From: chris.m.thomasson.1@gmail.com   
      
   On 12/28/2025 2:20 PM, Chris M. Thomasson wrote:   
   [...]   
   > Fwiw, I noticed that a certain compiler was implementing LOCK XADD with   
   > a LOCK CMPXCHG loop and got a little pissed. Had to tell them about it:   
   >   
   > read all when you get some free time to burn:   
   >   
   > https://forum.pellesc.de/index.php?topic=7167.msg27217#msg27217   
      
   Using LOCK CMPXCHG (strong) we can directly implement state machines.   
   Using weak CAS aka LL/SC, well, not so easy because of the damn spurious   
   failures.   
      
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