[Bug middle-end/102566] [i386] GCC should emit LOCK BTS for simple bit-test-and-set operations with std::atomic

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102566
Bug 102566 depends on bug 49244, which changed state.

Bug 49244 Summary: __sync or __atomic builtins will not emit 'lock bts/btr/btc'
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=49244

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