langref: fixes incorrect description of cmpxchg functions#21755
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Seems to be a more minimal alternative to #20411 ; accepting either should resolve the other. |
alexrp
approved these changes
Jan 26, 2025
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for a few releases now the textual description of cmpxchg has been incorrect; the code example has been correct; null is returned if the exchange successfully happens, not if it failed due to mismatch.