Update wording for @cmpxchgStrong and @cmpxchgWeak in langref.html.in #20411
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The previous wording was incorrect as it indicated that `@cmpxchgStrong` and `@cmpxchgWeak` return `null` on "failure" even though it returns `null` on success and the current value of the atomic on "failure", see ziglang#19979. Further documentation might be helpful as described in ziglang#1516.
diffuty
approved these changes
Jun 27, 2024
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The previous wording was incorrect as it indicated that
@cmpxchgStrongand@cmpxchgWeakreturnnullon "failure" even though it returnsnullon success and the current value of the atomic on "failure", closes #19979.Further documentation might be helpful as described in #1516.