649, which changed state.

Bug 94649 Summary: 16-byte aligned atomic_compare_exchange doesn not generate 
cmpxcg16b on x86_64
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94649

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