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This one is compelling.

However this might not have caught the error condition described upthread. That condition might have overwritten data or moreData without touching s1 or s2.

Otherwise, great!



Reminds me of a stack canarys, stuff you put on the feet off a stack and check with the scheduler.

Also to all those ready to do a checksum on a struct, rememember that structs are plattform dependant (padding bytes).




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