I don't have an answer, but I get the same results on 5.8.3/Win so it's not a platform thing.
Re-ordering the declarations of sub2 and sub3 gives your expected output, which is counter-intuative.
I'm intrigued to see the reasoning behind this one too:)
Examine what is said, not who speaks.
"Efficiency is intelligent laziness." -David Dunham
"Think for yourself!" - Abigail
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