[issue17611] Move unwinding of stack for "pseudo exceptions" from interpreter to compiler.

[Demur Rumed]

Demur Rumed added the comment:

Java duplicates finally bytecode too: http://cliffhacks.blogspot.ca/2008/02/java-6-tryfinally-compilation-without.html

Tho they avoid jsr instruction because it causes non trivial bytecode validation. Still, they would've had to concluded that finally blocks are often small enough to be alright to inline

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nosy: +Demur Rumed

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<http://bugs.python.org/issue17611>
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